Analysis
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max time kernel
149s -
max time network
162s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
21/01/2025, 05:30
General
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Target
file.apk
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Size
7.3MB
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MD5
a8d138ad0caf188d210fc5366da923ee
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SHA1
503bf63fde8473700904900dc130b4fa7f97f842
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SHA256
573a0583e9d62c4c99236a90a2f7827a8b3a1cf1b769b003c2759091923745b2
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SHA512
541136c81f6f75eaa8b773d5cb0c36146858d30b86fc9d3889246cf5f8d1ac9ccd41bca0861bd0438b87d5c9dffecaab783a9e43c6c797e0a8136b59690f9ad1
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SSDEEP
98304:Km5VNNhDvW7M8x3XRRsxcjVKcD5iSRGuZ9TVVfPeZs6giN7:jjDrhq3XRRfjUirNVVVuZsq
Malware Config
Extracted
octo
https://50ed7d1b458a6a65d787b56cf40f0884.shop
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 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.ddisplaysource11⤵
- 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.ddisplaysource1/app_beach/FclaSZ.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.ddisplaysource1/app_beach/oat/x86/FclaSZ.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
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
1008B
MD58e53732aaca7d699e5083d880683cf9e
SHA143c0ab2252e72c8dc14418448aae4921be0b5fec
SHA25662de7a8b8ef2fc8eab01496e24ed7356230dbd51036a01e48fd97fe7b12a12f6
SHA5129bf539cb0e77c0bfe24933caddb4b5a390da06194dd47150a6666fd5fb155239473c193ff9b9aec8e9ad8afb474295b42914a957b05bf5a2b2dee8f68a223293
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Filesize
1008B
MD5bbe77545f625be07dd2a79c0fcd11f0e
SHA1265a399ec48b1b9a5ee5a68514f596ecde7c3e89
SHA256b679330697b520ebf230151b42cce6d10a7159994bf950859d8c1868fb47cfd6
SHA5126c4da48be04db64e5dd1e58e20f1fc96664bf763ce82e96d3a408a8085f1803a9ff4d0e622d556d3370b2fa32d5344ceb20f4dad45b414e63b2511bc51178205
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD5c080326eab5bac58cabe717fabd70dd5
SHA1dfa836e9da5c14f37b2d6057c17c5783ac469a4d
SHA2560228fc6e3b78067c3ef23735b5e516f7c429e4517507bd8e3a9356669fe6f2c5
SHA512033676e9bcf258bb65900a9ebe70aa3221a55b5526d9cb47edf9718cf9fd400ef0f4d7ac1cafbb934da3e34e49eaf38d49fbf7b089cfdc03f84c7b06c4675dd3
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Filesize
1KB
MD55086f01ed775db08eaf147ea4a94b257
SHA1e8bb3c615ce5c54ed15e4d228db7283a220b9f81
SHA2565380186ee45b7b18566ec83d0e284ebdf8b5b774b2223463de64a1f2ef543d8e
SHA51289339dbac579e2911b6a74458715b53cb52a3c04624d9965cde7477864e188c9dd5fec560196aa893d13ce111d1aff7dfeeb865e658676f24662779fb73a02ea
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Filesize
525KB
MD56dcbee531a291a2287fa4a7e4a9f1776
SHA163be1910d8c613bf0fc8cac9592498e61dbf3355
SHA256a1452c61e7860f2b0996347b51a46a25ebf1673e3283b89c930510d0bb6495a4
SHA5128af97ea16f979f1f459cb699e6c7622793e941018e7cd43b2dbb6d98088143682e91e93956251bb1c5fd88f55929bc5d2b81833f4fbe2fd3cc479b7b759aad4c