Malware Analysis Report

2024-09-09 13:11

Sample ID 240718-12ft9ayflj
Target 29a037d798533361d0cc73de2ab294f0a583b43e54cc7819359a997a2cf0981b.bin
SHA256 29a037d798533361d0cc73de2ab294f0a583b43e54cc7819359a997a2cf0981b
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

29a037d798533361d0cc73de2ab294f0a583b43e54cc7819359a997a2cf0981b

Threat Level: Known bad

The file 29a037d798533361d0cc73de2ab294f0a583b43e54cc7819359a997a2cf0981b.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.

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

Reads the content of the MMS message.

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

Requests changing the default SMS application.

Acquires the wake lock

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-18 22:08

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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
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

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-18 22:08

Reported

2024-07-18 22:26

Platform

android-x64-arm64-20240624-en

Max time kernel

179s

Max time network

171s

Command Line

y.mnl.rb

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/y.mnl.rb/files/dex N/A N/A
N/A /data/user/0/y.mnl.rb/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

y.mnl.rb

Network

Country Destination Domain Proto
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.180.14:443 docs.google.com tcp
GB 142.250.180.14:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.178.8:443 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 142.250.200.36:443 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
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/user/0/y.mnl.rb/files/dex

MD5 dccd8cb67405ad4d9b53e36c040d53b9
SHA1 ddba058c9cf0ad4e594c4885e7bb71a7a4442856
SHA256 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6
SHA512 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-18 22:08

Reported

2024-07-18 22:25

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

179s

Command Line

y.mnl.rb

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/y.mnl.rb/files/dex N/A N/A
N/A /data/user/0/y.mnl.rb/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

y.mnl.rb

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
GB 216.58.204.78:443 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
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

Files

/data/data/y.mnl.rb/files/dex

MD5 dccd8cb67405ad4d9b53e36c040d53b9
SHA1 ddba058c9cf0ad4e594c4885e7bb71a7a4442856
SHA256 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6
SHA512 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab

/data/data/y.mnl.rb/files/oat/dex.cur.prof

MD5 1cf0325d02ca456aca887773d6267bf6
SHA1 ee1970ea67efc5df6af9eb683b9708bb30e9be9f
SHA256 28e127c4230fb9064f719db3fea4e6689abb849a74d6637c8b31129f5442ff6c
SHA512 32c57f92d8df84dd92e48637f92cea1299cd516b17c12d3068aecca2cff79286c9fc0f4c447df058a0dbbcbacbbd3edbe1e4fccc1b7f9795fbaaecb77dc4eb3b

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-18 22:08

Reported

2024-07-18 22:26

Platform

android-x64-20240624-en

Max time kernel

179s

Max time network

174s

Command Line

y.mnl.rb

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/y.mnl.rb/files/dex N/A N/A
N/A /data/user/0/y.mnl.rb/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

y.mnl.rb

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 142.250.180.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.187.206:443 docs.google.com tcp
GB 142.250.187.206:443 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 142.250.179.238:443 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
GB 142.250.180.4:443 tcp
GB 142.250.180.4:443 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 216.58.201.98:443 tcp
GB 172.217.169.46:443 tcp
GB 172.217.169.74:443 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/data/y.mnl.rb/files/dex

MD5 dccd8cb67405ad4d9b53e36c040d53b9
SHA1 ddba058c9cf0ad4e594c4885e7bb71a7a4442856
SHA256 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6
SHA512 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab

/data/data/y.mnl.rb/files/oat/dex.cur.prof

MD5 942ae7c60439cab7ca288565af9946fe
SHA1 e1b6b5bf3108a2253d19def4beb2bc88a455f032
SHA256 7d7cf69fb73ff8545b21fb079ed640250290ae8f8fcc473519985dc9e82cb70e
SHA512 3faf6a0166b0a2ed187495407371205d0d15052e97064c09b4625d3f4537342ef9be62abc4b08310e60c102b44c61521e37a8d80decfd3f8c0b44f58f2c0082f