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Analysis
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max time kernel
59s -
max time network
64s -
platform
android_x86 -
resource
android-x86-arm-20240221-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system -
submitted
19/04/2024, 11:36
Behavioral task
behavioral1
Sample
820e9e9c1f7f6148c94e647a175ede95e41efdd882fd4b0177ad443ce8b95e04.apk
Resource
android-x86-arm-20240221-en
Behavioral task
behavioral2
Sample
820e9e9c1f7f6148c94e647a175ede95e41efdd882fd4b0177ad443ce8b95e04.apk
Resource
android-x64-20240221-en
Behavioral task
behavioral3
Sample
820e9e9c1f7f6148c94e647a175ede95e41efdd882fd4b0177ad443ce8b95e04.apk
Resource
android-x64-arm64-20240221-en
General
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Target
820e9e9c1f7f6148c94e647a175ede95e41efdd882fd4b0177ad443ce8b95e04.apk
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Size
3.3MB
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MD5
fed46ad35d269dd4fff2e000143b5a62
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SHA1
ab44009839aa65c28652262ffc206d0ffed8f2c8
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SHA256
820e9e9c1f7f6148c94e647a175ede95e41efdd882fd4b0177ad443ce8b95e04
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SHA512
9b0c177839f9030ab2e71d8bb961f239ce87326f420cf179cd4553023d740917f3cdca4378a5922f48155dec68575beda230c246989f2fbab76ae729499cdbf8
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SSDEEP
98304:Oc9piReR5PEVJxhHsqY8bkY42LlS/aeHELijWG:leoRe1Zk925b+jWG
Malware Config
Extracted
hook
http://163.5.169.19:3434
Signatures
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Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
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Makes use of the framework's Accessibility service 2 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.tencent.mm Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.tencent.mm Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.tencent.mm -
pid Process 4194 com.tencent.mm -
Checks CPU information 2 TTPs 1 IoCs
Checks CPU information which indicate if the system is an emulator.
description ioc Process File opened for read /proc/cpuinfo com.tencent.mm -
Checks memory information 2 TTPs 1 IoCs
Checks memory information which indicate if the system is an emulator.
description ioc Process File opened for read /proc/meminfo com.tencent.mm -
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.
description ioc Process Framework service call android.app.IActivityManager.setServiceForeground com.tencent.mm -
Queries information about running processes on the device. 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about running processes on the device.
description ioc Process Framework service call android.app.IActivityManager.getRunningAppProcesses com.tencent.mm -
Queries information about the current Wi-Fi connection. 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.
description ioc Process Framework service call android.net.wifi.IWifiManager.getConnectionInfo com.tencent.mm -
Requests enabling of the accessibility settings. 1 IoCs
description ioc Process Intent action android.settings.ACCESSIBILITY_SETTINGS com.tencent.mm -
Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.tencent.mm -
Reads information about phone network operator. 1 TTPs
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
description ioc Process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.tencent.mm -
Uses Crypto APIs (Might try to encrypt user data) 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.tencent.mm
Processes
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com.tencent.mm1⤵
- Makes use of the framework's Accessibility service
- Removes its main activity from the application launcher
- Checks CPU information
- Checks memory information
- Makes use of the framework's foreground persistence service
- Queries information about running processes on the device.
- Queries information about the current Wi-Fi connection.
- Requests enabling of the accessibility settings.
- Acquires the wake lock
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
PID:4194
Network
MITRE ATT&CK Mobile v15
Defense Evasion
Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
MD5f2b4b0190b9f384ca885f0c8c9b14700
SHA1934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA2560a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
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Filesize
512B
MD5d8da4945d04b3901ba60eeb3fae22e55
SHA1f6c01e39289dee5b0802e5f31c63812accf96921
SHA2569863c087d4ef5cb478b5e78d55ed2f0749c2bd894c3d11e9d55b87a3fa99e3ab
SHA5129db3b31c61f7db6edc0c71a434861a0678fd31c8a4ee76d16343a3c11391469826786d2141f19416a364311398656be72a77a2fb576b54ed55cb3718b6b6b4cd
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Filesize
32KB
MD5bb7df04e1b0a2570657527a7e108ae23
SHA15188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
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Filesize
16KB
MD5507c39edc7b26d26cf412cffcb10ae55
SHA14f3e3a8654e2fab32986a9b91c2c3e96028bd319
SHA256a6c3ea5dde8bf52c984d93cdca96ad14df60201c81e44196618bebcc538e8415
SHA51221d5626bf9ad5cc068c8dc56d2b7dde1b2b18ae70982fa6cdfca2922082433c192b03ad12fa59ab476ffc0b5a7623a73629abc9c4b485803f1db58edbba6d8a5
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Filesize
108KB
MD5c9cf13d468420bab8525c6bcab5a4a76
SHA124a99a98b1f9bb98256021c98c626d021700b194
SHA2563c983c45fcd2ea1235c06207f597cf191490dc463687c68b87bc14440b9d547f
SHA51291d324ac3e1fcfe2df1a7ed7d15e8dabea40bb5a33ebaf5dd96f14ff8e754e9914151a8ba7d4cebd624d29ed5f5e42d401e02a3d21aa3d06d94c56f2ea5c9cfb
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Filesize
173KB
MD5e608e93fb0ed32820307b57daa480e35
SHA160abacf7dd760764952ae3714b68927ca0c1d1d3
SHA2560103c254cf4ae77006e6c7b9ddd0cd563b150d03fd2507471edfaf45d9906599
SHA512f0e418454fdb00d3d1223e176b7b43c1caa96405089d21e7be41853564708113e4a579226b2459ec8f8bdbe33eed1a8b0e47e7915ddba5150d3b0079a2de24e1