Analysis
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max time kernel
148s -
max time network
154s -
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
30-11-2024 22:11
Static task
static1
Behavioral task
behavioral1
Sample
fd719965666798271100e5deb15a53183ac17d73a48bf1fc93a77ba3c729edf7.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
fd719965666798271100e5deb15a53183ac17d73a48bf1fc93a77ba3c729edf7.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
fd719965666798271100e5deb15a53183ac17d73a48bf1fc93a77ba3c729edf7.apk
Resource
android-x64-arm64-20240910-en
General
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Target
fd719965666798271100e5deb15a53183ac17d73a48bf1fc93a77ba3c729edf7.apk
-
Size
4.6MB
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MD5
2fffb38f6f4aead96f7251ea93b5b34f
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SHA1
95006e66ee48efca678615f90eb8e10f1fa358cb
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SHA256
fd719965666798271100e5deb15a53183ac17d73a48bf1fc93a77ba3c729edf7
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SHA512
fdc4916b357063598e12995afd43d2740e333ab1fa22b70c077c693edc8f83d4f0f875f97ca94dcf6c36072a8e76793ccf15b1aef15d25eb64d4dbbfd0317593
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SSDEEP
98304:rfr8z1tj55Lf3uRJfRUn+C+HXsUcV6ubGlJC0fVjtjTDScalssyBwAvbET:/8TthSJQWH8U26KGfC0fxtjo2dvs
Malware Config
Extracted
hook
http://65.109.83.248
Signatures
-
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 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.fajxnfbur.emcitjnsn/app_dex/classes.dex 4740 com.fajxnfbur.emcitjnsn /data/user/0/com.fajxnfbur.emcitjnsn/app_dex/classes.dex 4740 com.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.fajxnfbur.emcitjnsn Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.fajxnfbur.emcitjnsn android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.fajxnfbur.emcitjnsn android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.fajxnfbur.emcitjnsn android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
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.fajxnfbur.emcitjnsn -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.fajxnfbur.emcitjnsn -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.fajxnfbur.emcitjnsn -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.fajxnfbur.emcitjnsn
Processes
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com.fajxnfbur.emcitjnsn1⤵
- 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:4740
Network
MITRE ATT&CK Mobile v15
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
2.9MB
MD5920c5b1fce07809e44c503223198b9f1
SHA1a05aa22d19b235b38ac5976558a93418ed817444
SHA256940ac12226a55995a3f45cb0cfa11f0f5512bdcc6b59b0bb9660e54ab69b7156
SHA51276d794dc7b1646ecf0655200fa8570e3f09704637b0661f08d6d3f2a62a4984d1c55d3fbfb0f2048ebd32beaf7fa781d2c28dfe1ab777a4ba22c83be166f2ee9
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Filesize
1.0MB
MD56c1e7fce94854d3ce646a7566abca70a
SHA160c6bd8880d010ee68f241557a989806c055f6eb
SHA2568625103449a205744181ebf38d907826d563be86fa9b2cc5867f5e83f5198a39
SHA51258d4b84c7ae3817bc8870597a3e04d65022a5ea11fbfa0e1a96142660557af0a12b8c759b018a43f858663ed9f9ffbb434f0aa455aca4dcbf5b990767848c0f1
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Filesize
1.0MB
MD558eeabc59750c370b75432b856cf69a2
SHA1a3be61b320a613950d0fc1e74b8a6cd076aae6a4
SHA2564ed349113bed89f3b402b5679e10a07c188561d21a13336ffaae9b58eb7a8e00
SHA5121c264c69ce5d4f6ece818cc33ad704d86e765fec977cad5cd4e3025040302f7234dcc694fa33d379bb1db24c1d228d9ea4597e6c112ecf2ab004bc3d392bef64
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Filesize
4KB
MD57e858c4054eb00fcddc653a04e5cd1c6
SHA12e056bf31a8d78df136f02a62afeeca77f4faccf
SHA2569010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
SHA512d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb
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Filesize
512B
MD5b89fc873537fee101470a5ec1b20a7ae
SHA1d50fdadb78b187b8c71d9adc0bcb33d2b8f6c7d2
SHA256144df051289053d2d4445cae738b09bb150908149cbe9e5da5d4c02be1f66259
SHA512b2d82d176d85e8ce573ddf35dbfcd14868ecdbd2378cd19a14cc53bf20de47347d3e6ba2d75d6971f7b4e265eef10c4956135ba04ea2573196425b81e89678a6
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Filesize
32KB
MD5bb7df04e1b0a2570657527a7e108ae23
SHA15188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
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Filesize
16KB
MD5ada30b8fb44125a8bda8e6c4e46f13dd
SHA15553232fbe8faec5bd6360c2566a6b9aa3c7c37e
SHA25663d52cf72d6c928a942109ba04c37f3c254486ef8cb133484cc235169185e71b
SHA51289819ff8d0acc51d055ebe6a664dcdd92cdeaffeff736863aeab71e833ac527d9edd3651759170dce0e187b25bef0806689d6fc94b5917228b14837edaf6ab90
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Filesize
108KB
MD59fbfa5f8702b337c8f47ad1bbaccf58e
SHA1ff55315d256b84cd414264e4802389546d40f2a6
SHA2564288ab6e178a67a119f96c8329673398a6b6644ed0b8219aaf3532c3c4b0133b
SHA51238058f7bb8d77b2056a66c7756a6ae26c9e9ddbca46c08367288b701a8e44f9bf1079cb2fda66a6fe4f523979be33192a49d9ebe680115fa52340002f8afe5a2
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Filesize
173KB
MD59158fecec40f46db7049e865574e069e
SHA1abc1b511576b17ebdb093474d7805e7a0e7428d9
SHA25663abc087cb71bb66e06309cce26490718225d0a432180cc01424ccc690c25248
SHA51245516a5218d835148587016a17c5161326b2e9fd30416fbf0c59beec4267bc991dc8240f3e482bcb95752d69db5d3b27fe07b9d0f5ba401a38f545777c5b7d36