Malware Analysis Report

2024-09-09 13:05

Sample ID 240627-1w4zwstbjg
Target 3a9f2fd42faad3638859f0f54bd0074d17c4a84936be98ef6ff7a4262e46fb7a.bin
SHA256 3a9f2fd42faad3638859f0f54bd0074d17c4a84936be98ef6ff7a4262e46fb7a
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3a9f2fd42faad3638859f0f54bd0074d17c4a84936be98ef6ff7a4262e46fb7a

Threat Level: Known bad

The file 3a9f2fd42faad3638859f0f54bd0074d17c4a84936be98ef6ff7a4262e46fb7a.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader, MoqHao

XLoader payload

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Reads the content of the MMS message.

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Queries account information for other applications stored on the device

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

Acquires the wake lock

Requests dangerous framework permissions

Reads information about phone network operator.

Makes use of the framework's foreground persistence service

Requests disabling of battery optimizations (often used to enable hiding in the background).

Declares services with permission to bind to the system

Uses Crypto APIs (Might try to encrypt user data)

Registers a broadcast receiver at runtime (usually for listening for system events)

Checks CPU information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-27 22:00

Signatures

Declares services with permission to bind to the system

Description Indicator Process Target
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE N/A N/A
Allows read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-27 22:00

Reported

2024-06-27 22:05

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

184s

Command Line

peddnjs.sjtwnaakj.tcnwcl

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker xloader_apk

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A
N/A /system/xbin/su N/A N/A
N/A /sbin/su N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/peddnjs.sjtwnaakj.tcnwcl/app_picture/1.jpg N/A N/A
N/A /data/user/0/peddnjs.sjtwnaakj.tcnwcl/app_picture/1.jpg N/A N/A
N/A /data/user/0/peddnjs.sjtwnaakj.tcnwcl/files/b N/A N/A
N/A /data/user/0/peddnjs.sjtwnaakj.tcnwcl/files/b N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Queries account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccounts N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the MMS message.

collection
Description Indicator Process Target
URI accessed for read content://mms/ N/A N/A

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Reads information about phone network operator.

discovery

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Processes

peddnjs.sjtwnaakj.tcnwcl

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.180.10:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.132.67:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/peddnjs.sjtwnaakj.tcnwcl/app_picture/1.jpg

MD5 3d3b122db45467a3c94e103cc5265608
SHA1 d4acf2dea798f4de47e152f8df8f66af1fd1e644
SHA256 2f2a2c12b6fbbe231d28d36136a5fffb3cbe7b470abc4b75ba3c4616cda4f0fe
SHA512 f090fec83b6f9695c35dd2eb84ed6a693773dbc1d80030b3a01058fbf112fefb97866fa2be5be1b893ba333f04c4fe0267198bfcb80e548124df14c4a606612c

/data/user/0/peddnjs.sjtwnaakj.tcnwcl/app_picture/1.jpg

MD5 b7ff8f9b15b2f817a282a5f04ad42800
SHA1 92a9f42067c502889838fd38cd6ab6fd3cce005f
SHA256 63b0ced8ccaf1ef658b25a929683eac7a7fa14117cc786d7474e426594fcce0a
SHA512 7fded498c93a90dad8904c41190dfa8217c63b16f14f6b36e1c65e7fd0a5f1c292966c5dccd0d6e93d34c2b8625832df06312ad083c6db00855a717d024dc992

/data/data/peddnjs.sjtwnaakj.tcnwcl/files/b

MD5 5daa1f3756c6785b25d466ca6b7bdc50
SHA1 ad6a6880ad1b812434e5bd3b2c1717ba11b54cf6
SHA256 a1695cf685fbf9712a67bbc7f9bf82c6d6fe5f8ef185f1ede33fcb76526143c7
SHA512 2dbeab1cfd8658b6681d3bda791f2fd3f1199c9aee135b1baa1e91abf87d20de221eec1027f611356781b7c6dbb823b8b157509ced30b03a62f6842fbde0e7e9

/storage/emulated/0/.msg_device_id.txt

MD5 47d0219c64ab3603a275750acbfbb28b
SHA1 1fb04a8541cff04567514059c63a04b8ce984209
SHA256 3ecb1367508f91054abf2acd8725d11bac52222ef4db4a3c8a8a6d05e13995e4
SHA512 1c54b561a7f1d8280bc18a3a0d1e66a116a56845ff953d7ddc5168c7a37e13cf1f63cf5b3592b3eacb6ef180d96a799e7c9f2bc2d8423aec880a28ae5b293553