Analysis
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max time kernel
172s -
max time network
187s -
platform
android_x64 -
resource
android-x64-20240611.1-en -
resource tags
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submitted
20-06-2024 22:00
General
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Target
c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea.apk
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Size
927KB
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MD5
35f5208d6283a1bb8dc3bd49f2444f47
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SHA1
81ea7c9c4902eb3fd4154e51190e5505b9ba6523
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SHA256
c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea
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SHA512
f7cc3435870beddbb3e9ed5bf328a85095bab7812bf15e99de4080b8fbf5f2878333b069a900680c4c0ebdf99da2fbb36d0ff2b4185468b40a66cb74401e2535
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SSDEEP
12288:tnmrYRveCxPvqjm8b3dBnLCi2SLjCTemB7gxhsBLDBLBgxhVp3d6xCtfPjGgA4qp:tXRWAPvqNvLrgtXez6ajGg/JoR
Malware Config
Extracted
ermac
http://jeffhard.duckdns.org:8080
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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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.
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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 7 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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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.bobuhomifuvicu.fegesi1⤵
- Removes its main activity from the application launcher
- 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)
- 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
1Suppress Application Icon
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1