General
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Target
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd.bin
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Size
605KB
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Sample
241116-1wsxmaynbr
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MD5
3e9bc28c092d03381ed0ff2e5d45d989
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SHA1
f33d1b2a130fd8e7986ef577e93f78d14b4ca760
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SHA256
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd
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SHA512
5b6e303d202a9f2f0f62a13fc52b0639b068e96e46f8adbaa93772f092427c2191e453c67803098c0e0ec050ad975cc862d75d292e444354efbfcce1ecffc750
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SSDEEP
12288:V+ppcVe4/g7id0c+dwKLcdgJ7XGM2ymmsZfizHs4hDLrMhdJCF:UppcI4HudLNJ7XGM5sZqzHsIzgdJCF
Static task
static1
Behavioral task
behavioral1
Sample
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral3
Sample
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd.apk
Resource
android-x64-arm64-20240910-en
Malware Config
Extracted
octo
https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
Targets
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Target
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd.bin
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Size
605KB
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MD5
3e9bc28c092d03381ed0ff2e5d45d989
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SHA1
f33d1b2a130fd8e7986ef577e93f78d14b4ca760
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SHA256
770994c9d5bb8554afabb675989bc843e0c7da0769eddb92476c57d50d56d4dd
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SHA512
5b6e303d202a9f2f0f62a13fc52b0639b068e96e46f8adbaa93772f092427c2191e453c67803098c0e0ec050ad975cc862d75d292e444354efbfcce1ecffc750
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SSDEEP
12288:V+ppcVe4/g7id0c+dwKLcdgJ7XGM2ymmsZfizHs4hDLrMhdJCF:UppcI4HudLNJ7XGM5sZqzHsIzgdJCF
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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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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
1Scheduled Task/Job
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