General
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Target
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0.bin
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Size
2.4MB
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Sample
241017-1ygmdascqj
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MD5
56a4b0a7df6bfd0d0e9929217baee65c
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SHA1
23ecd11542255cf99bb0ad48ef6d164228730948
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SHA256
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0
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SHA512
77d45606f0450b3a95d9bfc57e6661d8f1cbb007a1bfcd509e4dc5622019b40e35a480582e44d4fdd5dfa3cc757a5a1d48a0201396e46c4fbdc7fb706698d137
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SSDEEP
49152:sa9c79t7xtjUqxOqX8t1+c5cPpl62xqU++LShWiTTtgfr+G6pUJj+:jOt/UnFIc5cpc2xqKLa3er+Bwj+
Static task
static1
Behavioral task
behavioral1
Sample
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0.apk
Resource
android-x64-20240910-en
Malware Config
Extracted
octo
https://pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
Extracted
octo
https://pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
Targets
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Target
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0.bin
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Size
2.4MB
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MD5
56a4b0a7df6bfd0d0e9929217baee65c
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SHA1
23ecd11542255cf99bb0ad48ef6d164228730948
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SHA256
58aa956c1c214858729b62ab91023cc42824aa0b61ae0cf1a4850e14ad2861a0
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SHA512
77d45606f0450b3a95d9bfc57e6661d8f1cbb007a1bfcd509e4dc5622019b40e35a480582e44d4fdd5dfa3cc757a5a1d48a0201396e46c4fbdc7fb706698d137
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SSDEEP
49152:sa9c79t7xtjUqxOqX8t1+c5cPpl62xqU++LShWiTTtgfr+G6pUJj+:jOt/UnFIc5cpc2xqKLa3er+Bwj+
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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