Malware Analysis Report

2024-10-19 11:54

Sample ID 240907-1y8qvsxgkj
Target f50930b2bc8dec1390a8eb258942e4ed5d3af16555039324059def81677d523e.bin
SHA256 f50930b2bc8dec1390a8eb258942e4ed5d3af16555039324059def81677d523e
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: 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

f50930b2bc8dec1390a8eb258942e4ed5d3af16555039324059def81677d523e

Threat Level: Known bad

The file f50930b2bc8dec1390a8eb258942e4ed5d3af16555039324059def81677d523e.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.

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)

Requests dangerous framework permissions

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

Acquires the wake lock

Queries information about active data network

Requests changing the default SMS application.

Reads information about phone network operator.

Makes use of the framework's foreground persistence service

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-07 22:04

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
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. android.permission.PROCESS_OUTGOING_CALLS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-07 22:04

Reported

2024-09-10 09:52

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

151s

Command Line

com.gevj.bfgo

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.gevj.bfgo/files/dex N/A N/A
N/A /data/user/0/com.gevj.bfgo/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

Reads information about phone network operator.

discovery

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.gevj.bfgo

ping -c 4 91.204.227.39

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.178.14:443 tcp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
GB 172.217.169.74:443 tcp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
GB 142.250.200.14:443 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
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
NL 40.99.204.166:587 smtp-mail.outlook.com tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 smtp-mail.outlook.com udp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 142.250.200.2:443 tcp

Files

/data/data/com.gevj.bfgo/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-07 22:04

Reported

2024-09-10 09:16

Platform

android-x64-20240910-en

Max time kernel

149s

Max time network

151s

Command Line

com.gevj.bfgo

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 /sbin/su N/A N/A
N/A /system/bin/su N/A N/A
N/A /system/xbin/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.gevj.bfgo/files/dex N/A N/A
N/A /data/user/0/com.gevj.bfgo/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

Reads information about phone network operator.

discovery

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.gevj.bfgo

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.212.206:443 tcp
GB 216.58.212.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.201.110:443 android.apis.google.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 216.58.201.110:443 docs.google.com tcp
GB 216.58.201.110:443 docs.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.179.232:443 ssl.google-analytics.com tcp
GB 216.58.201.110:443 docs.google.com tcp
GB 216.58.201.110:443 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
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
GB 52.97.211.230:587 smtp-mail.outlook.com tcp
US 1.1.1.1:53 smtp-mail.outlook.com udp
KR 91.204.227.39:28844 tcp
GB 142.250.187.194:443 tcp
KR 91.204.227.39:28844 tcp

Files

/data/data/com.gevj.bfgo/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855

/data/data/com.gevj.bfgo/files/oat/dex.cur.prof

MD5 1ac0454009249bf3d6dff10667717a6e
SHA1 3d178adc1fec0d204a914f2f513539e7a2d50422
SHA256 1d3beca2da103c38515566893974f3adfed98a22414463f6e1ffd0a0f38307c5
SHA512 760622c003cd4f531c097dbb44d8667c742abbe3ba873935a9836ea7ecfad1eab7678d9bb4b28e9535b1e7654f544b2dbfa077967b8f263ae55760ea82774ac6

Analysis: behavioral3

Detonation Overview

Submitted

2024-09-07 22:04

Reported

2024-09-10 08:47

Platform

android-x64-arm64-20240910-en

Max time kernel

149s

Max time network

151s

Command Line

com.gevj.bfgo

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.gevj.bfgo/files/dex N/A N/A
N/A /data/user/0/com.gevj.bfgo/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

Reads information about phone network operator.

discovery

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.gevj.bfgo

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.youtube.com udp
US 1.1.1.1:53 docs.google.com udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.16.232:443 ssl.google-analytics.com tcp
GB 216.58.204.78:443 www.youtube.com udp
GB 216.58.204.78:443 www.youtube.com tcp
GB 142.250.178.14:443 docs.google.com tcp
GB 142.250.178.14:443 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
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
GB 52.97.146.198:587 smtp-mail.outlook.com tcp
GB 216.58.201.110:443 www.youtube.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.14:443 android.apis.google.com tcp
KR 91.204.227.39:28844 tcp
GB 172.217.169.78:443 www.youtube.com tcp
GB 172.217.169.33:443 tcp
GB 142.250.200.1:443 tcp
US 216.239.32.223:443 tcp
US 216.239.32.223:443 tcp

Files

/data/user/0/com.gevj.bfgo/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855