Analysis
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max time kernel
149s -
max time network
156s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
09-10-2024 08:04
General
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Target
3a4c78e18105327c3b9af0beda2524fea74550c38ffbc575fde2c6c0d634b10a.apk
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Size
7.5MB
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MD5
e6223fa4918b8751f1776d6266a151cf
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SHA1
e97df448289904998275602a188288033631aa18
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SHA256
3a4c78e18105327c3b9af0beda2524fea74550c38ffbc575fde2c6c0d634b10a
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SHA512
5a2238dc243b8907b35cd9bcaa0ee9a825681df050960ea0100b11e81a9bff4ac86a5625306ce92dd0e6ea0723585b7ca2e77df7bb55c6995a91ca492a651e58
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SSDEEP
98304:Lu4Yj7WRsk5iSRG7UVKlBJWpGBXuu8H8oXxXmwmWypvh:Lunj7WRnrJUf0AFh8coQwAvh
Malware Config
Extracted
octo
https://e8009e84c92eeeb6f2cd34622a9bda07.com
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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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.saandroid96market1⤵
- 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)
- 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.saandroid96market/app_quit/rMA.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.saandroid96market/app_quit/oat/x86/rMA.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
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
995B
MD5df13846630366484650c11923e35f083
SHA18a51c38d7985100455ab80f4f5346de421212fa8
SHA256ec472fbdef340789986280fab95d7c389230c8b3770826d519fa3e5528dcb740
SHA512a466293ff7559179dbb1b30a1abab10edb4aad5dd8edf38c4ca5b16319b39eb320069451f62fb862c962e42b36883f49205dee7e6bf2b56aae8b3e762ec49ac2
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Filesize
995B
MD57e20ade6abbbcbef1f84844aab429d0b
SHA1a762383654b47d7ac22cbb695d33f0bee03db81d
SHA25655cce23e7cc09210fbf61defceb5dc8d04d81112e4128ecf87301d0abd1f5904
SHA512231a75614570b1e4c6206ceed0853e730980b1b69d8841951de3df5b53fe55378a50fd08f9f7bc67fc8c0fcc31886d91bd67c752b26b8d05dd396a7ca391025d
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD5bc78f0aa68b63cf1f3e2205b729c2572
SHA1b58d507ac5cc7509ad0977c52552b93740015d0c
SHA2560f8357cc5a13509c1611577c033e49122c433561c2c616bedc703790de2a7470
SHA512f31fb4c7184ce3768611cb5cd7a67fb9fd55c4cc05ac0176941a6624bf722bb4509df2ce10470de0f7df71b566445d665b11d54c3862e7686809e1bc40a3bf1a
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Filesize
1KB
MD596cde5d0eaea0d116c725a5726cbf9d5
SHA1382a9126a30a286257cb90129b16a7f070a9d427
SHA25695b07cd8a3a69e8a7c604e5f4ac31e7002a3a03ed41c1911edfbbaa5a05a9142
SHA512531d15db5fbaff010eb6064d8b65c34703c55b760361ff6c8564638800c62a2b15551eda3ff1681dddb05a3b86124898d3081cdf9416848aed27eab1cc21678b
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Filesize
525KB
MD5086ed8b6d02ce6ad3d8bb5c9d0d3a6d2
SHA18285b4d69f3fd09dd3c6af4f01a7ef194faccd7f
SHA256057f8ce5b94888c7577bc670c631884c309e5aa4f3364f05d0ecfa29c2366856
SHA51276048ea26f2f3e2d608842303d29c697effb1f0ecef05b5b0e758deb80b186e3230099ea603bd691cbf99bf100ffa95e718768c5e99cc192ff4f394f43fd584e