Analysis
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max time kernel
165s -
max time network
171s -
platform
android_x64 -
resource
android-x64-20240221-en -
resource tags
androidarch:x64arch:x86image:android-x64-20240221-enlocale:en-usos:android-10-x64system -
submitted
24-02-2024 22:01
Static task
static1
Behavioral task
behavioral1
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x86-arm-20240221-en
Behavioral task
behavioral2
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x64-20240221-en
Behavioral task
behavioral3
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x64-arm64-20240221-en
General
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Target
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
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Size
1.1MB
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MD5
62638544b5e77651354cdf2eedf222bb
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SHA1
11a63a8044fad493d91884d8a2babfef504d6230
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SHA256
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494
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SHA512
d3e10d0bde5f2cb149266045bc0debc8fa47fb0cf86164552e8432ff51f95dc7cb9b10d03fe4c21d43fef29927fb8b860ee1370298e607ab2ef112520853ce27
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SSDEEP
24576:I7MbnfpIbSSTU9T3gLoVAi6+7zHCTntfD4WR0:a+pIbb4bf0/0
Malware Config
Extracted
ermac
http://77.105.132.58:3434
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Ermac2 payload 1 IoCs
Processes:
resource yara_rule /data/data/com.naraxusuyewazeve.vixipi/app_ded/AOIq1A5EX9KWGPwG5Zuh2KC63pKRbfpC.dex family_ermac2 -
Makes use of the framework's Accessibility service 2 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.naraxusuyewazeve.vixipi Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.naraxusuyewazeve.vixipi Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.naraxusuyewazeve.vixipi -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework service call android.content.pm.IPackageManager.getInstalledApplications com.naraxusuyewazeve.vixipi -
Processes:
com.naraxusuyewazeve.vixipipid process 5086 com.naraxusuyewazeve.vixipi 5086 com.naraxusuyewazeve.vixipi -
Loads dropped Dex/Jar 2 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.naraxusuyewazeve.vixipiioc pid process /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/AOIq1A5EX9KWGPwG5Zuh2KC63pKRbfpC.dex 5086 com.naraxusuyewazeve.vixipi /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/AOIq1A5EX9KWGPwG5Zuh2KC63pKRbfpC.dex 5086 com.naraxusuyewazeve.vixipi -
Acquires the wake lock 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.naraxusuyewazeve.vixipi -
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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Uses Crypto APIs (Might try to encrypt user data) 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework API call javax.crypto.Cipher.doFinal com.naraxusuyewazeve.vixipi
Processes
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com.naraxusuyewazeve.vixipi1⤵
- Makes use of the framework's Accessibility service
- Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Acquires the wake lock
- Uses Crypto APIs (Might try to encrypt user data)
PID:5086
Network
MITRE ATT&CK Mobile v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD5941985965631fb2d3297a776fdd31c1b
SHA15b56b5cbda4111da8cd5d3950c7968d61a6d7216
SHA256a639cb1658b2c434ae64158d458ea0e59aa6df835418af1f3be261533cb057d1
SHA5121e1050154fa725c9a6a80c6a4914a56b2d524934d232c108278a3d5e8a2f7ba02d013c8534541b5575870a8d0f1ef426e6dd378235f1fa712293514b9fcfccac