General
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Target
5-aligned-signed_en.apk
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Size
3.8MB
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Sample
241005-ybvvdavgmb
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MD5
239e33c64d322f85cc05cc2d2a5234f4
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SHA1
223efb835a820ad6bd4611b9eba3e9eb0d159736
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SHA256
dfc6b7f14b14efcb7914cc06638de4fc6807b46d0cd5c6e1ad48e6dc247da0c7
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SHA512
7ce21abdeaf7d81f0731dc8478ef6260b8ef9f74c4e0a31733a1102ce35aef32d44c48e22192a644aa8ca856e7d2e3081fb96eccdb632dd9a26d2bf07f3e8a85
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SSDEEP
98304:k20r2QFjrI1AuY/QtkxjC4Niw1Jo75ckB4E7EmbER5tH7:kPrxRydtkXSZ4E9bE9
Static task
static1
Behavioral task
behavioral1
Sample
5-aligned-signed_en.apk
Resource
android-x64-arm64-20240624-en
Behavioral task
behavioral2
Sample
5-aligned-signed_en.apk
Resource
android-x64-20240624-en
Malware Config
Extracted
ermac
http://176.111.174.221:3434
Targets
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Target
5-aligned-signed_en.apk
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Size
3.8MB
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MD5
239e33c64d322f85cc05cc2d2a5234f4
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SHA1
223efb835a820ad6bd4611b9eba3e9eb0d159736
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SHA256
dfc6b7f14b14efcb7914cc06638de4fc6807b46d0cd5c6e1ad48e6dc247da0c7
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SHA512
7ce21abdeaf7d81f0731dc8478ef6260b8ef9f74c4e0a31733a1102ce35aef32d44c48e22192a644aa8ca856e7d2e3081fb96eccdb632dd9a26d2bf07f3e8a85
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SSDEEP
98304:k20r2QFjrI1AuY/QtkxjC4Niw1Jo75ckB4E7EmbER5tH7:kPrxRydtkXSZ4E9bE9
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Ermac2 payload
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Makes use of the framework's Accessibility service
Retrieves information displayed on the phone screen using AccessibilityService.
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Queries the phone number (MSISDN for GSM devices)
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Acquires the wake lock
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Makes use of the framework's foreground persistence service
Application may abuse the framework's foreground service to continue running in the foreground.
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Performs UI accessibility actions on behalf of the user
Application may abuse the accessibility service to prevent their removal.
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Queries the mobile country code (MCC)
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Queries the unique device ID (IMEI, MEID, IMSI)
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Requests disabling of battery optimizations (often used to enable hiding in the background).
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MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1