Malware Analysis Report

2024-10-19 11:54

Sample ID 240916-1zgzjascja
Target a633b75c754a806906c04ee3d9ed200fc46aa2634030252f2d6c0b8e590d9cf1.bin
SHA256 a633b75c754a806906c04ee3d9ed200fc46aa2634030252f2d6c0b8e590d9cf1
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a633b75c754a806906c04ee3d9ed200fc46aa2634030252f2d6c0b8e590d9cf1

Threat Level: Known bad

The file a633b75c754a806906c04ee3d9ed200fc46aa2634030252f2d6c0b8e590d9cf1.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

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

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)

Makes use of the framework's foreground persistence service

Requests changing the default SMS application.

Acquires the wake lock

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-16 22:05

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS 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 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 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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-16 22:05

Reported

2024-09-16 22:07

Platform

android-x64-20240910-en

Max time kernel

149s

Max time network

153s

Command Line

rghc.wutxk.jtzms

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A
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/rghc.wutxk.jtzms/files/dex N/A N/A
N/A /data/user/0/rghc.wutxk.jtzms/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

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

rghc.wutxk.jtzms

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.212.234:443 tcp
GB 216.58.212.234:443 tcp
GB 216.58.212.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.200.46:443 docs.google.com tcp
GB 142.250.200.46:443 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
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
GB 216.58.212.234:443 tcp
GB 142.250.200.2:443 tcp

Files

/data/data/rghc.wutxk.jtzms/files/dex

MD5 6e3d29b5306a57dba7028a8da4609797
SHA1 da143c2306182d664c850b74b4afa7fa948c974d
SHA256 07f170fb70397d72a187bcdb83adc11f2e7c6d5a928d951d4f24b5e82dc04d96
SHA512 e9dadbc1fa4244e681a22178a512bf8ef0b5a41e6b80e54f09ef8f5fd120ac25c55db8a6ff53f748ba0ba22eeee84eb8714bc79468da921d4ec8f0129bd60915

/data/data/rghc.wutxk.jtzms/files/oat/dex.cur.prof

MD5 001dbfcbe6efe4958516eae42fb81126
SHA1 d7ad23811ce26b7a1f921d17c965aa8f00c59bca
SHA256 4411948dd83652f489d01872a5954bdbb97eca1b62a6cef420e7ea8c39d41f90
SHA512 f09ea121b34c87cc43a16dd112e2a0dce5a7975c0d75821d382512c329592c3d4835ba5563e7b91ba19f07bb812764d34505a84a18813970fc60486563280a8f

Analysis: behavioral3

Detonation Overview

Submitted

2024-09-16 22:05

Reported

2024-09-16 22:07

Platform

android-x64-arm64-20240910-en

Max time kernel

149s

Max time network

157s

Command Line

rghc.wutxk.jtzms

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A
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/rghc.wutxk.jtzms/files/dex N/A N/A
N/A /data/user/0/rghc.wutxk.jtzms/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

Requests changing the default SMS application.

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

rghc.wutxk.jtzms

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.youtube.com udp
GB 172.217.169.78:443 www.youtube.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 216.58.213.14:443 docs.google.com tcp
GB 216.58.213.14:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.204.72:443 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
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 216.239.36.223:443 tcp
GB 142.250.187.193:443 tcp
GB 142.250.187.193:443 tcp
US 216.239.36.223:443 tcp
US 216.239.36.223:443 tcp

Files

/data/user/0/rghc.wutxk.jtzms/files/dex

MD5 6e3d29b5306a57dba7028a8da4609797
SHA1 da143c2306182d664c850b74b4afa7fa948c974d
SHA256 07f170fb70397d72a187bcdb83adc11f2e7c6d5a928d951d4f24b5e82dc04d96
SHA512 e9dadbc1fa4244e681a22178a512bf8ef0b5a41e6b80e54f09ef8f5fd120ac25c55db8a6ff53f748ba0ba22eeee84eb8714bc79468da921d4ec8f0129bd60915

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-16 22:05

Reported

2024-09-16 22:07

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

154s

Command Line

rghc.wutxk.jtzms

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A
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/rghc.wutxk.jtzms/files/dex N/A N/A
N/A /data/user/0/rghc.wutxk.jtzms/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

Requests changing the default SMS application.

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

rghc.wutxk.jtzms

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.179.238:443 docs.google.com tcp
GB 142.250.179.238:443 docs.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 172.217.16.238:443 tcp
GB 172.217.16.238:443 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
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 172.217.169.74:443 tcp

Files

/data/data/rghc.wutxk.jtzms/files/dex

MD5 6e3d29b5306a57dba7028a8da4609797
SHA1 da143c2306182d664c850b74b4afa7fa948c974d
SHA256 07f170fb70397d72a187bcdb83adc11f2e7c6d5a928d951d4f24b5e82dc04d96
SHA512 e9dadbc1fa4244e681a22178a512bf8ef0b5a41e6b80e54f09ef8f5fd120ac25c55db8a6ff53f748ba0ba22eeee84eb8714bc79468da921d4ec8f0129bd60915