Malware Analysis Report

2024-09-09 13:34

Sample ID 240612-13lrwssejc
Target 8ecf5b4e4875d84b6acbfd920a43d5d82f50a5c664ab35db8f216264ec15a6d3.bin
SHA256 8ecf5b4e4875d84b6acbfd920a43d5d82f50a5c664ab35db8f216264ec15a6d3
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

8ecf5b4e4875d84b6acbfd920a43d5d82f50a5c664ab35db8f216264ec15a6d3

Threat Level: Known bad

The file 8ecf5b4e4875d84b6acbfd920a43d5d82f50a5c664ab35db8f216264ec15a6d3.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

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)

Queries account information for other applications stored on the device

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

Queries information about active data network

Queries information about the current Wi-Fi connection

Reads information about phone network operator.

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

Declares services with permission to bind to the system

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 22:10

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 22:10

Reported

2024-06-12 22:13

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

185s

Command Line

pkjfenv.nkpnovvkp.fesfuu

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/pkjfenv.nkpnovvkp.fesfuu/app_picture/1.jpg N/A N/A
N/A /data/user/0/pkjfenv.nkpnovvkp.fesfuu/app_picture/1.jpg N/A N/A
N/A /data/user/0/pkjfenv.nkpnovvkp.fesfuu/files/b N/A N/A
N/A /data/user/0/pkjfenv.nkpnovvkp.fesfuu/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

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo 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

pkjfenv.nkpnovvkp.fesfuu

Network

Country Destination Domain Proto
GB 142.250.180.14:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.132.72:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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GB 142.250.187.234:443 semanticlocation-pa.googleapis.com tcp
GB 142.250.187.234:443 semanticlocation-pa.googleapis.com tcp
GB 172.217.16.234:443 semanticlocation-pa.googleapis.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/pkjfenv.nkpnovvkp.fesfuu/app_picture/1.jpg

MD5 cef7d7e713a4fca525f616e021448d49
SHA1 617c5ec9c7e6cfaf4c49287f63ff2ed441352f3a
SHA256 dfd4854be603fdd155987742c63eb1bde6fc56111fd1268b1b6ba2cf3161ce96
SHA512 668e597166b4137fcd113101e359ce081fcc16a78806e0e9745ac9f784254b13ff54e446b979049212c9cbc7bfe97d49003dcc66ada3fe0533b81131015f6067

/data/data/pkjfenv.nkpnovvkp.fesfuu/files/b

MD5 5052e382193805f854a17470afdeadc8
SHA1 e434b19018b8d0a14c3db4b47318a9e92e9f5148
SHA256 6eac212f3e5d11281f0c7263e5795bd74241b233898280b8cb9479443747f52a
SHA512 be6fde561141ceebed2f1c98c845fdf247b10aecd15698130bda158484f02309e336a57e1a19fc740137f919904f0c649fcfed6d659b53b0ae6e97aaf794cec7

/storage/emulated/0/.msg_device_id.txt

MD5 8ee8efe066b354dad0a357ddc1ea671f
SHA1 7b01078e45c5b2d99313b577605c4bd3ad89bfe5
SHA256 4ed3fb7931b848c3956a8bd5596d4ac5cae69716760ba834432791dc31c8affa
SHA512 6a5cfe764cdbde67862509cce550f81135e367f82507b6c42b80273606aac6737db6b679a9602cd507bf76d62962f35e696cac38d8787340845ba2b2048d1eca