Malware Analysis Report

2024-09-09 13:10

Sample ID 240716-1ylakasclk
Target ad51b51f6124405b6742e96338ca092ab536a2fe19ee14f2341d3a7877121ac9.bin
SHA256 ad51b51f6124405b6742e96338ca092ab536a2fe19ee14f2341d3a7877121ac9
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ad51b51f6124405b6742e96338ca092ab536a2fe19ee14f2341d3a7877121ac9

Threat Level: Known bad

The file ad51b51f6124405b6742e96338ca092ab536a2fe19ee14f2341d3a7877121ac9.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader payload

XLoader, MoqHao

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Reads the content of the MMS message.

Loads dropped Dex/Jar

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)

Acquires the wake lock

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

Requests dangerous framework permissions

Requests changing the default SMS application.

Makes use of the framework's foreground persistence service

Queries information about active data network

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-16 22:03

Signatures

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 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 an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to monitor incoming MMS messages. android.permission.RECEIVE_MMS 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 application to read the user's contacts data. android.permission.READ_CONTACTS 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 initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE 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 application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-16 22:03

Reported

2024-07-16 22:16

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

161s

Command Line

com.tuxl.uwvn

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/com.tuxl.uwvn/files/dex N/A N/A
N/A /data/user/0/com.tuxl.uwvn/files/dex 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 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

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Requests changing the default SMS application.

collection impact
Description Indicator Process Target
Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT N/A N/A

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

Processes

com.tuxl.uwvn

ping -c 4 91.204.227.39

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 172.217.169.46:443 docs.google.com tcp
GB 172.217.169.46:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 smtp-mail.outlook.com udp
DE 52.98.229.182:587 smtp-mail.outlook.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/data/com.tuxl.uwvn/files/dex

MD5 81943f38b95891a341744d62af70fecb
SHA1 f5e17b93b21e2d2907a1f4f1f3eba612c0f79fe1
SHA256 13012f75645636977b362f60c3215f018092a02cb69db5fc0ba24f850fc034e8
SHA512 bbe47a808c18120b67460b521bc487bf4ba7bb09efd85bcefbd2810b2dc8b74732b3eca5874e51db100465b4df116d09919862b381cba26c56c22fcee2080cbc

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-16 22:03

Reported

2024-07-16 22:16

Platform

android-x64-20240624-en

Max time kernel

179s

Max time network

154s

Command Line

com.tuxl.uwvn

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/xbin/su N/A N/A
N/A /sbin/su N/A N/A
N/A /system/bin/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/com.tuxl.uwvn/files/dex N/A N/A
N/A /data/user/0/com.tuxl.uwvn/files/dex 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 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

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo 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

Processes

com.tuxl.uwvn

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.200.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 216.58.204.78:443 docs.google.com tcp
GB 216.58.204.78:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
GB 142.250.179.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 smtp-mail.outlook.com udp
GB 52.97.241.166:587 smtp-mail.outlook.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/data/com.tuxl.uwvn/files/dex

MD5 81943f38b95891a341744d62af70fecb
SHA1 f5e17b93b21e2d2907a1f4f1f3eba612c0f79fe1
SHA256 13012f75645636977b362f60c3215f018092a02cb69db5fc0ba24f850fc034e8
SHA512 bbe47a808c18120b67460b521bc487bf4ba7bb09efd85bcefbd2810b2dc8b74732b3eca5874e51db100465b4df116d09919862b381cba26c56c22fcee2080cbc

/data/data/com.tuxl.uwvn/files/oat/dex.cur.prof

MD5 c495a651dcb04c402c7c0970cb3946fc
SHA1 8d8f5533b7046c0ceb4f87b1508da0d7a522e829
SHA256 4494d619648f6706ce8e434f6e698123d4be7cb1df9eeb83d4a3f6991ca6b1ea
SHA512 ebdd5afe11049483b1e7f079d13851240a76e6fdc2019d9a24481cd25f7e0d5600d58f89bd7c17e35673cbd622e7b6e8bf25d7c428d7f98f0f09bdb1298c7740

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-16 22:03

Reported

2024-07-16 22:16

Platform

android-x64-arm64-20240624-en

Max time kernel

179s

Max time network

183s

Command Line

com.tuxl.uwvn

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

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/com.tuxl.uwvn/files/dex N/A N/A
N/A /data/user/0/com.tuxl.uwvn/files/dex 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 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

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Requests changing the default SMS application.

collection impact
Description Indicator Process Target
Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT N/A N/A

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

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

Processes

com.tuxl.uwvn

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.206:443 tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 216.58.204.78:443 docs.google.com tcp
GB 216.58.204.78:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.179.232:443 ssl.google-analytics.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 smtp-mail.outlook.com udp
GB 52.97.211.70:587 smtp-mail.outlook.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/user/0/com.tuxl.uwvn/files/dex

MD5 81943f38b95891a341744d62af70fecb
SHA1 f5e17b93b21e2d2907a1f4f1f3eba612c0f79fe1
SHA256 13012f75645636977b362f60c3215f018092a02cb69db5fc0ba24f850fc034e8
SHA512 bbe47a808c18120b67460b521bc487bf4ba7bb09efd85bcefbd2810b2dc8b74732b3eca5874e51db100465b4df116d09919862b381cba26c56c22fcee2080cbc

/data/user/0/com.tuxl.uwvn/files/oat/dex.cur.prof

MD5 a2470fd8be23758408cd0c6627cfc968
SHA1 bb78462bda15393ffcafe651065e1998883df573
SHA256 6722f8d22e88689e3d0a3441a8214f0ff5b6eba7b7e666e395dc5ca36c288374
SHA512 a62614cd1d4c43385e4ab397d14a4a89344d046689e4259800557a58d0f22f97cd7461d228c3371c8658f907a5a1de2cb5af0088342f67ff11f6886635db1d9a