Analysis
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max time kernel
16s -
max time network
28s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
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submitted
21/03/2025, 17:33
General
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Target
base.apk
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Size
8.8MB
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MD5
5d794d2976e533d8912025497cb92c16
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SHA1
79fed68a70624015d3a871872f64053abf548a5e
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SHA256
61ad70416b5132932eae4d772e173260678dfe28976dd8ec4e802797904e8af3
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SHA512
0e6d62afc61b30f71c92870c78764ede0fc8560ccdf5e1bc8548b33561869b07ec1c4b2ed7673ddeed955ae09b5b2f74cd9aedae0c52db29119aaf8b299a2fc8
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SSDEEP
98304:wWl65iSRG0gVKzD2zj7FRs4bIRSIC2zfsqs60/z59zYHyal9PbN37JSV8Qp3Sg/:56r+UPij7FR9xzXcS8JIf
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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Removes its main activity from the application launcher 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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Requests enabling of the accessibility settings. 1 IoCs
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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
Processes
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com.xautomation7_trash1⤵
- Removes its main activity from the application launcher
- 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)
- Requests enabling of the accessibility settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
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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.xautomation7_trash/app_guard/Ig.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.xautomation7_trash/app_guard/oat/x86/Ig.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
1Hide Artifacts
1Suppress Application Icon
1Input Injection
1Discovery
Software Discovery
1Security Software Discovery
1System Network Configuration Discovery
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
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Filesize
1006B
MD5b09d9bba5634a4299e03feb4c098bfb3
SHA19894b0800c8b01f362ad2609e43d960bce07021a
SHA25624e221bd9551848b93bc5bb9522d95e6986f5f775d60c9a5c383115861b605b0
SHA5123f1629dba7daf80ab2fbce11b496c8018a0b0219be96c58888dc0e45900ef879e7101d349e95a5866d7f90aa56309c570d7f00d7d8e6f2d300d20fae931bcb62
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Filesize
1006B
MD59c77bc8bc755a03c9bb95d2b984e1478
SHA119505d25fb6f211c67081f96258c0215fe30b0f4
SHA256c1a78ecebbc2195dc0dfef97314a615330aae676e8de307ce028dcbc847db9b3
SHA512449b6c5bcdecce50b920d5aeaffac32ac01fc44c1900b92c72e8d67de89125517a8f0a7d638845422679328964bc462cb748ced1fb3a188897e198d013ab438e
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD542da1be4cb47d3b28622d7a15bf95a90
SHA1620587759e1f8ec811bfbf48ced525b959bb1674
SHA2566f5f3f72af9d4036c955f27e01fbc3476e1f01a7ae61df129a5f6b34971ce6ca
SHA51285a1db0d63ad6c4377f30d97508b8b0195a509a9270722f688a571c0d0591bfc802a2a670f6f37a576cf81f13a4dc1fef30e241c4058fd255e916ece4d590577
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Filesize
1KB
MD572277d9c1db7cea2b8146ce98c67b725
SHA11008a0085b1295bc34266e6c32c7f04b6f81352a
SHA25690375cefde34d3277d3ed682a25466ef2accbfbdfa4690c4ca8e69517f8c61fb
SHA5123e4993dffee29581b7d55891b336a93f74b5c70bbaec3a342564395555cac13ff34f721cca61de9da1dce3f2d72b84bc57104270dabb818dd564fe1c9fab0821
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Filesize
528KB
MD5a742eebc7b284a7642e6d9e2d27ddf7b
SHA1634947e5f587d0840ced2e210b6e86819eefa742
SHA2569f3db8e27eb6fdfc95153830ce26ac644d253a64f826df7cda613014355e5a27
SHA512b69bff1a1aa382dfd3c381446d4d57fb1d596198ba64139ef6a97357cf37b23ed5374e0c2e4ec3967a72aaaa22eeb7a4334c748c7977244bab9ec41b4a87bb5c