Malware Analysis Report

2024-07-28 11:36

Sample ID 240612-3lz93avgmc
Target c00c91cb21957cbdfab43bf1364f1f4cac626d8b08f2a14e3f284047ccb7a5d5.bin
SHA256 c00c91cb21957cbdfab43bf1364f1f4cac626d8b08f2a14e3f284047ccb7a5d5
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 Overview

score
10/10

SHA256

c00c91cb21957cbdfab43bf1364f1f4cac626d8b08f2a14e3f284047ccb7a5d5

Threat Level: Known bad

The file c00c91cb21957cbdfab43bf1364f1f4cac626d8b08f2a14e3f284047ccb7a5d5.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

Queries account information for other applications stored on the device

Queries the phone number (MSISDN for GSM devices)

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

Declares services with permission to bind to the system

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

Acquires the wake lock

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

Requests dangerous framework permissions

Checks the presence of a debugger

Uses Crypto APIs (Might try to encrypt user data)

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

Checks CPU information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-12 23:36

Signatures

Declares services with permission to bind to the system

Description Indicator Process Target
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

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 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 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 read the user's contacts data. android.permission.READ_CONTACTS 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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 23:36

Reported

2024-06-12 23:39

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

183s

Command Line

elcsqac.ewqaqopjw.maeios

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/elcsqac.ewqaqopjw.maeios/app_picture/1.jpg N/A N/A
N/A /data/user/0/elcsqac.ewqaqopjw.maeios/app_picture/1.jpg N/A N/A
N/A /data/user/0/elcsqac.ewqaqopjw.maeios/files/b N/A N/A
N/A /data/user/0/elcsqac.ewqaqopjw.maeios/files/b 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 account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccounts N/A N/A

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

Reads information about phone network operator.

discovery

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

Checks the presence of a debugger

evasion

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

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Processes

elcsqac.ewqaqopjw.maeios

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.202:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.137.164:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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GB 172.217.169.10:443 semanticlocation-pa.googleapis.com tcp
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GB 142.250.200.14:443 tcp
GB 142.250.178.2:443 tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/elcsqac.ewqaqopjw.maeios/app_picture/1.jpg

MD5 af821cd2ada38efe41da19ab97313419
SHA1 d91b6d9e4d88704ed912fdb10dee7aa6532d751b
SHA256 417b6b2432109ba9ea47a8244071c14e94765cc7ddb992d299d46b373e336af9
SHA512 507ab92842fda3a694cd17dedbc1db5d50da8a903123cb109408a164b2edcb172f1c375b3bd08b8f67891186ddaf9be1e7709296b5ca6a5962ff1f5e8d8c6a38

/data/user/0/elcsqac.ewqaqopjw.maeios/app_picture/1.jpg

MD5 f2f3a97a56ec9a2c4c8a423e433d050b
SHA1 c3cee7f06ca9445c838e164a5ad539a0abe55306
SHA256 9f9bb4e47693391f3649f4f4a32ae77d86a29d7071d402fc726871b2739326e4
SHA512 c2989a0f0cc3fd56d82e400343de26cb8e69170a76017a23f987d6ffde1395059ebf88e7838513c46cfcb046c4cf0a6fa4676adc510794f1cde19130c9235e2b

/data/data/elcsqac.ewqaqopjw.maeios/files/b

MD5 5052e382193805f854a17470afdeadc8
SHA1 e434b19018b8d0a14c3db4b47318a9e92e9f5148
SHA256 6eac212f3e5d11281f0c7263e5795bd74241b233898280b8cb9479443747f52a
SHA512 be6fde561141ceebed2f1c98c845fdf247b10aecd15698130bda158484f02309e336a57e1a19fc740137f919904f0c649fcfed6d659b53b0ae6e97aaf794cec7

/storage/emulated/0/.msg_device_id.txt

MD5 71bdef1133b32ec82cbf43821cf8faba
SHA1 d1e0b10ef6306efe7ee99650f86a499b3162b484
SHA256 37cb3e5d7aee4811245d5c7e9b280427eff62af03bb80fb6c772de0ea5e2200a
SHA512 b00ca17a0998ce76a5024b1e47dade46055b4dd286c1bb4ac65613421c3d00dde27479bf38586d67e5cf24111af3a7ed89fa311bff27ae4e4d6b367b257227fe