Resubmissions
08/04/2024, 12:28
240408-pnlb2acd6t1008/03/2024, 09:07
240308-k3bc6abc691023/03/2023, 01:50
230323-b89y8scg8210Analysis
- max time kernel
300s - max time network
311s - platform
android_x64 - resource
android-x64-arm64-20240221-en - resource tags
- submitted
08/04/2024, 12:28
General
- Target 376d13affcbfc5d5358d39aba16b814f711f2e81632059a4bce5af060e038ea4.apk
- Size 4.6MB
- Sample240408-pnlb2acd6t
- SHA256 376d13affcbfc5d5358d39aba16b814f711f2e81632059a4bce5af060e038ea4
Malware Config
Extracted
-
nexus
-
http://193.42.32.84/
-
http://193.42.32.87/
Signatures
- Nexus
Nexus is an Android banking trojan related to the SOVA banking trojan.
- Makes use of the framework's Accessibility service 2 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
- 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 1 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 account information for other applications stored on the device. 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect account information stored on the device.
- Reads the contacts stored on the device. 1 TTPs 1 IoCs
- Acquires the wake lock 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes
-
com.help.marine1⤵
- Makes use of the framework's Accessibility service
- Checks CPU information
- Checks memory information
- Loads dropped Dex/Jar
- Makes use of the framework's foreground persistence service
- Queries account information for other applications stored on the device.
- Reads the contacts stored on the device.
- Acquires the wake lock
- Requests disabling of battery optimizations (often used to enable hiding in the background).
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
2Replay Monitor
Loading Replay Monitor...
Downloads
nx.json
nx.json
nx.json.cur.prof
androidx.work.workdb
androidx.work.workdb-journal
androidx.work.workdb-shm
androidx.work.workdb-wal
androidx.work.workdb-wal
androidx.work.workdb-wal
nx.json