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Analysis
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max time kernel
145s -
max time network
157s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
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submitted
07/12/2024, 22:05
General
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Target
7d692decd7b9d8efd98c53183d44269c0aaaae4b8a4941348d6017712bbdd710.apk
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Size
4.9MB
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MD5
efb4f7615947dfac5b09926450ff8756
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SHA1
ad0f6d4ab2aa88caa166e80d6116807c47436a0b
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SHA256
7d692decd7b9d8efd98c53183d44269c0aaaae4b8a4941348d6017712bbdd710
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SHA512
e533837a2f1974a2474cb152b6cba95d9725b7e8e9711c6adaa18fd39a060dede371da6c6ad6a6ea5bdbeaa66012c1b97bbb75fb2d10354717e2cc512787decf
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SSDEEP
49152:sSRsEXeHnKtoj7I45iS7xrGDvngRUt5jVKScYNgShcxuW3274uFmEnHV9isQf:5RslnAoj7x5iSRGd3VKe+tAZ8EnHV8f
Malware Config
Extracted
octo
https://d9867c8f08e4e2ac1ccc94a06a238493.mx
https://fc821709414c2850a46fa45aa2f5e22c.pro
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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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.server_tagd811⤵
- 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)
- 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
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
524KB
MD59e96f8481b9584ef20eefbce52521225
SHA1e39fa9ace27f2a9b55cc6682ace714a4732dfa61
SHA256f53a6a781b3fba62c011caf6f9485f59ca4c5bc8d7aaa65e57682ac987499e42
SHA51222b6602d590a79970b28be522119a607c6a268a7266ada997db2816059b869f1c019258032ee7fd441da5a27959d49db35465dee38ce03f7b53aa4d3e0363d0c