Analysis
- max time kernel
31s - max time network
151s - platform
android-10_x64 - resource
android-x64-20240910-en - resource tags
- submitted
03/10/2024, 22:22
General
- Target d6055a1fb1c8eb61f823411559876ee36cf3f018550fe5a383bf023ed2cd0876.apk
- Size 4.6MB
- Sample241003-2afkvatcla
- SHA256 d6055a1fb1c8eb61f823411559876ee36cf3f018550fe5a383bf023ed2cd0876
Malware Config
Extracted
-
hook
-
http://maisrosoft.com; http://nkjhgfjhsdhjfk.com; http://hjfgghjdfhgfdhgfd.net; http://kjhgfdrkjgkjgkjg.org; http://sdbgfguhcfwyutdityer.net
-
http://maisrosoft.com
Signatures
- Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
- Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
- Makes use of the framework's Accessibility service 4 TTPs 3 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
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- 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.
- Performs UI accessibility actions on behalf of the user 1 TTPs 8 IoCs
Application may abuse the accessibility service to prevent their removal.
- Queries the mobile country code (MCC) 1 TTPs 1 IoCs
- Reads information about phone network operator. 1 TTPs
- Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
- Schedules tasks to execute at a specified time 1 TTPs 1 IoCs
Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.
- 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.cicmiduox.oqgbofrks1⤵
- 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
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Scheduled Task/Job
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
classes.dex
classes.dex
classes.zip
androidx.work.workdb
androidx.work.workdb-journal
androidx.work.workdb-shm
androidx.work.workdb-wal
androidx.work.workdb-wal
androidx.work.workdb-wal