Analysis
- max time kernel
179s - max time network
141s - platform
android_x64 - resource
android-x64-20240514-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
- 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.
- 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 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
- Reads information about phone network operator. 1 TTPs
- 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
- Checks CPU information
- Checks memory information
- Loads dropped Dex/Jar
- Makes use of the framework's foreground persistence service
- Obtains sensitive information copied to the device clipboard
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Acquires the wake lock
- 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
1Impair Defenses
1Prevent Application Removal
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
3Replay Monitor
Loading Replay Monitor...
Downloads
kebch
kebch.cur.prof
kl.txt
kl.txt
kl.txt
kl.txt
kl.txt