Analysis
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max time kernel
1565042s -
max time network
162s -
platform
android_x64 -
resource
android-x64-arm64-20220621-en -
resource tags
androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20220621-enlocale:en-usos:android-11-x64system -
submitted
02-08-2022 06:36
Behavioral task
behavioral1
Sample
Xnode.apk
Resource
android-x86-arm-20220621-en
android-9-x86
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
Xnode.apk
Resource
android-x64-20220621-en
android-10-x64
0 signatures
150 seconds
Behavioral task
behavioral3
Sample
Xnode.apk
Resource
android-x64-arm64-20220621-en
android-11-x64
7 signatures
150 seconds
General
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Target
Xnode.apk
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Size
1020KB
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MD5
814aa96cdcf2dc0d70273e81a3a1c86f
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SHA1
65f97e7a924480cc928424b2d7fa565cf3ad8066
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SHA256
9f55a2ea4121955b5d2892f11709984d5f0ad6aa7a5a2773b8d5bbc6c04e5fd5
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SHA512
b28a62e13e3a9448fc92d18c146660073f71d8aa364b477a41402549dc059e3276799ae62c7836d2b0af93db410196ba1ec9f9270c39fd3773cd2bef566ebec3
Score
10/10
Malware Config
Extracted
Family
ermac
C2
http://193.106.191.121:3434
AES_key
AES_key
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Makes use of the framework's Accessibility service. 3 IoCs
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.buxiperutifazafu.cukozo Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.buxiperutifazafu.cukozo Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.buxiperutifazafu.cukozo -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs
description ioc Process Framework service call android.content.pm.IPackageManager.getInstalledApplications com.buxiperutifazafu.cukozo -
Acquires the wake lock. 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.buxiperutifazafu.cukozo -
Queries the unique device ID (IMEI, MEID, IMSI).
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Removes a system notification. 1 IoCs
description ioc Process Framework service call android.app.INotificationManager.cancelNotificationWithTag com.buxiperutifazafu.cukozo -
Uses Crypto APIs (Might try to encrypt user data). 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.buxiperutifazafu.cukozo
Processes
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com.buxiperutifazafu.cukozo1⤵
- 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).
- Acquires the wake lock.
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:4632