General
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Target
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92.bin
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Size
509KB
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Sample
240816-1w5leszcng
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MD5
c6679b59a2b91abe87786e5250ed8790
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SHA1
5b35887b7d7c1c0bdd88104436e79a45f8ef43ca
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SHA256
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92
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SHA512
52e95d3c5458b5c49e84c7d57f1bd015cdb8928aa6905eb0811a1ed61e348d863223fe1b43fe18453f534d0ab0c126928b51f56aa736526da302256e3121177e
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SSDEEP
12288:QmDmw/4NDH+JvEd2cPd1mxIb7FSYv9mdkSO9mrPZgvxMJQnq:5CbND0cscV1WIb7FSYvm7O9d5Manq
Static task
static1
Behavioral task
behavioral1
Sample
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92.apk
Resource
android-33-x64-arm64-20240624-en
Malware Config
Extracted
octo
https://nabertglalfa.com/YmJhM2M5ZjYyODY5/
https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/
https://belkemigi6525.com/YmJhM2M5ZjYyODY5/
https://kemikadam252.com/YmJhM2M5ZjYyODY5/
https://parlementsigara651.com/YmJhM2M5ZjYyODY5/
https://selamcanm6142.com/YmJhM2M5ZjYyODY5/
Extracted
octo
https://nabertglalfa.com/YmJhM2M5ZjYyODY5/
https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/
https://belkemigi6525.com/YmJhM2M5ZjYyODY5/
https://kemikadam252.com/YmJhM2M5ZjYyODY5/
https://parlementsigara651.com/YmJhM2M5ZjYyODY5/
https://selamcanm6142.com/YmJhM2M5ZjYyODY5/
Targets
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Target
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92.bin
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Size
509KB
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MD5
c6679b59a2b91abe87786e5250ed8790
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SHA1
5b35887b7d7c1c0bdd88104436e79a45f8ef43ca
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SHA256
549ca7758a50b9bccc81a4a9c48f195c5da06bf3623cc0191fd0da9a6f92aa92
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SHA512
52e95d3c5458b5c49e84c7d57f1bd015cdb8928aa6905eb0811a1ed61e348d863223fe1b43fe18453f534d0ab0c126928b51f56aa736526da302256e3121177e
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SSDEEP
12288:QmDmw/4NDH+JvEd2cPd1mxIb7FSYv9mdkSO9mrPZgvxMJQnq:5CbND0cscV1WIb7FSYvm7O9d5Manq
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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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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
4