Analysis
-
max time kernel
148s -
max time network
153s -
platform
android-11_x64 -
resource
android-x64-arm64-20240910-en -
resource tags
-
submitted
10/04/2025, 22:06
General
-
Target
9f77f246e56366324ea643a4d064b1321ba346601252f666603501334495055e.apk
-
Size
1018KB
-
MD5
2a3f947c4c9f0292719c14cf28605e3c
-
SHA1
6dfe9c4148465cfe8b1f735f2f652ab971982f3a
-
SHA256
9f77f246e56366324ea643a4d064b1321ba346601252f666603501334495055e
-
SHA512
34b04385a59c2ab05d258acf7ddbdf099293bb808610166f9947b9c8c2388b0035395adf6a88daa01f36db0c099aacdd138b5e1cb21a8a777bbb4d92c8cdc7fa
-
SSDEEP
24576:CoRI5eRBlO5gSDU+rUACACYnkUfq+ImX9:9IE7cgSTrhCYnkUfq+ImX9
Malware Config
Extracted
ermac
http://20.199.76.181
Signatures
-
Ermac
An Android banking trojan first seen in July 2021.
-
Ermac family
-
Removes its main activity from the application launcher 1 TTPs 1 IoCs
-
Makes use of the framework's Accessibility service 4 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
-
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.
-
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
-
Queries the phone number (MSISDN for GSM devices) 1 TTPs
-
Acquires the wake lock 1 IoCs
-
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.
-
Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs
Application may abuse the accessibility service to prevent their removal.
-
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
-
Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
-
Reads information about phone network operator. 1 TTPs
-
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
-
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
-
Checks CPU information 2 TTPs 1 IoCs
-
Checks memory information 2 TTPs 1 IoCs
Processes
-
inatbox.tivi.apk1⤵
- 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)
- 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 v16
Defense Evasion
Foreground 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
4