Analysis
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max time kernel
179s -
max time network
184s -
platform
android_x86 -
resource
android-x86-arm-20240611.1-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system -
submitted
20-06-2024 00:12
Static task
static1
Behavioral task
behavioral1
Sample
55585048ce4d96121f04fe20dba79a767e2f1e413c9607d7a587b40023224d51.apk
Resource
android-x86-arm-20240611.1-en
General
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Target
55585048ce4d96121f04fe20dba79a767e2f1e413c9607d7a587b40023224d51.apk
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Size
412KB
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MD5
7f118527eb512146e9ed61c09f7143d8
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SHA1
ea770a170cee5e983293dc0669b36323c08d9311
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SHA256
55585048ce4d96121f04fe20dba79a767e2f1e413c9607d7a587b40023224d51
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SHA512
78ad89c64f3459d1a2268e6c949bceccb4c58e10d45422cd8591786b86df1e591d185d3c39a64c1449733c281a6a66d515d9f2a1ce453b46d10137bfa1dc9f88
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SSDEEP
12288:O7RlScl3evk6OR7jwflvqn+OaIKJOuGKtG:Izlj60s9ZhIGr3G
Malware Config
Extracted
xloader_apk
http://91.204.227.50:28899
Signatures
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XLoader payload 1 IoCs
Processes:
resource yara_rule /data/data/tlcrbem.nxworhsae.refrhk/files/b 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
Processes:
tlcrbem.nxworhsae.refrhkioc process /system/bin/su tlcrbem.nxworhsae.refrhk /system/xbin/su tlcrbem.nxworhsae.refrhk /sbin/su tlcrbem.nxworhsae.refrhk -
Loads dropped Dex/Jar 1 TTPs 4 IoCs
Runs executable file dropped to the device during analysis.
Processes:
tlcrbem.nxworhsae.refrhkioc pid process /data/user/0/tlcrbem.nxworhsae.refrhk/app_picture/1.jpg 4188 tlcrbem.nxworhsae.refrhk /data/user/0/tlcrbem.nxworhsae.refrhk/app_picture/1.jpg 4188 tlcrbem.nxworhsae.refrhk /data/user/0/tlcrbem.nxworhsae.refrhk/files/b 4188 tlcrbem.nxworhsae.refrhk /data/user/0/tlcrbem.nxworhsae.refrhk/files/b 4188 tlcrbem.nxworhsae.refrhk -
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 account information for other applications stored on the device 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect account information stored on the device.
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Framework service call android.accounts.IAccountManager.getAccounts tlcrbem.nxworhsae.refrhk -
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
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process URI accessed for read content://mms/ tlcrbem.nxworhsae.refrhk -
Acquires the wake lock 1 IoCs
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock tlcrbem.nxworhsae.refrhk -
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.
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Framework service call android.app.IActivityManager.setServiceForeground tlcrbem.nxworhsae.refrhk -
Reads information about phone network operator. 1 TTPs
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS tlcrbem.nxworhsae.refrhk -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Framework service call android.app.IActivityManager.registerReceiver tlcrbem.nxworhsae.refrhk -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
tlcrbem.nxworhsae.refrhkdescription ioc process Framework API call javax.crypto.Cipher.doFinal tlcrbem.nxworhsae.refrhk -
Checks CPU information 2 TTPs 1 IoCs
Processes
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tlcrbem.nxworhsae.refrhk1⤵
- Checks if the Android device is rooted.
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Queries account information for other applications stored on the device
- 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)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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/data/data/tlcrbem.nxworhsae.refrhk/app_picture/1.jpgFilesize
168KB
MD5f6da10afeddbcdf4f99fca394719acb8
SHA1f460dd6ef895e0859ed463001b9c0e5c223dce1e
SHA256204742070fc221643aea06e8363998a67f9d76ea864c435eee4e91630f65aabe
SHA5128153f486d6d5a78ff793247115234b1096a8dd3a04ab3f0f4a42aa182173517c704706b1294ee2a57378e779c2f60feb991c62a64b98c16722b96efd62fb8b75
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/data/data/tlcrbem.nxworhsae.refrhk/files/bFilesize
446KB
MD54f4569db9ddb90b5f60c424621cf3a72
SHA163c79e63187921b33d30c66de3e791e3f51d746e
SHA25618c14954e985db1a807189513a739c2ccb9ad37bba6cc9f8a61f0c42edffda4c
SHA512cf1c150f19ccc58441ac38060fe80961bbc9ea575a69c4437bd04be7555b92a3422490a4358f720450492edf5780d3d76eed4e02493c184bb3f13a8ab5ec4929
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/storage/emulated/0/.msg_device_id.txtFilesize
36B
MD5f5371c38ff531fca8d269e9c50f47328
SHA109ee638ed1949a822e570ae19ee60809edfbeee3
SHA25648e432257d1234dcc22a4f187b44fbe9b21766f2c8d818362a59355b6cc393ca
SHA512232ba6c0fbf7c35dab31f8389fbfba45a515500985bfde874e344cc53ee70839f2f2583ab21e83286e45975295381ed1c112706fe6ed845e6b1847a46e2d0eb2