Analysis
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max time kernel
18s -
max time network
26s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
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submitted
11-01-2025 16:27
General
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Target
7f55cb53761950397f3355e01ea76d57792c69993cbef296eb93cc2fd9b7afde.apk
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Size
7.0MB
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MD5
7d8fb6cb1e66d8f17f300c266cc3cf6d
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SHA1
7d3a61e2b7b55d9324700385afb58bec5b47d0a2
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SHA256
7f55cb53761950397f3355e01ea76d57792c69993cbef296eb93cc2fd9b7afde
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SHA512
8dc523b7f911ebf4cb483b44d87f825afca41e3c6465a15cd6efe995d814db93af415b06a6b8498ebc80713efbe5c15336b87a76d2bfb573ec3af972431c00db
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SSDEEP
98304:4HrK2nzwaCSXMe3WItCRs75iSRGY8mm3XIVKBb:4He4zRCJRcrKD3XIUd
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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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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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.taggearback211⤵
- 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.taggearback21/app_deposit/HBqmp.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.taggearback21/app_deposit/oat/x86/HBqmp.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
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
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Filesize
1014B
MD52bf3903e2ec614513e21e0e33dd42c8a
SHA13ada7c7d2f83bda6544777e8228cd2fdeb218514
SHA25679c095e98feffca402004d7b149633d49157083049377df42c73d1fe8b0957ed
SHA51287a637a77912151fa68cbea17cd16c62f9a515aec0485ef3ed46922e6cc5dfcd9c120dc28b841584fd98cfe526534d06fb6cd691fb8f4dd68d47fe9aa6d9a917
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Filesize
1014B
MD52a33ff08b2498230eaa433bd872fd462
SHA1d6296213407519ffbd0dfa8ec5086bf5c3aa4181
SHA2560d9a6181c82e4a4647d4610bb4d8b12ab574d66cd9b691eb27b7e1d41426e3a5
SHA51265dac93e1b1bd7fe8f3b8d668ac48ee60e2f84cb356e4dec303d92c0e98aa1110b11a5e2bd4b63e241049d8cfd159ab506a1d59f794c8989914c2d21be3c1235
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD5f22f780cc3d907f2838b7afabe058751
SHA165792a5b2ebd4a367c1c60549b8b0583bd2b8e22
SHA25648c334e17769fd63e578d90c6a228736acca0c9e0fa9a63c02dee0552d9bca16
SHA5124cc45a3a5f17180528aeadfada5dbd671fc4639fade61ba215da8587378b57a47187bb789afb187166539397b5d0f521bd6ddeeb4541a3fad2f80452ff990b10
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Filesize
1KB
MD5906f6518665fcdae2b61d011bd046306
SHA1f4f8a9ed0e681d9f6e9177329c8dd2da97b4cbb4
SHA256c3cbf0b7023908ac8c05491e1bdd0a1f1eb25dfccd20ad5b95fee63471a9fb58
SHA51282fae05579dde82ff24302807cbc20c6136a35e95f766fd07499b0c7f2994af4031fce8b1ced682697117179a80a771d635bdb1db4a9210219cf522353c0c7f6
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Filesize
525KB
MD544bffe81ac1d2e0eaeb70a4739ce9dc5
SHA1faaa501fdb1efad50fa28888daca094b6f56ade6
SHA2560887612b46e4118be7d8932d38934a3456fa1d01ed361bfe853355bb84ee3f23
SHA5125af9a744716d1d5c3784c0f2e9981d1cf9b735e4d772c1b314cdad381b2be67d0056d9778cf6a0feea83189f5d9700a713af3368985305aae96ec4bdb447ffe6