Analysis
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max time kernel
179s -
max time network
154s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system -
submitted
28-08-2024 22:02
Static task
static1
Behavioral task
behavioral1
Sample
7174f91fb25b23a001d6a6f77fcb415c2ec6a388fd072e10ff8b4da33b6cbb68.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
7174f91fb25b23a001d6a6f77fcb415c2ec6a388fd072e10ff8b4da33b6cbb68.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral3
Sample
7174f91fb25b23a001d6a6f77fcb415c2ec6a388fd072e10ff8b4da33b6cbb68.apk
Resource
android-x64-arm64-20240624-en
General
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Target
7174f91fb25b23a001d6a6f77fcb415c2ec6a388fd072e10ff8b4da33b6cbb68.apk
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Size
302KB
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MD5
2d79f71320afaf1b99506bd7c7b59b6d
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SHA1
f8e9b460bc15c51edc19007ea5bb601e14df1034
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SHA256
7174f91fb25b23a001d6a6f77fcb415c2ec6a388fd072e10ff8b4da33b6cbb68
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SHA512
fd0ca4aadf35e0cce37ab96da15a8de1502e8249a05330db28788470f53778ea60eb27b6b4ec425752fd092d0069bb6028e2f4f0a4059a53651802e46f2d1b8e
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SSDEEP
6144:2/CRQkxHwQ50v4yU1LzVtSl3pzJCMX6R9JAvfy13J8kWjV:20xHR0/ZrVX6R9Aeqp
Malware Config
Extracted
xloader_apk
http://91.204.227.39:28844
Signatures
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XLoader payload 2 IoCs
resource yara_rule behavioral1/files/fstream-1.dat family_xloader_apk behavioral1/files/fstream-1.dat family_xloader_apk2 -
XLoader, MoqHao
An Android banker and info stealer.
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Checks if the Android device is rooted. 1 TTPs 3 IoCs
ioc Process /system/bin/su fyjl.wrjxm.ygrym /system/xbin/su fyjl.wrjxm.ygrym /sbin/su fyjl.wrjxm.ygrym -
pid Process 4259 fyjl.wrjxm.ygrym -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/fyjl.wrjxm.ygrym/files/dex 4259 fyjl.wrjxm.ygrym /data/user/0/fyjl.wrjxm.ygrym/files/dex 4259 fyjl.wrjxm.ygrym -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Reads the content of the MMS message. 1 TTPs 1 IoCs
description ioc Process URI accessed for read content://mms/ fyjl.wrjxm.ygrym -
Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock fyjl.wrjxm.ygrym -
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 fyjl.wrjxm.ygrym -
Requests changing the default SMS application. 2 TTPs 1 IoCs
description ioc Process Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT fyjl.wrjxm.ygrym -
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 fyjl.wrjxm.ygrym -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal fyjl.wrjxm.ygrym
Processes
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fyjl.wrjxm.ygrym1⤵
- Checks if the Android device is rooted.
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Reads the content of the MMS message.
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Requests changing the default SMS application.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4259
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1Suppress Application Icon
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
580KB
MD5f51fa0481451ad4df6c3686f2a41e29a
SHA1c38c35f5da0921eedeb256986fbd6bb00314ec0e
SHA2567a60fc73f461b0c1dfb9c9786b44abd00e1c2034440397019a5225631e4679e4
SHA512af7cbefadd5fce52a10daffb4073154dfab2240616669d3050910eb03a254a6d73932caf5db827fd12d35f217bc79e75524c81b41a7740e050468e37ff96efd9