General
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Target
8c921f8e3f90f253ae8d1478a63ee51c88c7bf515a5387d4a1d78e7e1fd4a1df
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Size
4.8MB
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Sample
241216-dkymea1la1
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MD5
38686940198a72f0a4a2c5683bd3fe40
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SHA1
5b045098abcfd7db97cce62e548d93fa0f7285aa
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SHA256
8c921f8e3f90f253ae8d1478a63ee51c88c7bf515a5387d4a1d78e7e1fd4a1df
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SHA512
3c488abcfb8e462e48fe4c79f691edf5cdfe45ae7e956e7afe7b2d749a3ee4b7e65a6facab2e10927f8801ac46a77b595e87fb34cd3a2a0f612d5ef1587dc5d1
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SSDEEP
49152:iRsEXwVvoKY83Xjy45iS7xrGdrSu6pYjVKScohczKaWZSbPe8lUYCmKL4:iRs1vod83Xn5iSRGcGVK3O4bP/2YCf4
Static task
static1
Behavioral task
behavioral1
Sample
8c921f8e3f90f253ae8d1478a63ee51c88c7bf515a5387d4a1d78e7e1fd4a1df.apk
Resource
android-x86-arm-20240910-en
Malware Config
Extracted
octo
Targets
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Target
8c921f8e3f90f253ae8d1478a63ee51c88c7bf515a5387d4a1d78e7e1fd4a1df
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Size
4.8MB
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MD5
38686940198a72f0a4a2c5683bd3fe40
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SHA1
5b045098abcfd7db97cce62e548d93fa0f7285aa
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SHA256
8c921f8e3f90f253ae8d1478a63ee51c88c7bf515a5387d4a1d78e7e1fd4a1df
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SHA512
3c488abcfb8e462e48fe4c79f691edf5cdfe45ae7e956e7afe7b2d749a3ee4b7e65a6facab2e10927f8801ac46a77b595e87fb34cd3a2a0f612d5ef1587dc5d1
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SSDEEP
49152:iRsEXwVvoKY83Xjy45iS7xrGdrSu6pYjVKScohczKaWZSbPe8lUYCmKL4:iRs1vod83Xn5iSRGcGVK3O4bP/2YCf4
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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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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 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
1User Evasion
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4