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
24-01-2025 22:06
Behavioral task
behavioral1
Sample
c48e35c597f6feba7b83dfce5ce8212c381f1e068d9231dc015c5e8e41dc8107.apk
Resource
android-x86-arm-20240910-en
General
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Target
c48e35c597f6feba7b83dfce5ce8212c381f1e068d9231dc015c5e8e41dc8107.apk
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Size
212KB
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MD5
e765ac7246bc913f1893c568759de425
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SHA1
fe9c80d18154b37536462a8ddf83b6128cad78a9
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SHA256
c48e35c597f6feba7b83dfce5ce8212c381f1e068d9231dc015c5e8e41dc8107
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SHA512
330059d5756cd370bbdde927fe37f5d1d27d6a2ab1827536f5850b387d028f240c651190f5cc2ae649abd1020ecb4ec9d7ebe8630837309543f38c3723cb019c
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SSDEEP
6144:sBG0gFLQfYX8nL2h0mY1FjWcVg5FBncz+J/nxgoVY:sMtOf08gnY1Fj9g9ImxgoC
Malware Config
Extracted
xloader_apk
https://m.vk.com/id730148259?act=info
https://m.vk.com/id730149630?act=info
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user_agent
Mozilla/5.0 (Linux; Android 8.0.0; SM-G955U Build/R16NW) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Mobile Safari/537.36 Edg/112.0.0.0
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36
Signatures
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XLoader payload 1 IoCs
resource yara_rule behavioral1/files/fstream-5.dat family_xloader_apk2 -
XLoader, MoqHao
An Android banker and info stealer.
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Xloader_apk family
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Checks if the Android device is rooted. 1 TTPs 3 IoCs
ioc Process /system/bin/su grktxhk.zzethuucy.bqxotq.yzjcaxoa /system/xbin/su grktxhk.zzethuucy.bqxotq.yzjcaxoa /sbin/su grktxhk.zzethuucy.bqxotq.yzjcaxoa -
pid Process 4337 grktxhk.zzethuucy.bqxotq.yzjcaxoa -
Loads dropped Dex/Jar 1 TTPs 5 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/1.jpg 4337 grktxhk.zzethuucy.bqxotq.yzjcaxoa /data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/1.jpg 4362 /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/1.jpg 4337 grktxhk.zzethuucy.bqxotq.yzjcaxoa /data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/files/b 4337 grktxhk.zzethuucy.bqxotq.yzjcaxoa /data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/files/b 4337 grktxhk.zzethuucy.bqxotq.yzjcaxoa -
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/ grktxhk.zzethuucy.bqxotq.yzjcaxoa -
Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock grktxhk.zzethuucy.bqxotq.yzjcaxoa -
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 grktxhk.zzethuucy.bqxotq.yzjcaxoa -
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 grktxhk.zzethuucy.bqxotq.yzjcaxoa -
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 grktxhk.zzethuucy.bqxotq.yzjcaxoa -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo grktxhk.zzethuucy.bqxotq.yzjcaxoa
Processes
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grktxhk.zzethuucy.bqxotq.yzjcaxoa1⤵
- 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 disabling of battery optimizations (often used to enable hiding in the background).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks CPU information
PID:4337 -
/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/grktxhk.zzethuucy.bqxotq.yzjcaxoa/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4362
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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
2Suppress Application Icon
1User Evasion
1Virtualization/Sandbox Evasion
1System Checks
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
7KB
MD50884489bb90b0e2c2a8ccf2596366c09
SHA15e4d72a66de6b616d1d3a68e412e17840e8c932a
SHA256848153f4123d3082db251b53694c0b53ec715d6b0dd3dba7a3c7bb9e7662296b
SHA5126f287dbcad236455afdb19d3c6e5a102001087219ca66864f25a80363bde4c845d91f13be54c1c51e92fa976adc9289fda3ae76b211bc7479a16bee056481d0f
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Filesize
446KB
MD511a84e2abac900abbf3f4ba5cf50d1be
SHA167684ec3853d85063a507d16f2d68ebb608f2df1
SHA256b5a19dd0a05f68cc4ce6302fe14b763803d95353dfc832ddd6ba9445006f5349
SHA5129f6f9b0370494a361eb3b908bd9c06e3daf1a07779ca9eb1e83f0984087ae3bf5cd9b042ee37a16d112d3e6f1724cfc5515eaa168fadd200f7ffee882310adb4
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Filesize
7KB
MD57864cebde071240a25e3602ba59a872c
SHA1e4fad3922e76118981855f486668e2e4f8ed1f5e
SHA25624a080d4e518d857388d629a4b0851dfa370fd0eaae787e0810d0a7469327bd3
SHA5120315192ca2a4680cd0dddf475ddf8a8e5456b26446bc550f62a58425060748860dd8680cace2c21c7c3a9631205b7851d6df80b0d2ae0d1ff0914edbcb03eb57