Analysis
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max time kernel
179s -
max time network
186s -
platform
android_x86 -
resource
android-x86-arm-20240611.1-en -
resource tags
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submitted
19-06-2024 22:11
General
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Target
6618ea3f8b7ee93050c777390fd93c58d608da27271a75356e4befd890a46525.apk
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Size
2.5MB
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MD5
b17e35fa36d81db7773a27bf333b237f
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SHA1
0f2d79a84e711d148082cd75b36ae3cd124f2371
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SHA256
6618ea3f8b7ee93050c777390fd93c58d608da27271a75356e4befd890a46525
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SHA512
b54d1b267b294be458d34edd181e487f3e0dc966d16ce42ca9cd855ac163f2aa2deb0b4b782a706b4c7081e5e294c4379a0ab00a3b3ef9f96fcdc041d7b532cc
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SSDEEP
49152:C8/fOPaVF9YcLqBnM8ulVnSakdaMRQdBC9uSspyyIUMiRaNg/yW7:C8/2Ef8uHzkR1uX3IviAW7
Malware Config
Extracted
ermac
http://sollyzo.duckdns.org:3434
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Removes its main activity from the application launcher 1 TTPs 1 IoCs
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Makes use of the framework's Accessibility service 4 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
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Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Acquires the wake lock 1 IoCs
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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.
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Performs UI accessibility actions on behalf of the user 1 TTPs 9 IoCs
Application may abuse the accessibility service to prevent their removal.
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Queries the mobile country code (MCC) 1 TTPs 1 IoCs
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Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
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Reads information about phone network operator. 1 TTPs
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
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Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
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Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
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Checks CPU information 2 TTPs 1 IoCs
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Checks memory information 2 TTPs 1 IoCs
Processes
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com.xelinixetohigo.kisinu1⤵
- Removes its main activity from the application launcher
- Makes use of the framework's Accessibility service
- 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)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- 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
1Defense Evasion
Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4