Analysis
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max time kernel
148s -
max time network
151s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
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submitted
20-11-2024 22:03
General
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Target
b23d6ed3feee24c8602e7e4313c1f3247575490468890721d35b3719a72d2bb7.apk
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Size
541KB
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MD5
071294694a7e883ac8ea8a2b7bcc078c
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SHA1
9cc247e8df72cd7938a43004864a235930d8c948
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SHA256
b23d6ed3feee24c8602e7e4313c1f3247575490468890721d35b3719a72d2bb7
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SHA512
2445a097dbb624977fc1a5983c288c9744ee44183dd31f241b3fb913f421295cc73e22fc64a1b889741844b9f38c14b9c6675befee374ac48315dd39ee4453fc
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SSDEEP
12288:exsDdlmR3oliBbDBk0mDHvAkZ2y4Bc5biBgkk/PIVIvaK1ozVQgJ:exsDuRYib+rDHvAkZ2mbK2P9vaK1oJQ0
Malware Config
Extracted
octo
https://sila52bolumtekparca.net/YTFlMzViNjNiNWM3/
https://95.214.27.124/YTFlMzViNjNiNWM3/
https://sysbrsssti.com/YTFlMzViNjNiNWM3/
https://sysbrsssti2.com/YTFlMzViNjNiNWM3/
https://sysbrssstiz.xyz/YTFlMzViNjNiNWM3/
Extracted
octo
https://sila52bolumtekparca.net/YTFlMzViNjNiNWM3/
https://95.214.27.124/YTFlMzViNjNiNWM3/
https://sysbrsssti.com/YTFlMzViNjNiNWM3/
https://sysbrsssti2.com/YTFlMzViNjNiNWM3/
https://sysbrssstiz.xyz/YTFlMzViNjNiNWM3/
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 1 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 2 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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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.weightwantb1⤵
- 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).
- 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
507B
MD50116d2a8df366ccd24f00d2c48c48f40
SHA1589f2acb2b603a4ada2254150de04e504e51b487
SHA256987f25ce0ebc06717a5df72aaf30bba2f7d2a659e79ef3ad52e5a2028c5d5206
SHA512d0606b64b2d6fdd7c5cde0466ce1f6a62adb987f7dccde4232932ef8d68f2c827fc5862600a2d02ba9a9117e774b976f6d137031b6216bf0798095c835090fdb
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Filesize
449KB
MD5d3bd41e8a2c2f3d9d8866452a0e155b6
SHA13c4cf085df90a0a7cbd2a5776fa733581fab8904
SHA25625f363a9124feb1058e230d8c695f572f7b53502d4bbb2365038bf7387a3f445
SHA51272f76b6b261aa747f6458873e765f8a1ec789e456d9e73c9d074c16bd438f0e11da9cd470e60ea52aab113408a333c10d642886a9bc0d7a36b42deb44e6effcf