Analysis
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max time kernel
179s -
max time network
188s -
platform
android_x64 -
resource
android-x64-arm64-20240611.1-en -
resource tags
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submitted
18-06-2024 22:56
General
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Target
892f87699be7df7c984c2c0973e2052b780f00c25eee93f5a81f4151e3cfed83.apk
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Size
987KB
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MD5
440b3701ab7d41c43fa14ed9e74ffbb3
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SHA1
5469c4d055dde51d086b9855eb8c7151dc2bdb70
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SHA256
892f87699be7df7c984c2c0973e2052b780f00c25eee93f5a81f4151e3cfed83
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SHA512
39e150e3445b3e6de6f8f4d8ee00f054299e059b678bcf0b73353645685568e959289199e7c479faf5569d56ab90953877e1be42def6ddc7826a719a7a23f8e4
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SSDEEP
12288:I6rOKoRC8/jcd57jrSZGI2VbydyK/BT0dgxmwOAkASwuop3dS+gicjgA4qDXroc/:I6SK38/oBMyCZ0+kjhozSR/jg/Koc/
Malware Config
Extracted
ermac
http://94.156.8.11:3434
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 15 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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Requests enabling of the accessibility settings. 1 IoCs
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Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes
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com.ciwokucazapejeto.zanu1⤵
- 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).
- Requests enabling of the accessibility settings.
- Uses Crypto APIs (Might try to encrypt user data)
Network
MITRE ATT&CK Mobile v15
Defense Evasion
Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Discovery
Software Discovery
1Security Software Discovery
1System Network Configuration Discovery
4