Malware Analysis Report

2025-01-19 04:59

Sample ID 241209-1yg8xaxrap
Target c0f72c5ebca1f00e36c48563f5be892f6786ec6535345c1ef59ffa5f2e4b2b9d.bin
SHA256 c0f72c5ebca1f00e36c48563f5be892f6786ec6535345c1ef59ffa5f2e4b2b9d
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

c0f72c5ebca1f00e36c48563f5be892f6786ec6535345c1ef59ffa5f2e4b2b9d

Threat Level: Known bad

The file c0f72c5ebca1f00e36c48563f5be892f6786ec6535345c1ef59ffa5f2e4b2b9d.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader payload

Xloader_apk family

XLoader, MoqHao

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Queries account information for other applications stored on the device

Reads the content of the MMS message.

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

Requests dangerous framework permissions

Reads information about phone network operator.

Declares services with permission to bind to the system

Acquires the wake lock

Attempts to obfuscate APK file format

Makes use of the framework's foreground persistence service

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

Analysis: static1

Detonation Overview

Reported

2024-12-09 22:03

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

2024-12-09 22:03

Reported

2024-12-09 22:05

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

151s

Command Line

vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku

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/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg N/A N/A
N/A /data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg N/A N/A
N/A /data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg N/A N/A
N/A /data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/files/b N/A N/A
N/A /data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/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

vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku

/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/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/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 m.vk.com udp
RU 87.240.132.67:443 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
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KR 91.204.226.54:28899 tcp
GB 216.58.201.110:443 tcp
GB 216.58.201.110:443 tcp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 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
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GB 142.250.187.196:443 tcp
KR 91.204.226.54:28899 tcp
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Files

/data/data/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg

MD5 286ff101186bf685cde76d63e941e34e
SHA1 eedfb14e058e74b3758d83d607ce333930031d98
SHA256 dc28b85d1b78fedf5bc203e7732c52348b3d8dd5986469c823a0adaddf12d759
SHA512 12e577afc1ba78f081ebe6c63067b9ff4ce0257ba859144c6e40b9032c75fd3e57eba37e0e82fd830879e3a80c317ded25e0c2fb76e71b02df384d365bb1ba97

/data/user/0/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/app_picture/1.jpg

MD5 aade1e96e489d1b387935134eb50de75
SHA1 30e9f9f317a7f56f47d16eb97ff666f099b66505
SHA256 38e667ab9beb1c2180045a4902e62f2b96b491277de7a91713c78cbdcff9f5ea
SHA512 ca92bd3eaed1b95da3933637acc9709af1a389a936598eb438bf4f003e7d958cd7a23d69bdbf8ed9995868268c88c1673b01779436f6d88eb405a6cd275dc0ed

/data/data/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 ca37b71a0ded300aad9ab0f437b06ebc
SHA1 6e3fca260b74f749b199dc7593ee9a42d2d7046b
SHA256 cdb572491f882faf526efba686570660e457e0aff925e41cf99d24991c1443e5
SHA512 02d377273f30dfa123c0c291151cde0bd4a47c073f3dadf02298ff34cf82f5d8739301b310e029b8183fdd5259fac390d4fe42f2acd46abdb16e303061851c3f

/data/data/vobunup.kgceulbwf.qhldrs.hxvaeezc.wiviu.wfcku/files/oat/b.cur.prof

MD5 aa93cf83df7b371be98d28d2851e8930
SHA1 a6e67b7f2005401995b466d1445bd3e0aacc5c00
SHA256 d6b0d80ed97e8195259c9ad78762f0adf4cc89275fb8fba8fc677ac3a626f401
SHA512 c4fece82226352234c8ef674438a29da92c745c30923fcf7b0e5124a714f7738f18881c1348d1d957e8c31fe586b8ad6a9d86be696a2ca1565df92e81b8466c6