Analysis
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max time kernel
137s -
max time network
131s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
09-10-2024 08:12
General
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Target
9025c2510cf926faa631d9db53f612a774b10c78be418a0e770b82be2bac0bce.apk
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Size
7.5MB
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MD5
ae17783eb957d9a7bc50090fee82e5d9
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SHA1
ce4e5b58d25cf3f4262ccc84a10ad232c90b87e6
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SHA256
9025c2510cf926faa631d9db53f612a774b10c78be418a0e770b82be2bac0bce
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SHA512
a340e5e79fd45050cabe141b6671c13893f029c341c4b238fcbd31ab697fdf10f434fddd396c0ab1b243795be4e19ed88cfac0a80b8f09d0c3347a5a2c953a41
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SSDEEP
98304:EjYx5iSRGIcVK0qeu0uETvQhkj75RsBc7fxc+wvK:EjYxrqUdefrrQCj75RowZGi
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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Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
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Loads dropped Dex/Jar 1 TTPs 3 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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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 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
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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.cpartner_edge261⤵
- Checks Android system properties for emulator presence.
- 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
- Queries the mobile country code (MCC)
- 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)
- Checks CPU information
- Checks memory information
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/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.cpartner_edge26/app_frequent/naw.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cpartner_edge26/app_frequent/oat/x86/naw.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
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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
1User Evasion
1Input Injection
1Virtualization/Sandbox Evasion
3System Checks
3Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
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Filesize
1006B
MD5a83d481e9a3f890b985635d1eead3636
SHA1efb5d8e21bd8dabec60caa71f901d42cad32cbc7
SHA256dadeb1afd80a898ed64cf4c7cfc6b1fb7610a211b96e764d1fa1f3be4696dd66
SHA512c44e7ca8f7fa2ab8e8b5a6079fb2bb8a2aae9e1ce6229c4547038efd2626d4c1befa9064f39e9fa6706953964e34968f1df515d424de52d8dea23bd98909730f
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Filesize
1006B
MD5f6e46493b0ed715bcce647fa8c533243
SHA1976b48a5c7ac89a550b5d60637e50ff1328abf64
SHA2569936aea99580f4780bc05b8ea8aff0391e8db45ce2dbb6ca573a7cdb468e20f8
SHA5127c2f467ba59e9f33ad66311ef23ad1d6c1d5e1f92e48aa59bb67a70321f402b8d78296bfe0a8630a2bcdf0bedbcf1cc612f0d7b927caaa22ad26d13bf08c44ea
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD5ff4496bb5dd4f16f58711f1fefa52cbf
SHA104d762b19a4daa6c4311b5c2870bf6fa64d3add1
SHA256d5aa617c0b92461f0eb064b1d47e3f91e7475294888413bf224552bae15fd3a7
SHA512c27be215e327a93b744a1042c8e49103da2869748f8e823940e992dd0b94e689f0e984759cc37c6b86ea45a477f7af418efdf43fece3803c65592395b3296228
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Filesize
1KB
MD596d4f24b9a6fd92782c35f89a29afdba
SHA1b10773de5c5da6d184b64f7dc2b9711edb957371
SHA2561e2ae8f152fa699a1062e0e0f19dbe766619910b31a2c0745edb8ada1a07cedc
SHA512014765b4869713a3bed7da2552e1b4c878343b35d6f8e110dd35fea9aa8cc8ae0ccf98736b3a5e280caf0b896855ddffaa60f1bec633a3721a4868af682a2876
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Filesize
525KB
MD57ebeb6a492efb1fa0d684114edfb5a65
SHA19804ba5be305a4ad4ca1c2656ba90bc51b34f6bb
SHA256e9acb574f35078bca3c65f41c06dc10ddb7aa69a3361280e7995bd187fa8efdb
SHA5120760d17b531b0cc8e8864da28150c8a62cf0a250572c7465886d142536686752f89e0a0dea2ffc548930f3a7a5ec8dbc95b579a6bf814e1f2828c3d323e99372