Malware Analysis Report

2025-01-19 04:59

Sample ID 241203-12wkpswras
Target 8adfa6c44dd910106a5e20504b124fb2a973a6cce4c23cd616ac1b6f9a2a92ba.bin
SHA256 8adfa6c44dd910106a5e20504b124fb2a973a6cce4c23cd616ac1b6f9a2a92ba
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

8adfa6c44dd910106a5e20504b124fb2a973a6cce4c23cd616ac1b6f9a2a92ba

Threat Level: Known bad

The file 8adfa6c44dd910106a5e20504b124fb2a973a6cce4c23cd616ac1b6f9a2a92ba.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

Xloader_apk family

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)

Queries account information for other applications stored on the device

Reads information about phone network operator.

Attempts to obfuscate APK file format

Requests dangerous framework permissions

Acquires the wake lock

Declares services with permission to bind to the system

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

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)

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-03 22:09

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

2024-12-03 22:09

Reported

2024-12-03 22:11

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

153s

Command Line

vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog

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/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/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg N/A N/A
N/A /data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg N/A N/A
N/A /data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg N/A N/A
N/A /data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/files/b N/A N/A
N/A /data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/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

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

vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog

/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/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
GB 142.250.180.10:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.132.72:443 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
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GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.180.14:443 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
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Files

/data/data/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg

MD5 fced0374e3d0320824a3bfae736b3a90
SHA1 a3a05e98aaab0ef3eaf90468673006139eab70cb
SHA256 b71efc89723256945db809e7844e0dce41e3d40c77310d755995973fd6ba5817
SHA512 16ace727a063c30f010b6ce7710dc50b263c87454f3078db626eff28ce6b0358488a59af0ff6fba144cf45f8a293876b4b792bfe8c6e46063fae3f7ce67c0944

/data/user/0/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/app_picture/1.jpg

MD5 b3467d38c254a3b6e7a6ca8c3078a1ad
SHA1 69b5a8b3d1a248aef04616d923e7e28900f26967
SHA256 834a29948c2c84e602fbeefbf243f4d1ad7a5ca55f8055b94cb4e6bcf289fde2
SHA512 3a1fb52f0de19dcb1f63c57e1876259f87c155a3681817cecea29fab87221be7a959e59ca79f428d5318273c9302344b6f01517f1bb79376f8c4c4b7779758ad

/data/data/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 6cadcc4f6d31ea129ef11d81b74fdb3e
SHA1 b37f0490c2dbf0451f3e96d580ebfad82b3753f5
SHA256 fc922817f4604b24c91393163c1681819b34209d7b0fa320adc4e9031b7cdef2
SHA512 7b097f5dcd5ed1d6faf1dbceb930025028339a832c1bdf3c72b8abf3816ccea0e824c60c4fb1eacd3119202163cd062ddf2c11bb05b0015c782e6348e87737f5

/data/data/vqbdbyc.ydrgklqnu.rzehkl.fbyfsgog/files/oat/b.cur.prof

MD5 95995d89e474a497e4abaf8b61fd3bc4
SHA1 a7b0b6203eff4423c36f169567228bf1b11cf8d0
SHA256 1d9085e25d452b6877cb4d5f3366643f27b0ff3fce9c2798e2467020698b8504
SHA512 85f30363b17e89b78176add7d06a28cd0552a64dbbd5b4fea86c24c6e930e3279b49e4dddf0ee5508c99026cc7fc5baff6823c468320dcc22b34efa23d17374c