Analysis
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max time kernel
144s -
max time network
152s -
platform
android-10_x64 -
resource
android-x64-20240910-en -
resource tags
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submitted
20-10-2024 22:03
General
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Target
3e2cd6db9676537cfbc3b25af28940ccf15980394f4f4d476c5f104a3cc77bc8.apk
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Size
4.8MB
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MD5
c374460b2e93ed262483011a458444b0
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SHA1
700f018eb3c4b0d29166a17e79f8c6650fafc016
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SHA256
3e2cd6db9676537cfbc3b25af28940ccf15980394f4f4d476c5f104a3cc77bc8
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SHA512
31cecd031987ed90925234d1821437a9e1db427d5bb03689a640ecc9b62cec588d24529ee4d357a06ea6a963f799b454cd03631f5f6aa0fe2d90d9d89946955d
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SSDEEP
49152:6MRsEXz0sHfK+/j7H45iS7xrGU/Z85FSjVKScOm7HE/0YfxWHebHvJUjR:1RsojHfL/j7Y5iSRGHsVK9pYfI+bPJUl
Malware Config
Extracted
octo
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 payload 1 IoCs
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Loads dropped Dex/Jar 1 TTPs 1 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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Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs
Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.
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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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Queries the mobile country code (MCC) 1 TTPs 1 IoCs
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Reads information about phone network operator. 1 TTPs
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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
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Checks CPU information 2 TTPs 1 IoCs
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Checks memory information 2 TTPs 1 IoCs
Processes
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com.wdouble1fontbackup1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
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Filesize
322KB
MD577dc50489b9323274732d27dc8a4e803
SHA10e02a3595b62489d0739d771881da8604d117c65
SHA256c5684e792d1ebefea6aac09fed45911703fd58c899f8a08133d49dd91429a820
SHA5120684a92f3e9c525384cfa53f531afba61e5930e1c27032a7e27e3315f72761b62e122dc34768d8162ba08f9bed53d148aa8dc034b46456bdd211f230637eba58
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Filesize
164B
MD557ae1ff87b1f36de783ecb0de0dec152
SHA1637bdf5ee71cd84a94975db95f432ac09b2fd6e4
SHA2569413a355e2db4f32099e388637bcf161ba1fb9a0a869f973b42212129e15fce3
SHA512fd3a1b3cbac4b03e558dc9bc49d403eecc23779f359868a6477b63717c5c32e848b5b4a018436fe064893b9454a308cf89efe596b770f06c2232153a81ce58ae
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Filesize
525KB
MD54bb1c7aade33fc2f11a4966111ef07a1
SHA197ee5e5513265dca9bd1b9a857282cc760248451
SHA2562e5036e07fe504f0a0feb6428faebc4be7ebd318ae5a827f40efa75294040dba
SHA51260c8ada256e9b72b9aca4444a5a7ec52540270642c5b17b0b650b432425dc7ee731d0df2a65dd3ef7b473be6a6e20a0d0b2be1c7272db82039757ff9dd53c92b