General
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Target
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee.bin
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Size
541KB
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Sample
240830-1wt5payalc
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MD5
d378850e8523241c0106b45e54c0fdce
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SHA1
a001014b5004ad0fffb33c60dfd00d776a0b7da4
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SHA256
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee
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SHA512
2f5f3a4e8697e58ccecc97f49196f82d41b3a1f25545112f7136ef71f903b0030f950af1a12c3fb13e5fd18825647c039cc8222d53c99707d7cad450e3a1f508
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SSDEEP
12288:VplH4eqT4/Fxn9/9yXUp1gJGP1p7q8j9TYOJ03GSfF0dFqxRpqH7s:VnYx4/Fxn9/cXgx1p+8j9TYOa3ZfFswX
Static task
static1
Behavioral task
behavioral1
Sample
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee.apk
Resource
android-x64-arm64-20240624-en
Malware Config
Extracted
octo
https://biribizidurdursunn1.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn2.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn3.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn4.com/YTFlMzViNjNiNWM3/
Extracted
octo
https://biribizidurdursunn1.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn2.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn3.com/YTFlMzViNjNiNWM3/
https://biribizidurdursunn4.com/YTFlMzViNjNiNWM3/
Targets
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Target
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee.bin
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Size
541KB
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MD5
d378850e8523241c0106b45e54c0fdce
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SHA1
a001014b5004ad0fffb33c60dfd00d776a0b7da4
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SHA256
f8e26bf9a273727aa2bfc897f8cc8c3d48b49363ab2acb1b776eadeb7c89c1ee
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SHA512
2f5f3a4e8697e58ccecc97f49196f82d41b3a1f25545112f7136ef71f903b0030f950af1a12c3fb13e5fd18825647c039cc8222d53c99707d7cad450e3a1f508
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SSDEEP
12288:VplH4eqT4/Fxn9/9yXUp1gJGP1p7q8j9TYOJ03GSfF0dFqxRpqH7s:VnYx4/Fxn9/cXgx1p+8j9TYOa3ZfFswX
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Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
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Octo 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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Reads information about phone network operator.
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Requests accessing notifications (often used to intercept notifications before users become aware).
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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
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Credential Access
Access Notifications
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Network Configuration Discovery
4