General
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Target
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9.bin
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Size
4.7MB
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Sample
241210-1ztnbs1pes
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MD5
a593d32c9b7f3d8cc05afdcfe6649e0f
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SHA1
848172d87d92752ebaa337435a620639986995b8
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SHA256
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9
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SHA512
c1fb9a4e90680bccc1d4689cb02de1fd72da3ff66c32e9c01d5ad1251998fac4d16a6d344d01b0a9e154a31e4e2b334488e24cfd0f8206be09609799df23e970
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SSDEEP
98304:qNkZbcGpTBc0HH3/drwnU4QLaMVSmAI97YBjV7MPTxQgyJrjD5NxVBl5:qNkZbhBPdrwsAI9kBkyJV5l
Static task
static1
Behavioral task
behavioral1
Sample
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9.apk
Resource
android-x64-20240910-en
Malware Config
Extracted
octo
https://94b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://94b641390330721556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d92146d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d92156d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://994b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://4394b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
Extracted
octo
https://94b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://94b641390330721556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d92146d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://694b64c9b41c17a229d92156d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://994b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
https://4394b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
Targets
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Target
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9.bin
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Size
4.7MB
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MD5
a593d32c9b7f3d8cc05afdcfe6649e0f
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SHA1
848172d87d92752ebaa337435a620639986995b8
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SHA256
90a85a3b5be9d2d1964566a6433835718c3661bdb393ff1202e036425251cdf9
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SHA512
c1fb9a4e90680bccc1d4689cb02de1fd72da3ff66c32e9c01d5ad1251998fac4d16a6d344d01b0a9e154a31e4e2b334488e24cfd0f8206be09609799df23e970
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SSDEEP
98304:qNkZbcGpTBc0HH3/drwnU4QLaMVSmAI97YBjV7MPTxQgyJrjD5NxVBl5:qNkZbhBPdrwsAI9kBkyJV5l
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Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
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Octo family
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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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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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Requests modifying system settings.
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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
3