Analysis
- max time kernel
149s - max time network
154s - platform
android_x64 - resource
android-x64-arm64-20240624-en - resource tags
- submitted
08/11/2024, 22:14
General
- Target 8e3071a5d0204e5b66b9dae6a54d83e0837633e0f51c54eea92dc0ca05029cfb.apk
- Size 4.8MB
- Sample241108-151ntstmbq
- SHA256 8e3071a5d0204e5b66b9dae6a54d83e0837633e0f51c54eea92dc0ca05029cfb
Malware Config
Extracted
-
octo
-
https://e00cf3ca9cb1e3d1176e578f9a2ac369.online
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.bicontacts2systempicker1⤵
- 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