Malware Analysis Report

2025-01-19 04:59

Sample ID 241219-12hzls1ran
Target 7c8628131581d18052c92f3e013bf4bda58ffb9f4871d609f4e99703797c989d.bin
SHA256 7c8628131581d18052c92f3e013bf4bda58ffb9f4871d609f4e99703797c989d
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 Overview

score
10/10

SHA256

7c8628131581d18052c92f3e013bf4bda58ffb9f4871d609f4e99703797c989d

Threat Level: Known bad

The file 7c8628131581d18052c92f3e013bf4bda58ffb9f4871d609f4e99703797c989d.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

Xloader_apk family

XLoader, MoqHao

XLoader payload

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

Reads the content of the MMS message.

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 information about phone network operator.

Queries information about the current Wi-Fi connection

Attempts to obfuscate APK file format

Requests dangerous framework permissions

Queries information about active data network

Acquires the wake lock

Makes use of the framework's foreground persistence service

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

Declares services with permission to bind to the system

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-19 22:08

Signatures

Attempts to obfuscate APK file format

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 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
Allows read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-19 22:08

Reported

2024-12-19 22:11

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

155s

Command Line

mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker xloader_apk

Xloader_apk family

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/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg N/A N/A
N/A /data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg N/A N/A
N/A /data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg N/A N/A
N/A /data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/files/b N/A N/A
N/A /data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/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

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

mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz

/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
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 87.240.137.164:443 m.vk.com tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
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Files

/data/data/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg

MD5 c781a2c902b9f3378529cf1bd0f462e2
SHA1 ad94d5d30b2b47d586c7e443bdea3bf4219ddf55
SHA256 6673145e8c9466d7bb991aa1f091ac64dcaa624edd86deaf3d8f1f745cc741f0
SHA512 29dfe0ffc00be22e1e587188cf130a124369b8f7c40198c5f0edda11af30be63c631892502f91712a2385aef236cafdf6eefae70e85781806681079e86ebf546

/data/user/0/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/app_picture/1.jpg

MD5 2f7aac178bb59f3076ab0dba5f58781e
SHA1 2a6b91ce3f8aa1fce86ccdd9afd188b695bbd503
SHA256 c91f9d81736ab958cbf2ed55bce6fe73bf6b911e5edc3d55a2acc4403512c8a3
SHA512 620cdf3b56a3133e382d6777f5254bbfadc2aaada3a834b5c4bcf772a95179add28a414239a3fdafdac5ba6af6961397a1173cc67bd43204e9de9e0acca477ec

/data/data/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 54f72313acfd81b1476b4439f97d8c3c
SHA1 e918dcee6a0ef3db6b1e0685c6ce1a7f91a595a3
SHA256 312ebad509a99532287b58fefb762cc5b7901330f23f5038ad99c7cca686bd70
SHA512 b0d75927acb86a4b7bed7e8902ccb3b9ade5b64ce71983de8969750f55e0f96b2c20a1715d9a7333b5124589e54f53a19900dacea5dc51a0c4175ef49ef2cfdd

/data/data/mjmkxai.gxnsyrjvf.dyuhsu.sxygwzpz/files/oat/b.cur.prof

MD5 babba2ecbf9410006b681525d9f96836
SHA1 fa108a5a7c1774882634a39ff7975c2d03f906e3
SHA256 cf670ec91b7c8bd802264aa96aca9609d5de2164cbe6f9b62b05d3b98101f8fe
SHA512 15cba2e748c9f4ec4069ac2e2ab9c85c2f2e2b2e550ec3aa8de18cf0b246bcea8d63807dededdd700988418e7f987766c2d95e8aac987bcbc0fa66172a72e8f7