Resubmissions
11/01/2025, 15:43
250111-s6cpdssnht1011/01/2025, 15:43
250111-s59bzasng111/01/2025, 12:22
250111-pjx52a1qdn1010/01/2025, 22:05
250110-1zngbaslfp10Analysis
- max time kernel
149s - max time network
153s - platform
android_x64 - resource
android-33-x64-arm64-20240624-en - resource tags
- submitted
10/01/2025, 22:05
General
- Target 0ab241d6445921cda7e297e2ff2d4bda7faac91e2bd7af50e2459b5bd77ae813.apk
- Size 1.4MB
- Sample250110-1zngbaslfp
- SHA256 0ab241d6445921cda7e297e2ff2d4bda7faac91e2bd7af50e2459b5bd77ae813
Malware Config
Extracted
-
ermac
-
http://93.123.109.246:3434
Extracted
-
hook
-
http://93.123.109.246:3434
Signatures
- Ermac
An Android banking trojan first seen in July 2021.
- Ermac family
- Ermac2 payload 1 IoCs
- Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
- Hook family
- Removes its main activity from the application launcher 1 TTPs 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 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 information about running processes on the device 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about running processes on the device.
- 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
- 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.herunawumepa.kapacagi1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Queries information about running processes on the device
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Queries the mobile country code (MCC)
- 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
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1Suppress Application Icon
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Process Discovery
1System Information Discovery
2System Network Configuration Discovery
3Replay Monitor
Loading Replay Monitor...
Downloads
classes.dex
androidx.work.workdb
androidx.work.workdb-journal
androidx.work.workdb-shm
androidx.work.workdb-wal
androidx.work.workdb-wal
androidx.work.workdb-wal