General
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Target
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54.bin
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Size
2.4MB
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Sample
250121-1xnz3asqgx
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MD5
04bfa7c049e203f3c06a66d51e7ed3f8
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SHA1
0e1e5a9a40fc438815e6e442dcf9d94e59b59c55
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SHA256
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54
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SHA512
e33333a103065ecf9efb520a69cc0518b13958221fe7a8e55f48f19fd39f72c07903a37c039a7130119f2f7e636e3a57c0a3882498429714dc8d184a62286652
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SSDEEP
49152:A8Zg2SwXbs7YYw6W9AKkTHpiRIDCBLQVfvXvMWmM109YhSxLvcOkVtjrFoWBDp9:Az8Xw7YYptXTJiWCqVXXxDCwFVtjrFog
Static task
static1
Behavioral task
behavioral1
Sample
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54.apk
Resource
android-x64-20240910-en
Malware Config
Extracted
octo
https://beatuysenel.com/ZjQ2Njg0MWJjNGE0/
https://karakacan3435.com/ZjQ2Njg0MWJjNGE0/
https://gvniletisim.com/ZjQ2Njg0MWJjNGE0/
https://gülseviyorum.com/ZjQ2Njg0MWJjNGE0/
https://kckparkavcisi35.com/ZjQ2Njg0MWJjNGE0/
Extracted
octo
https://beatuysenel.com/ZjQ2Njg0MWJjNGE0/
https://karakacan3435.com/ZjQ2Njg0MWJjNGE0/
https://gvniletisim.com/ZjQ2Njg0MWJjNGE0/
https://gülseviyorum.com/ZjQ2Njg0MWJjNGE0/
https://kckparkavcisi35.com/ZjQ2Njg0MWJjNGE0/
Targets
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Target
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54.bin
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Size
2.4MB
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MD5
04bfa7c049e203f3c06a66d51e7ed3f8
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SHA1
0e1e5a9a40fc438815e6e442dcf9d94e59b59c55
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SHA256
4e8981a89699607cf6bf4c147dc4408a4a4e9b6e17007e0a4ae10bf93b6a9d54
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SHA512
e33333a103065ecf9efb520a69cc0518b13958221fe7a8e55f48f19fd39f72c07903a37c039a7130119f2f7e636e3a57c0a3882498429714dc8d184a62286652
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SSDEEP
49152:A8Zg2SwXbs7YYw6W9AKkTHpiRIDCBLQVfvXvMWmM109YhSxLvcOkVtjrFoWBDp9:Az8Xw7YYptXTJiWCqVXXxDCwFVtjrFog
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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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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