Analysis
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max time kernel
20s -
max time network
37s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
21-10-2024 21:21
General
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Target
0b3cd8d23ca38dba9fdee297be9186a36b8f19224b22c577e2d0edcae25bb37a.apk
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Size
7.3MB
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MD5
c8d0643af82131b011ae92b5632b134e
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SHA1
1f584874bc031dc6cfd05ceef02162cc1a79add3
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SHA256
0b3cd8d23ca38dba9fdee297be9186a36b8f19224b22c577e2d0edcae25bb37a
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SHA512
3568b8e693095143da0de37149ac83eb27dc082331ea7c5ac67ed6f2d44d9da98ad436bbd8234fe63cb6a244866cb463b41f640d801d23157ef4efbcf4952c16
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SSDEEP
196608:mqxULREXv3Xfr8oZlYeOSA9DS6gQC/gsLigt:Jxtr8o3YepzP/gsWa
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 4 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.tqdisplay55_sync1⤵
- 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.tqdisplay55_sync/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.tqdisplay55_sync/app_dex/oat/x86/classes.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
1KB
MD5c8c32250354c4c0feacb42c4a7385067
SHA100c76dd9991872bac62762ffed37ba72709830e8
SHA25644a1fcce6ea31e2e4ba86d36565b4ec50ba408af2a101170c77d8208452b03df
SHA512212217377be8139bff53767e4e23f790721d34fbdfc76a87f304b4f3e1861c8b326eab70f0715470bbfa5af2e9d9f227a187c02bb68660ebf92ad7b2dea1bf24
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Filesize
1KB
MD5c39633e9a42ab69a75ba09c536edad11
SHA12c51ef47df0bdbd2c5940adcb0a2bd9881cdabe8
SHA256c210205a37cd7844a0805ce3e97fe7b1af89110bd9be2750fa76b3776e12f0b6
SHA51263d2f00f6e0bc9e4f5985c16092bd489e86ff2ce99138bacdec0b19af8b45c417ec98195e9cdaf9d2eda7b71eda33d606a1fd7e183404818420db373c0cf2fb8
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Filesize
1KB
MD54b87d2c58c071c46ca7cc3981e2df338
SHA1dc0745097837ac1e11e93e08644447a93ba72b9d
SHA256d47e5c045ab0cb729401659d1bf1b3d40be92a1cb0fb53c431b57365c183c853
SHA512cbcc73f5f7729478c3dbc5edcaf592c6ab0d78f8b42ad78b427ce14b3eb863ed749da2c213b6d309860de3d8a25d9818c23ac95d8beb395be959c6320cfaa31e
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD513653ab41a39afe90c390bc34a892e94
SHA1722a3b3a2b64258684ec2b4dc9fc14512db9f18e
SHA2561be4af0c0dc3e6d159c7fdb2b1948c70b4069b980a22eda3cf19f2b498316777
SHA512e424e3b9791bda9d8e1a63afece5b29315bc4b04a17ccfa27e01c9ddef3b4de914e83c92607a4c0f465cccba4bf00fade5a67c5de1b187ef8479c844f0467578
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Filesize
525KB
MD59d738fa90fafc0026c3dcd82707be3ab
SHA14a7293b550adbb0f4ea5287cbd2ca8949e8ee25d
SHA2561f7cc3a28438513bc6ce378b6f4df7b7a6bb5418240ae83949ccea6b70b4b7e0
SHA5122c28758446cc646d4afde925fdf303672649d55d328d9aa70bce06f14720edfdd37f3fd180460e6e12391ba1a5f63e85b3bee2e898c9a66732c31051ace3b1eb