Analysis
- max time kernel
52s - max time network
140s - platform
android_x86 - resource
android-x86-arm-20240514-en - resource tags
- submitted
01/06/2024, 22:30
General
- Target 6834291ee6d694cf5fa1414f312a85ab6e6f86fe2c062f3c748f87b5c9804462.apk
- Size 541KB
- Sample240601-2ev64aha2w
- SHA256 6834291ee6d694cf5fa1414f312a85ab6e6f86fe2c062f3c748f87b5c9804462
Malware Config
Extracted
-
octo
-
https://adile56tasarim.com/ZDQ5M2JhM2ZkZTkx/
-
https://7adiletasarim.com/ZDQ5M2JhM2ZkZTkx/
-
https://adbennaberortak.com/ZDQ5M2JhM2ZkZTkx/
-
https://selammudur24.com/ZDQ5M2JhM2ZkZTkx/
-
https://yavasyavaslo261.com/ZDQ5M2JhM2ZkZTkx/
Signatures
- Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
- Octo payload 1 IoCs
- Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
- Prevents application removal 1 TTPs 1 IoCs
Application may abuse the framework's APIs to prevent removal.
- Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
- Removes its main activity from the application launcher 1 TTPs 1 IoCs
- Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
- Requests modifying system settings. 1 IoCs
- Checks CPU information 2 TTPs 1 IoCs
Checks CPU information which indicate if the system is an emulator.
- Checks memory information 2 TTPs 1 IoCs
Checks memory information which indicate if the system is an emulator.
- Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
- 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
- Queries the phone number (MSISDN for GSM devices) 1 TTPs
- Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
- Acquires the wake lock 1 IoCs
- Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
- 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
Processes
-
com.timemust11⤵
- Makes use of the framework's Accessibility service
- Prevents application removal
- Removes its main activity from the application launcher
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Requests modifying system settings.
- Checks CPU information
- Checks memory information
- Loads dropped Dex/Jar
- 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)
- Acquires the wake lock
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
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
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Access Notifications
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4Replay Monitor
Loading Replay Monitor...
Downloads
kebch
kebch.cur.prof
kl.txt
kl.txt
kl.txt
kl.txt
kl.txt