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Analysis
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max time kernel
149s -
max time network
150s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
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submitted
10/11/2024, 22:12
General
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Target
46022523a2353925eae14015ca8546191118d613d87a175f2b049a78c0047e81.apk
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Size
4.8MB
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MD5
32c0b814086a28a911aea841c46a4656
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SHA1
653c744a6cad2617d83675d871a88bfbd61c7264
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SHA256
46022523a2353925eae14015ca8546191118d613d87a175f2b049a78c0047e81
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SHA512
2190f79f9f57c22201ea16d359e2ec7c64da3e89d2ad5f746b17d067cd80484004dde8fc4bcdfa82c9b49ff2054de7b6706996b4681a06b5d9f946d416237330
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SSDEEP
49152:KdRsEXxwhnKKRh3Xp245iS7xrG/rw6bJcQVjVKSczZ7IfC2kvlwZu6gxeeqj:mRsVNrRh3Xl5iSRGF/VK3ekvCZdg4eu
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 family
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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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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.rbinternal_doublesj1⤵
- 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
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
2System Checks
2Discovery
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
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
526KB
MD51556ca588246067d9222b48ca55b2543
SHA12029f751b40617faee51c036b7dab3c10c201beb
SHA25635c680e077b6651ed80647aee4def8d2188cccfff0b106d01c7191878e7fa0cb
SHA5128d55194018896c9b056c00fdb2ae8de702de4fe234f6f76609c0a0be193b23e774d90f8cd8082d6c82ab7c15b6fcc00c18760fad242b261f7ce604ba9f0125f8