Analysis
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max time kernel
149s -
max time network
151s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system -
submitted
06-09-2024 22:04
Static task
static1
Behavioral task
behavioral1
Sample
c58897c934ca17ecaaf87813feea17de44d42d4e9e4ec21f4d90eb184c7d9224.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
c58897c934ca17ecaaf87813feea17de44d42d4e9e4ec21f4d90eb184c7d9224.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
c58897c934ca17ecaaf87813feea17de44d42d4e9e4ec21f4d90eb184c7d9224.apk
Resource
android-x64-arm64-20240910-en
General
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Target
c58897c934ca17ecaaf87813feea17de44d42d4e9e4ec21f4d90eb184c7d9224.apk
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Size
4.3MB
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MD5
aadc03c102ad328d916341412d2d7417
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SHA1
f8a625bf3c8400b4976f61c11c08abe3d13fa46d
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SHA256
c58897c934ca17ecaaf87813feea17de44d42d4e9e4ec21f4d90eb184c7d9224
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SHA512
c759102dbfa54e74633b97d20262fa9fd7e40655d1cd24ab5c92df135da90c52c932aa6f35e08e2fc0102da94df688b454c3b4304ed18f695cc15e9d437d40cd
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SSDEEP
98304:GhbOUntjZxPy53+QfyEHDkcnEtVfA+f21/u/J3:GXRvPy53+UDkAoVLf28B3
Malware Config
Extracted
hook
http://193.3.19.233
Signatures
-
Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
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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.rjwtfobji.qrcordwci/app_dex/classes.dex 4294 com.rjwtfobji.qrcordwci /data/user/0/com.rjwtfobji.qrcordwci/app_dex/classes.dex 4294 com.rjwtfobji.qrcordwci -
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.findAccessibilityNodeInfosByText com.rjwtfobji.qrcordwci Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.rjwtfobji.qrcordwci Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.rjwtfobji.qrcordwci android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.rjwtfobji.qrcordwci android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.rjwtfobji.qrcordwci android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.rjwtfobji.qrcordwci -
Reads information about phone network operator. 1 TTPs
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Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
description ioc Process Framework service call android.app.IActivityManager.registerReceiver com.rjwtfobji.qrcordwci -
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.rjwtfobji.qrcordwci -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.rjwtfobji.qrcordwci -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.rjwtfobji.qrcordwci -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.rjwtfobji.qrcordwci
Processes
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com.rjwtfobji.qrcordwci1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- 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
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4294
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Scheduled Task/Job
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Process Discovery
1System Information Discovery
2System Network Configuration Discovery
3System Network Connections Discovery
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.9MB
MD51f2c05d48b298777d84f88e2de7e9dc6
SHA1acef604b653c71ac4f58672f66129939e3e04aa1
SHA2562c940012ef578253c88237ebcc9dc9e1065800132589a853df4d44ebc79139c3
SHA5124ec40b17c8060433b8c794bb2f3e78e0d19dda91d2865fab41ac13aa5cc0cb4f93c7f79502c711e893b2e0a7420690b1f355a5420e8bbecba860fa1832e92ce5
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Filesize
1.0MB
MD56149b0a9724fe3a6008709108cc4c73b
SHA13ac4c5ae607851c0ae6b6a63bd8b8490e894b628
SHA2562c7020bdcd98e13f3de2a2a4b44ec2e2917b575ddcbf2871bf3fb3bae8fa5acc
SHA5125a7102b10bf27375877126464b3e9778281432b436c44557dde0bec726330d9bd2196010f0bc6b759a0e31160e4e4ccc5b136815db37b048c171067bef8e4e92
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Filesize
1.0MB
MD57325cf26abfe38a2315bf5a99811fe89
SHA1ba66521490d8f5b80c6c88c3c071cdd643cae244
SHA256ee3215b1df3e797e5b30cd86e30a463bb129d1f3224478d188865b4ea3d061c5
SHA512fad3d7b0eda38fa032421eb2f66377a5879608cfcefc9ae71de42f7b5f62099275dfe03750b12d1cd9f402d0d5988ba993753a2fa11f3dae48e0e7a67cd8cfb5
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Filesize
4KB
MD5f2b4b0190b9f384ca885f0c8c9b14700
SHA1934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA2560a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
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Filesize
512B
MD550c3cb50bc2257119f4376b2500d66fe
SHA166e3a1f187eb14268ca9d07fc978c89bd1d28e93
SHA25601fb052bf6df1746bdc1161f0147dc38776e644b62b87ca7a09998e713b9bc16
SHA512d94c2d19e8787b468e5ba5141a80ec672192062ab354574495a712e1132faeaf7019504dc0503e117964b77474799f9483e1929b361b933bbeca7029fb1bb245
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Filesize
32KB
MD5bb7df04e1b0a2570657527a7e108ae23
SHA15188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
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Filesize
108KB
MD56f9496e5fc1d90c39c37fd598741c9a1
SHA18b31ff5431679c16a50fe57c41bfb7afbe21de92
SHA25677221dcb55625aabf830788ea848388d20fc5e9296d89eb2ba0ec56ece6b7e95
SHA5129614fb15d37d1480e9c6688c112cf5c9b95952c720671dd7aabd839625e6dab9702d00adb0c02bc747b9b297a28ee569617336fd207502af67090aabbdb25e19
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Filesize
173KB
MD512556e90a34192dcd04cb4abba54941f
SHA12355d23e7fecf2bc250683df6bb2dcc5f1f0b9d5
SHA25618f7b8339cf7b075bf8438d2e52487d2623937e96f862075a4b7294fe99755c3
SHA512697e0d0440d7ab18133930537bb8493cb4212f5f6ffcc63631b6d0e34ef8642f74bceb0c7d36036e0ebf49daf497a4b6c934f4592cc14057e681b882f0d4250f
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Filesize
16KB
MD51164f61a11fe22c627989c254c47dd6e
SHA1d356233864776d2370b6dc523b8ae855f0cc86a0
SHA2566b88a0fecca7014137a1ee6413b3bc63f34ec37a69c45557d49840b680685321
SHA512010bc999f045e1b0e274db940b52d8c1a980ed05634d6e2085d4d25183b35886a7b94ce3267f219ce9a104ecf8736e8cf54280e88e7314b5ddbeeacb53eaa9b8