Analysis
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max time kernel
21s -
max time network
34s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
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submitted
11-11-2024 09:47
General
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Target
8e4e0fb4d22703ce133ea5320d9c06c556ed0bcbcadc842e168fb229809c5e02.apk
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Size
7.9MB
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MD5
c7ec1ed0c3256401b55ebc6aaa3dd976
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SHA1
539ab8e043f3c1a40660161fef58d8996d61dcba
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SHA256
8e4e0fb4d22703ce133ea5320d9c06c556ed0bcbcadc842e168fb229809c5e02
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SHA512
d210ce45e96460e8d8b6cd8fda01931f9b84e290e312dc4c9949e8a5a9da16c0923fc37af7fe2d4cf1ffd5bffc5776a8a906e09c4775b7eeeddc5362770e86e4
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SSDEEP
98304:Yb1cKc5iSRGNzxEERsaROlRj7dVKBQyPh2hNWrpRC:ScrqxEERxOTj7dUBH52hNWrDC
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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Reads information about phone network operator. 1 TTPs
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 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
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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.agentsafety_key61⤵
- 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)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- 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.agentsafety_key6/app_reunion/bfnXk.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.agentsafety_key6/app_reunion/oat/x86/bfnXk.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
1User Evasion
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
1007B
MD551ed724eb6f28c8ec4ca44a2e92c9c16
SHA14e14dae6c21c70acb2741aff8b04ab0668c15ad5
SHA256034243106680ae5190e3284af41bf13f2c7d018c9586c38e3eba3468f61e0c72
SHA512aeb22b793da8afa9d0a75c7a12b8fd6a25aded091638527318e2802089eadeec9789056b68e201a538a484710364bbcda94d6c61bb8a713e74e0b1aecf9e0043
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Filesize
1007B
MD58d2ec6b7c8940f8a35b1d2300da3da50
SHA19e49adc8f0ded88764a033bf772706115b8dd052
SHA2565bfb36f0af2082afe8fc7566f45c7a72ba5f271a4a02beb93b82bbfc0b7b79f0
SHA5122c863c9e22ade6d5485a4dccc6880b3946c3578d481193bb0728f0e7958cbb8d15b55ea99851704cdcf55c36311817520722355d7a0c3ab8eab87fd1f7d1b827
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
1KB
MD574da8e49b5dd0fcc79158b811911c771
SHA11622131f140c04be23889d46735b377d58a6defd
SHA256c10e37e7833ad3f45321ff9584f3a1396d8a15e7ff37209fe33b0f76ed4eabe1
SHA512f1fd06cb498c3d5b040790ab55549cbd93f44395c2f50f8cd6a392b106748d961734635310be8b6c6c41966cf3eafe95ed32e3a6eb501fa19eacd7bea50c08e4
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Filesize
1KB
MD5644f9c64c0a3f7b374ba240bd05da288
SHA11001c621c9ccbb28a7001a73a1d4bfd4cec6f6f8
SHA2560a26fe833ced12d789137fd74e5156397f4d952e785eea63b39e3b66419ee097
SHA51253f4b50ea4cb9a8121b4217bb1cb596f6222965aae6999623d30f904820fbf33f111fe4137441ae7e982c5eabe3c1bf1b78d17039ab71ae9f88002e2b3c1371d
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Filesize
525KB
MD53796570ff95dca5caf3446205686db9e
SHA176470716529c6c2b35e77d5561a3707f8574d7d5
SHA256bb7da16d229dbb2965311f00105c7eefad62f635f3aa5dfafd8a0d1236233b83
SHA5124dc89dc01b61303d1ba799abddd1bbedbbb2433b89804e38e48b1a8e3ff6381362eee7cc41424a38738b5b2407ed39d34a23086d6fad1d25aaabaf1769b7dae3