Malware Analysis Report

2024-10-19 11:54

Sample ID 240912-117xcaxdqq
Target 4fdf48c440e61332a643ab2b95f663f0154defd4d43b8f0c57f52793718f518a.bin
SHA256 4fdf48c440e61332a643ab2b95f663f0154defd4d43b8f0c57f52793718f518a
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

4fdf48c440e61332a643ab2b95f663f0154defd4d43b8f0c57f52793718f518a

Threat Level: Known bad

The file 4fdf48c440e61332a643ab2b95f663f0154defd4d43b8f0c57f52793718f518a.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

Checks if the Android device is rooted.

Removes its main activity from the application launcher

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)

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

Makes use of the framework's foreground persistence service

Requests changing the default SMS application.

Requests dangerous framework permissions

Acquires the wake lock

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

2024-09-12 22:08

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 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-12 22:08

Reported

2024-09-12 22:13

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

150s

Command Line

fiwr.tkfxb.selya

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/fiwr.tkfxb.selya/files/dex N/A N/A
N/A /data/user/0/fiwr.tkfxb.selya/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

fiwr.tkfxb.selya

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
GB 142.250.200.14:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
GB 142.250.200.46:443 tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.201.110:443 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
KR 91.204.227.39:28844 tcp

Files

/data/data/fiwr.tkfxb.selya/files/dex

MD5 f51fa0481451ad4df6c3686f2a41e29a
SHA1 c38c35f5da0921eedeb256986fbd6bb00314ec0e
SHA256 7a60fc73f461b0c1dfb9c9786b44abd00e1c2034440397019a5225631e4679e4
SHA512 af7cbefadd5fce52a10daffb4073154dfab2240616669d3050910eb03a254a6d73932caf5db827fd12d35f217bc79e75524c81b41a7740e050468e37ff96efd9

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-12 22:08

Reported

2024-09-12 22:12

Platform

android-x64-20240624-en

Max time kernel

149s

Max time network

137s

Command Line

fiwr.tkfxb.selya

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/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/fiwr.tkfxb.selya/files/dex N/A N/A
N/A /data/user/0/fiwr.tkfxb.selya/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

fiwr.tkfxb.selya

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
GB 142.250.200.14:443 docs.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.200:443 ssl.google-analytics.com tcp
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
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
KR 91.204.227.39:28844 tcp
KR 91.204.227.39:28844 tcp

Files

/data/data/fiwr.tkfxb.selya/files/dex

MD5 f51fa0481451ad4df6c3686f2a41e29a
SHA1 c38c35f5da0921eedeb256986fbd6bb00314ec0e
SHA256 7a60fc73f461b0c1dfb9c9786b44abd00e1c2034440397019a5225631e4679e4
SHA512 af7cbefadd5fce52a10daffb4073154dfab2240616669d3050910eb03a254a6d73932caf5db827fd12d35f217bc79e75524c81b41a7740e050468e37ff96efd9

/data/data/fiwr.tkfxb.selya/files/oat/dex.cur.prof

MD5 ef5bc8909f22119ece7f6bef50ed3807
SHA1 411c14e3e345ec9cb98cc1410afe63569d9c2baa
SHA256 2caa5d9ce46573f541658133fec423044602abecadb15fb45225393c29c269e7
SHA512 8723a1138928cdd1cf2f9b0d798be296f71dfb381bb623a62643b1f71ff374b26d2a595d5391c86d9b3e2c52662c07262668ae3c6cf800b41fe58709160a554e

Analysis: behavioral3

Detonation Overview

Submitted

2024-09-12 22:08

Reported

2024-09-12 22:13

Platform

android-x64-arm64-20240910-en

Max time kernel

149s

Max time network

150s

Command Line

fiwr.tkfxb.selya

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/fiwr.tkfxb.selya/files/dex N/A N/A
N/A /data/user/0/fiwr.tkfxb.selya/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

fiwr.tkfxb.selya

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.youtube.com udp
GB 142.250.187.238:443 www.youtube.com udp
GB 142.250.187.238:443 www.youtube.com tcp
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
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.200:443 ssl.google-analytics.com tcp
KR 91.204.227.39:28844 tcp
GB 142.250.187.206:443 www.youtube.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 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
US 216.239.38.223:443 tcp
GB 216.58.201.97:443 tcp
GB 172.217.169.65:443 tcp
US 216.239.38.223:443 tcp
US 216.239.38.223:443 tcp

Files

/data/user/0/fiwr.tkfxb.selya/files/dex

MD5 f51fa0481451ad4df6c3686f2a41e29a
SHA1 c38c35f5da0921eedeb256986fbd6bb00314ec0e
SHA256 7a60fc73f461b0c1dfb9c9786b44abd00e1c2034440397019a5225631e4679e4
SHA512 af7cbefadd5fce52a10daffb4073154dfab2240616669d3050910eb03a254a6d73932caf5db827fd12d35f217bc79e75524c81b41a7740e050468e37ff96efd9