Analysis
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max time kernel
149s -
max time network
164s -
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
10.7MB
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MD5
ca143be592cbc2276c29aff6f3bfc2ef
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SHA1
08ed41083e8ebe5705a272a477c4d0a7b288163c
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SHA256
4be5fe4e9ba7f4e5fc123dc732e13732f11b4f4aa3d24c8248384de34ef19825
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SHA512
d121bbc50702d9a768004f108ad110a3ba55d727af86f91432fd8ce98a0464ff4db33ae66c18185e1b37da34da98411dd86f0f65d47fa6965a475197b37f3eb2
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SSDEEP
98304:nCO7zVKCJuewj7Y5iSRGJARs4jLoxigyHM+pSDw04aNpFJdBO:nCcUCgxj7YrhRVjLo4gys7k04aDNBO
Malware Config
Extracted
octo
https://1c5a1f4ba76c89b83077826704afeeed.info
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.tnetwork3_audio1⤵
- 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.tnetwork3_audio/app_sniff/hdSnM.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.tnetwork3_audio/app_sniff/oat/x86/hdSnM.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
1004B
MD51812f0ed7ebbc83cf6d9fd164093eecc
SHA151647928185f91ae53152f68bc83514466a344b9
SHA256a791f64d0e269630bee803aa168824b9ac3587fb0172a7ccd0009caff3ae061a
SHA5122b830beb993972f944244839ad214c533bf0437d6863e64534772578d7e9323cc3a67def6c27a0f2267424605f47eb8c8c79db6d4fadb7eab13fac614f0f9752
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Filesize
1004B
MD57cf0feb79fe1667523fe12e4f08f9a62
SHA119ea1f13b05b1c14cf9be2ed96bd0bc29babb6b3
SHA256368853470400ec839441b958052002a1e4939621b6d64d477349aa04c995417c
SHA512d5c1bdff74bcd37551ac05f62ea77ac6f20d4515f865fe0a86ca0da2140018d5f99846ca0c66906704c4257038bd8aba86fb7cd1948ae0a4e93833be4efa7f1c
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD5283f2fd20d28cdcc68ee1a0cb3a1f9df
SHA1ba3f9464c623a6731c6b36cc1a9d03afcd5fbe95
SHA256a1577ce00245b711c59b1c1e8307f4dd46ebb2fce7f9c88b96867091c73ec60b
SHA512f6ac98ec5989d795333e98e62c255531838cd3b068528f6da1f53471162ad8e278ca49b992f10fd5cfa50ae451e909ec4903f57df604625b4ac307092671f9b6
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Filesize
1KB
MD5ddbc1cf7d499d4671cd5ea597f36ea7d
SHA173e67edbb93f8485d94a3ebb540db482576d2ff7
SHA2561fd701b16484de30a66e27b01a585e3af64dae59c44a94185e552bc1e8227f83
SHA5129b63730c74e1a7a432dfa44a721fe204e16fd6f65da24a8d0d668f57f34b4c3f28d30e6b2d7ea53aa9340288f0ae600c080a38a01e66ef36bce705aad02d5e97
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Filesize
525KB
MD56bf941ccece61918e9d635de22673cbf
SHA1e09cbe014f073a5ab66074a4f182eee488002ce2
SHA2562363b211c2a6c08ea3c4f8b15f1ccf1240ef46a740ef832635f93e8716f43793
SHA5121db74b439be85b1b83e6557240ed77974264828d8f0a876b70f3f54c618b12efbebe3c39749b3996068858a9206773b9f86d44ce994798034fc7f14ff456b922