Analysis
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max time kernel
145s -
max time network
149s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
25-12-2024 22:09
General
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Target
e4ed22fa33294f30d34b5b954cd8e161c7d74fc2e93a73b0d7ae6e84ef43de5b.apk
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Size
2.4MB
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MD5
1da5b7d3c1a0b5b8d4aa74bf59adc635
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SHA1
381c632cc7c03da447ad39da8cf2905cdc7fe4a4
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SHA256
e4ed22fa33294f30d34b5b954cd8e161c7d74fc2e93a73b0d7ae6e84ef43de5b
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SHA512
7fa0b2e5263e91df8a9ba72e629d1ef7d9d589e34fd74cf9b12f6322249dd19278ac04847daedbf0e44d303baf70a71465033872d729504df4cc3cbcb3c19433
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SSDEEP
49152:FRqzDR43Ez8PewF1PcphFv0IKgi82A0AjIDDvImHIsC+EOxT:vsDkXjPwbMMdhIDDMG
Malware Config
Extracted
octo
https://kirmizibeyazfiltre.com/MWQxMmUxNmEyYmU4/
https://gazozsarap1d.com/MWQxMmUxNmEyYmU4/
https://gvkmkbirak.com/MWQxMmUxNmEyYmU4/
https://agfbn62tch24242.com/MWQxMmUxNmEyYmU4/
https://gafcvba62ckca.com/MWQxMmUxNmEyYmU4/
Extracted
octo
https://kirmizibeyazfiltre.com/MWQxMmUxNmEyYmU4/
https://gazozsarap1d.com/MWQxMmUxNmEyYmU4/
https://gvkmkbirak.com/MWQxMmUxNmEyYmU4/
https://agfbn62tch24242.com/MWQxMmUxNmEyYmU4/
https://gafcvba62ckca.com/MWQxMmUxNmEyYmU4/
Signatures
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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 1 IoCs
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Removes its main activity from the application launcher 1 TTPs 1 IoCs
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Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
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Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
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Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Acquires the wake lock 1 IoCs
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Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs
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 1 TTPs 4 IoCs
Application may abuse the accessibility service to prevent their removal.
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Queries the mobile country code (MCC) 1 TTPs 1 IoCs
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Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
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Reads information about phone network operator. 1 TTPs
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Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
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Requests modifying system settings. 1 IoCs
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Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
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Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes
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com.goodcould381⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests modifying system settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
Network
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
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.3MB
MD50a0f4e2c2f29f280f3c98f0e068ed2da
SHA1f15d5f445c8b2f85bdab4fface9e378858ebb225
SHA256cfe3380f983347d5b756132530f5459704644444990a80abed5ea76ffc89bf55
SHA512ca10e0557490a8699464d93777ed77b867661c5b91321efa590eff472483ad29bc84b942c7d114cc9e4dcd6de61bbcc32ad29d0737d916a356663d5b5b8e98c3
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Filesize
552B
MD54a3f7c24c4e28adfffdf5c9396216119
SHA1118129ee09ab99ecd1fe3f5712973927bbf1016c
SHA256761ba92e53970d7cc5967e2409cc3ebb3ff937d89b30d6db6792743c0b7c26c5
SHA512f3eae6395be1bf94c779b6797819cc58928e80783bcd65aee2f5f52ae5769e5f7f8d9b6c9ddde16ed4c42a6cdfb3830dc2fdea1b2aac62ba995fbbf704d2b2cb