Analysis
- max time kernel
140s - max time network
151s - platform
android-11_x64 - resource
android-x64-arm64-20240910-en - resource tags
- submitted
07/11/2024, 22:09
General
- Target 3475d087c22616f9e8c78c50e0c1591225f60a1212eb863679a761e0f38e7bea.apk
- Size 4.8MB
- Sample241107-12tfcaskbp
- SHA256 3475d087c22616f9e8c78c50e0c1591225f60a1212eb863679a761e0f38e7bea
Malware Config
Extracted
-
octo
-
https://c9e49415bb52b3e0db9fc320b95e63aa.ir
-
https://42aeaa2f18fbd7aab361ff7442c19e5a.net
-
https://8161c8d8e3a28d0a28b8bbef06e11751.ca
-
https://4e54a9d05ac22b5ba510d8501d3cb73a.ua
-
https://0ba34225aa78d735a7976d154677b70e.au
-
https://62b07532ca4b58f66a942e1d2fccf28b.info
-
https://7184c8b13ea56c14d2556438655a6709.org
-
https://49d9872691e0b08dd3d0fbd44d10f8e3.com
Signatures
- Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
- Octo family
- Octo payload 1 IoCs
- Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
- Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
- Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs
Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.
- Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
- Queries the phone number (MSISDN for GSM devices) 1 TTPs
- Acquires the wake lock 1 IoCs
- 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.
- Queries the mobile country code (MCC) 1 TTPs 1 IoCs
- Reads information about phone network operator. 1 TTPs
- Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
- Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
- Checks CPU information 2 TTPs 1 IoCs
- Checks memory information 2 TTPs 1 IoCs
Processes
-
com.gkunified0_navbar1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- 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).
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
Network
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1User Evasion
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
3