Malware Analysis Report

2024-09-09 13:22

Sample ID 240613-bycwrazajf
Target 3ea46827392a42153f92cdc4c2e236a7c33198c1d7e1b0224450efc673705475.bin
SHA256 3ea46827392a42153f92cdc4c2e236a7c33198c1d7e1b0224450efc673705475
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

3ea46827392a42153f92cdc4c2e236a7c33198c1d7e1b0224450efc673705475

Threat Level: Known bad

The file 3ea46827392a42153f92cdc4c2e236a7c33198c1d7e1b0224450efc673705475.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

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Reads the content of the MMS message.

Queries account information for other applications stored on the device

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

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Requests dangerous framework permissions

Declares services with permission to bind to the system

Makes use of the framework's foreground persistence service

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

Acquires the wake lock

Reads information about phone network operator.

Checks the presence of a debugger

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 01:32

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 01:32

Reported

2024-06-13 01:35

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

185s

Command Line

xfagjsb.upzgdyvva.cvwbfy

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/xfagjsb.upzgdyvva.cvwbfy/app_picture/1.jpg N/A N/A
N/A /data/user/0/xfagjsb.upzgdyvva.cvwbfy/app_picture/1.jpg N/A N/A
N/A /data/user/0/xfagjsb.upzgdyvva.cvwbfy/files/b N/A N/A
N/A /data/user/0/xfagjsb.upzgdyvva.cvwbfy/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

Checks the presence of a debugger

evasion

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

xfagjsb.upzgdyvva.cvwbfy

Network

Country Destination Domain Proto
GB 142.250.180.14:443 tcp
N/A 224.0.0.251:5353 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 142.250.187.238:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/xfagjsb.upzgdyvva.cvwbfy/app_picture/1.jpg

MD5 4b62a1d4035cb935e856979a8c8b3ac3
SHA1 744ed7a92937a673b246d06011208ca50c5a8a57
SHA256 86b2c2e8caab21d470e367d11ea2c0bd1c925ff2cf4c5e14da04d632e09e55bc
SHA512 9aaf56cfba516b417678d79eeead9af48c2d9bce8cf3554476d500e3ddb3103f7fcc34aef2b450296e625df2fa9d1e4214c9d9c6844792023736b2454234d967

/data/data/xfagjsb.upzgdyvva.cvwbfy/files/b

MD5 5052e382193805f854a17470afdeadc8
SHA1 e434b19018b8d0a14c3db4b47318a9e92e9f5148
SHA256 6eac212f3e5d11281f0c7263e5795bd74241b233898280b8cb9479443747f52a
SHA512 be6fde561141ceebed2f1c98c845fdf247b10aecd15698130bda158484f02309e336a57e1a19fc740137f919904f0c649fcfed6d659b53b0ae6e97aaf794cec7

/storage/emulated/0/.msg_device_id.txt

MD5 ac5294cf2488ecf026b3a72cf1b0ca64
SHA1 066533bf122c4defe678d1dde78254ffd739343f
SHA256 871a50e26733eda0b4f700fa6137110504eb0500484e5b7a30a425a6baa6d112
SHA512 67ef9c4c6365cffac587ce618919d10ac6bea12772f95c21d29d777d96c93abc39643af612bcf76bed55838fa9e5079b793cc113a86dce566eee3e22746abd04