Analysis
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max time kernel
147s -
max time network
151s -
platform
android-11_x64 -
resource
android-x64-arm64-20240910-en -
resource tags
arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system -
submitted
13/04/2025, 02:13
Static task
static1
Behavioral task
behavioral1
Sample
889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96.apk
Resource
android-x64-arm64-20240910-en
General
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Target
889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96.apk
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Size
2.1MB
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MD5
5b4ce4c84ad6cb33cbd232d606f39e22
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SHA1
cb14ac2d3efadac5d3bbab1e54988bd32f81bc87
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SHA256
889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96
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SHA512
b2d805f7201dda9a188448664497b5942cc862afe8fac9342462a544de4064dda1cd4287988d36aafa0545eba11ddf83ec59817e7e9abc7d83a8026c64233080
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SSDEEP
49152:F//smWXDb9dPa8Peyl19AGfSprrz6vv+SiOrgR70S51BZY:5/sm2H9dyc/9HSprrz6H9bS51LY
Malware Config
Extracted
ermac
http://154.216.19.93
Extracted
hook
http://154.216.19.93
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Ermac family
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Ermac2 payload 1 IoCs
resource yara_rule behavioral3/memory/4720-0.dex family_ermac2 -
Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
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Hook family
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Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.kararamakarahfgsac.mararadk/app_buddy/qimuMe.json 4720 com.kararamakarahfgsac.mararadk -
Makes use of the framework's Accessibility service 4 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.kararamakarahfgsac.mararadk Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.kararamakarahfgsac.mararadk Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.kararamakarahfgsac.mararadk -
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.
description ioc Process Framework service call android.content.IClipboard.addPrimaryClipChangedListener com.kararamakarahfgsac.mararadk -
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.kararamakarahfgsac.mararadk -
Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.kararamakarahfgsac.mararadk -
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.kararamakarahfgsac.mararadk -
Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.kararamakarahfgsac.mararadk android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.kararamakarahfgsac.mararadk android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.kararamakarahfgsac.mararadk android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.kararamakarahfgsac.mararadk android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.kararamakarahfgsac.mararadk -
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.kararamakarahfgsac.mararadk -
Reads information about phone network operator. 1 TTPs
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Schedules tasks to execute at a specified time 1 TTPs 1 IoCs
Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.
description ioc Process Framework service call android.app.job.IJobScheduler.schedule com.kararamakarahfgsac.mararadk -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.kararamakarahfgsac.mararadk -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.kararamakarahfgsac.mararadk -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.kararamakarahfgsac.mararadk
Processes
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com.kararamakarahfgsac.mararadk1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Queries information about running processes on the device
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries information about the current Wi-Fi connection
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4720
Network
MITRE ATT&CK Mobile v16
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Process Discovery
1System Information Discovery
2System Network Configuration Discovery
2System Network Connections Discovery
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5c989a8a111f1d3aa1111abf7ef5de4f1
SHA1b489da9dbd8a24ccf674caa0d82fdf196ab23901
SHA256b2da75b0ad7212ae0f4050ce2ebaaf291815d1c1b2773f8867551e71ac824f24
SHA512aeb765f3ff8579954886995fad551e09d9452f2ff1ea2dc8f3ffb05a934e22af3869d1d61cf5dee0808c0e59a2bf0394a948c31a0eb23f0ae6339f908240a71e
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Filesize
736KB
MD5ab42483eb0c830c0b592cf922f0dd78e
SHA1eecd7472139ff9a3b9de395685432b1d2f630ca9
SHA2563c32eb57c2b510e1747088f52cf19a172d38aaa5af43ab5d243a91c95742a50f
SHA512b2f3f99b73c35aa9cb2982f511aa03f0ca63d9f1419a5fbcb28927d3b53aafc0b7359528f7e6547eaeecc2055f2e414ad3c0a1e5b334f7ad9486e22ae884acff
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Filesize
736KB
MD5840bcb002db4e54b56196124c1e80565
SHA14137d58593abb62f3e0c53b00aba9d0b12684665
SHA2564a61b331d74b6e6176fd2af07f286a641e146ca0f598d35109bfef55989479f2
SHA512cf5d2bb2e76c36d36ce039a2bb72994bcf189af7844899020a4fb28806ce38dca3f407e74c1bfa0ac971fdc755a4ae23d4c73d57b91d55502e7ff193c389b36a
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Filesize
4KB
MD57e858c4054eb00fcddc653a04e5cd1c6
SHA12e056bf31a8d78df136f02a62afeeca77f4faccf
SHA2569010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
SHA512d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb
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Filesize
512B
MD52ed23117bd020f17d4be956b12cc1d94
SHA16c8ee84e273f6241339c403c17964fcc5d503d48
SHA256735e07e6ac2d44e1c2377b24131da416fe077c133631bc93563ce9b353d75ff8
SHA5121f17bf50cb31a1b2a94607564612809519e09dbfad98ef69a64dca51bc96e64d5aab65d3fb118c2953e6743345fda621ac05173ecc36856d6d162b8372be6724
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Filesize
32KB
MD5bb7df04e1b0a2570657527a7e108ae23
SHA15188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
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Filesize
16KB
MD52ca81637160bde0fa8fea2ab9454c053
SHA169e35df4264bca373257ec9ee8d4b97edcd0bc20
SHA2569b86b44dadc002dbfad90223df10d5eaf5c8d52b655efd0e379ea6bf60a1e8b1
SHA51237ed3e6927b393b598164f19d142f88702553e622b69b5818cfa5bbe707e15dabcb906f40a30e6cdba6929a1a1b3d910903cc29437fc75d540d4da7d41904baf
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Filesize
108KB
MD508451dcdfbf1d3f09fa691d939db4725
SHA15094648e93629b8c6a89c77b0aff4424a2e0b026
SHA2564eb2f6bc0de97478b1579fc8ea8103c7d6d2ae53c8b7b08497d09861cb122e0d
SHA512526d9d723fcf12cd5420883b0b400bc875ea73ee6b7f92620a0d6b32b382d34dbc9fec21a6461e77dd9a633b0530453f9e78516ad8f71b72884e490f3c942b24
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Filesize
173KB
MD59c53c59a8f0b1354ae423020c8c57620
SHA1d1edc01adc6ac6dc2d7a7543752eed602063200f
SHA256318cfd7f4e6657e3945e1b8ca380ecd5d83f814c4467e97cdfc84ca6d7ff1027
SHA512b2d4f511b760b201971377a4d835b1f2f8402ba62e1fc77d3daf884c3fefd9cf050c930eb7e6d9503d9ddea55926d24cd2b88abef7ee877f675389a222da468a
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Filesize
1.7MB
MD5d6e2c5ed461d65f8df2181cfef701968
SHA108d5b93228e77f3f28b7b08a226ee9efa41b3218
SHA25642e0b6e8ad85eb998a6bcd82f95ff8558c78d3c3da8492f93815a0d1e033251b
SHA512202b068e33054a0057808f50a16a762990149bf372cd71de5b219a431b1cedf38fa51505082fe2bde5bf53bfb5936736f580eeb6a13ec222243da7e466fa15f3