Analysis
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max time kernel
149s -
max time network
153s -
platform
android-11_x64 -
resource
android-x64-arm64-20240910-en -
resource tags
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submitted
05-12-2024 22:01
General
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Target
531ffd5102c49b60c8f64876a29bad871c3ec55957081de38f9faaaeaa3bd6fc.apk
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Size
961KB
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MD5
2a946dc78f99a018694e70c19031022b
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SHA1
2406f6a7a877ad79e31b841f4c96a3b5e2132e8e
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SHA256
531ffd5102c49b60c8f64876a29bad871c3ec55957081de38f9faaaeaa3bd6fc
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SHA512
6acb40adb9cae42a0c72712bd05489f8ecfd7bbe7cc1998ded8efc344e7c1af6a991be95bf24e62e5708c700a53c1a457cd9aea7d1d7e71cdd7c0056d8af9ce6
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SSDEEP
24576:DgmJKaJ0fmHaNfabFs0qu00tX/OpKnR6GRiqtaJyLwJe:DgmJFFb00dFRyqtGyLwc
Malware Config
Extracted
ermac
http://ahmet10.duckdns.org:3434
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Ermac family
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Ermac2 payload 1 IoCs
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Removes its main activity from the application launcher 1 TTPs 1 IoCs
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Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
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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 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 11 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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Requests disabling of battery optimizations (often used to enable hiding in the background). 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.Owhhasdxejzhsk.apk1⤵
- 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
- 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).
- 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
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
547KB
MD531a1f1b633f03d0d8eca83ad3a1c11ed
SHA10c0b8fa80c33903ba2f0654b8a909f0edd4b231c
SHA2568f79da2db8260e3159ab9a05bfd582cb591ae84c31fa95fc3aa4f619bfc8c36d
SHA5122cc8191422fc1979a62eb3e27965f295729d97aa48e6cece251b120544dd18c18ada5c850ac81eddb6b92eaf0b219a37cf53e60a42b449ae4ac49437a3783861