Datasets:

bnsapa

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cybersecurity-ner

like 1

[ "Adware", "commonly", "found", "on", "Play", "collects", "profits", "from", "ad", "networks", ",", "but", "mobile", "ransomware", "inflicts", "direct", "harm", "to", "users", "." ]

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[ "Like", "FakeDefender", "and", "DataLust", ",", "Charger", "could", "be", "an", "indicator", "of", "a", "wider", "effort", "by", "mobile", "malware", "developers", "to", "catch", "up", "with", "their", "PC", "ransomware", "cousins", "." ]

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[ "Similar", "to", "other", "malware", "seen", "in", "the", "past", ",", "Charger", "checks", "the", "local", "settings", "of", "the", "device", "and", "does", "not", "run", "its", "malicious", "logic", "if", "the", "device", "is", "located", "in", "Ukraine", ",", "Russia", ",", "or", "Belarus", "." ]

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[ "This", "is", "likely", "done", "to", "keep", "the", "developers", "from", "being", "prosecuted", "in", "their", "own", "countries", "or", "being", "extradited", "between", "countries", "." ]

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[ "Most", "malware", "found", "on", "Google", "Play", "contains", "only", "a", "dropper", "that", "later", "downloads", "the", "real", "malicious", "components", "to", "the", "device", "." ]

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[ "Charger", ",", "however", ",", "uses", "a", "heavy", "packing", "approach", "which", "it", "harder", "for", "the", "malware", "to", "stay", "hidden", ",", "so", "it", "must", "compensate", "with", "other", "means", "." ]

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[ "The", "developers", "of", "Charger", "gave", "it", "everything", "they", "had", "to", "boost", "its", "evasion", "capabilities", "and", "so", "it", "could", "stay", "hidden", "on", "Google", "Play", "for", "as", "long", "as", "possible", "." ]

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[ "The", "malware", "uses", "several", "advanced", "techniques", "to", "hide", "its", "real", "intentions", "and", "makes", "it", "harder", "to", "detect", "." ]

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[ "It", "encodes", "strings", "into", "binary", "arrays", ",", "making", "it", "hard", "to", "inspect", "them", "." ]

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[ "It", "loads", "code", "from", "encrypted", "resources", "dynamically", ",", "which", "most", "detection", "engines", "can", "not", "penetrate", "and", "inspect", "." ]

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[ "The", "dynamically-loaded", "code", "is", "also", "flooded", "with", "meaningless", "commands", "that", "mask", "the", "actual", "commands", "passing", "through", "." ]

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[ "It", "checks", "whether", "it", "is", "being", "run", "in", "an", "emulator", "before", "it", "starts", "its", "malicious", "activity", "." ]

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[ "PC", "malware", "first", "introduced", "this", "technique", "which", "is", "becoming", "a", "trend", "in", "mobile", "malware", "having", "been", "adopted", "by", "several", "malware", "families", "including", "Dendroid", "." ]

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[ "Emulator", "and", "location", "conditions", "for", "the", "malware", "’", "s", "activity", "Check", "Point", "Mobile", "Threat", "Prevention", "customers", "are", "protected", "from", "Charger", "and", "similar", "malware", "." ]

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[ "Check", "Point", "’", "s", "Analysis", "and", "Response", "Team", "(", "ART", ")", "disclosed", "the", "finding", "to", "Android", "’", "s", "Security", "team", "who", "took", "the", "appropriate", "security", "steps", "to", "remove", "the", "infected", "app", "and", "added", "the", "malware", "to", "Android", "’", "s", "built-in", "protection", "mechanisms", "." ]

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[ "Charger", "SHA256", "hash", ":", "58eb6c368e129b17559bdeacb3aed4d9a5d3596f774cf5ed3fdcf51775232ba0", "Infostealer", ",", "Keylogger", ",", "and", "Ransomware", "in", "One", ":", "Anubis", "Targets", "More", "than", "250", "Android", "Applications", "October", "29", ",", "2021", "The", "Cofense", "Phishing", "Defense", "Center", "uncovered", "a", "phishing", "campaign", "that", "specifically", "targets", "users", "of", "Android", "devices", "that", "could", "result", "in", "compromise", "if", "unsigned", "Android", "applications", "are", "permitted", "on", "the", "device", "." ]

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[ "The", "campaign", "seeks", "to", "deliver", "Anubis", ",", "a", "particularly", "nasty", "piece", "of", "malware", "that", "was", "originally", "used", "for", "cyber", "espionage", "and", "retooled", "as", "a", "banking", "trojan", "." ]

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[ "Anubis", "can", "completely", "hijack", "an", "Android", "mobile", "device", ",", "steal", "data", ",", "record", "phone", "calls", ",", "and", "even", "hold", "the", "device", "to", "ransom", "by", "encrypting", "the", "victim", "’", "s", "personal", "files", "." ]

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[ "With", "mobile", "devices", "increasingly", "used", "in", "the", "corporate", "environment", ",", "thanks", "to", "the", "popularity", "of", "BYOD", "policies", ",", "this", "malware", "has", "the", "potential", "to", "cause", "serious", "harm", ",", "mostly", "to", "consumers", ",", "and", "businesses", "that", "allow", "the", "installation", "of", "unsigned", "applications", "." ]

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[ "Here", "’", "s", "how", "it", "works", ":", "At", "first", "glance", ",", "the", "email", "shown", "in", "Figure", "1", "looks", "like", "any", "other", "phishing", "email", "that", "asks", "the", "user", "to", "download", "an", "invoice", "." ]

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[ "However", ",", "this", "particular", "email", "downloads", "an", "Android", "Package", "Kit", "(", "APK", ")", ",", "which", "is", "the", "common", "format", "used", "by", "Android", "to", "distribute", "and", "install", "applications", "." ]

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[ "Let", "’", "s", "take", "a", "closer", "look", "at", "the", "suspicious", "file", "." ]

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[ "Figure", "1", "–", "Phishing", "Email", "When", "the", "email", "link", "is", "opened", "from", "an", "Android", "device", ",", "an", "APK", "file", "(", "Fattura002873.apk", ")", ",", "is", "downloaded", "." ]

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[ "Upon", "opening", "the", "file", ",", "the", "user", "is", "asked", "to", "enable", "“", "Google", "Play", "Protect", "”", "as", "shown", "in", "Figure", "2", "." ]

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[ "However", ",", "this", "is", "not", "a", "genuine", "“", "Google", "Play", "Protect", "”", "screen", ";", "instead", "it", "gives", "the", "app", "all", "the", "permissions", "it", "needs", "while", "simultaneously", "disabling", "the", "actual", "Google", "Play", "Protect", "." ]

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[ "Figure", "2", "–", "Granting", "Permissions", "The", "following", "permissions", "are", "granted", "to", "the", "app", ":", "Figure", "3", "–", "Permissions", "Granted", "to", "App", "A", "closer", "look", "at", "the", "code", "reveals", "the", "application", "gathers", "a", "list", "of", "installed", "applications", "to", "compare", "the", "results", "against", "a", "list", "of", "targeted", "applications", "(", "Figure", "4", ")", "." ]

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[ "The", "malware", "mainly", "targets", "banking", "and", "financial", "applications", ",", "but", "also", "looks", "for", "popular", "shopping", "apps", "such", "as", "eBay", "or", "Amazon", "." ]

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[ "A", "full", "list", "of", "targeted", "applications", "is", "included", "in", "the", "IOC", "section", "at", "the", "end", "of", "this", "post", "." ]

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[ "Once", "an", "application", "has", "been", "identified", ",", "Anubis", "overlays", "the", "original", "application", "with", "a", "fake", "login", "page", "to", "capture", "the", "user", "’", "s", "credentials", "." ]

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[ "Figure", "4", "–", "Checking", "for", "installed", "apps", "Based", "on", "a", "thorough", "analysis", "of", "the", "code", ",", "the", "most", "interesting", "technical", "capabilities", "include", ":", "Capturing", "screenshots", "Enabling", "or", "changing", "administration", "settings", "Opening", "and", "visiting", "any", "URL", "Disabling", "Play", "Protect", "Recording", "audio", "Making", "phone", "calls", "Stealing", "the", "contact", "list", "Controlling", "the", "device", "via", "VNC", "Sending", ",", "receiving", "and", "deleting", "SMS", "Locking", "the", "device", "Encrypting", "files", "on", "the", "device", "and", "external", "drives", "Searching", "for", "files", "Retrieving", "the", "GPS", "location", "Capturing", "remote", "control", "commands", "from", "Twitter", "and", "Telegram", "Pushing", "overlays", "Reading", "the", "device", "ID", "The", "malware", "includes", "a", "keylogger", "that", "works", "in", "every", "app", "installed", "on", "the", "Android", "device", "." ]

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[ "However", ",", "the", "keylogger", "needs", "to", "be", "specifically", "enabled", "by", "a", "command", "sent", "from", "the", "C2", "server", "." ]

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[ "The", "keylogger", "can", "track", "three", "different", "events", "(", "Figure", "5", ")", ":", "TYPE_VIEW_CLICKED", "Represents", "the", "event", "of", "clicking", "on", "a", "View-like", "Button", ",", "CompoundButton", ",", "etc", "." ]

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[ "TYPE_VIEW_FOCUSED", "Represents", "the", "event", "of", "setting", "input", "focus", "of", "a", "View", "." ]

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[ "TYPE_VIEW_TEXT_CHANGED", "Represents", "the", "event", "of", "changing", "the", "text", "of", "an", "EditText", "." ]

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[ "The", "malware", "searches", "both", "internal", "and", "external", "storage", "and", "encrypts", "them", "using", "RC4", "." ]

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[ "It", "adds", "the", "file", "extension", ".AnubisCrypt", "to", "each", "encrypted", "file", "and", "sends", "it", "to", "the", "C2", "." ]

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[ "Figure", "6", "–", "Ransomware", "component", "Anubis", "has", "been", "known", "to", "utilize", "Twitter", "or", "Telegram", "to", "retrieve", "the", "C2", "address", "and", "this", "sample", "is", "no", "exception", "(", "Figure", "7", ")", "." ]

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[ "Users", "who", "have", "configured", "their", "Android", "mobile", "device", "to", "receive", "work-related", "emails", "and", "allow", "installation", "of", "unsigned", "applications", "face", "the", "most", "risk", "of", "compromise", "." ]

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[ "APK", "files", "will", "not", "natively", "open", "in", "an", "environment", "other", "than", "an", "Android", "device", "." ]

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[ "With", "the", "increased", "use", "of", "Android", "phones", "in", "business", "environments", ",", "it", "is", "important", "to", "defend", "against", "these", "threats", "by", "ensuring", "devices", "are", "kept", "current", "with", "the", "latest", "updates", "." ]

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[ "Limiting", "app", "installations", "on", "corporate", "devices", ",", "as", "well", "as", "ensuring", "that", "applications", "are", "created", "by", "trusted", "developers", "on", "official", "marketplaces", ",", "can", "help", "in", "reducing", "the", "risk", "of", "infection", "as", "well", "." ]

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[ "ViceLeaker", "Operation", ":", "mobile", "espionage", "targeting", "Middle", "East", "26", "JUN", "2019", "In", "May", "2018", ",", "we", "discovered", "a", "campaign", "targeting", "dozens", "of", "mobile", "Android", "devices", "belonging", "to", "Israeli", "citizens", "." ]

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