Analysis
-
max time kernel
146s -
max time network
158s -
platform
android-10_x64 -
resource
android-x64-20240910-en -
resource tags
-
submitted
10/03/2025, 22:01
General
-
Target
b242ea3cc79c0291f345792230247c634381dbda2c3fcfdacf1d840fb14e2f99.apk
-
Size
904KB
-
MD5
5b22e5e8fdd851ebf30dde9e138befd2
-
SHA1
20212f61bd18477d83e70bcafb7bbd9f5d344ed5
-
SHA256
b242ea3cc79c0291f345792230247c634381dbda2c3fcfdacf1d840fb14e2f99
-
SHA512
246ac7c18c1b13243f1713152a8f8a73a322193e4a65815e88c92f2d75a288de59ad1d63596c7a9713fbe0d7fc6c5a00f37064282a0b87c0609f5637bd98b012
-
SSDEEP
24576:lg/eL5OJymcxx57w4xZS3mts9120MLp45la:lg/NJyh57hxZWnMtv
Malware Config
Extracted
ermac
http://45.92.1.37
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 7 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
-
Registers a broadcast receiver at runtime (usually for listening for system events) 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
-
com.rafiwitufiraro.jacazi1⤵
- 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
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4