Malware Analysis Report

2025-01-19 04:59

Sample ID 241210-1xxl7s1nc1
Target 3a5f90898193a3291e0d88c1c5917adf93b92b1fc24f295ea316b4aad5a5ee94.bin
SHA256 3a5f90898193a3291e0d88c1c5917adf93b92b1fc24f295ea316b4aad5a5ee94
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

3a5f90898193a3291e0d88c1c5917adf93b92b1fc24f295ea316b4aad5a5ee94

Threat Level: Known bad

The file 3a5f90898193a3291e0d88c1c5917adf93b92b1fc24f295ea316b4aad5a5ee94.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

Removes its main activity from the application launcher

Checks if the Android device is rooted.

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 the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Queries account information for other applications stored on the device

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Requests dangerous framework permissions

Attempts to obfuscate APK file format

Acquires the wake lock

Reads information about phone network operator.

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

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

2024-12-10 22:02

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

2024-12-10 22:02

Reported

2024-12-10 22:04

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

152s

Command Line

harqftc.clsuornxx.feaiuh.wwnoguol

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/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg N/A N/A
N/A /data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg N/A N/A
N/A /data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg N/A N/A
N/A /data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/files/b N/A N/A
N/A /data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/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

harqftc.clsuornxx.feaiuh.wwnoguol

/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/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/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 87.240.132.72:443 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
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 142.250.180.14:443 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
KR 91.204.226.54:28899 tcp
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KR 91.204.226.54:28899 tcp
GB 142.250.179.227:80 tcp
GB 142.250.179.228:80 tcp
GB 142.250.179.228:443 tcp
KR 91.204.226.54:28899 tcp

Files

/data/data/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg

MD5 9d535e630ffe7123c5ce0b3358e8c3c4
SHA1 47c83a5ac7bc56de4fb9758bf29708314abd9608
SHA256 61f00cfc0fbb7489b7424a3e813658c0eff374c62cd9f09ae455ce45c6ae4b4f
SHA512 add884cc39b23ea06bb1d05316ef208dc16b40fe775f2917bfd84a429b36edc77bcf2916da973c4f1d16930e06398630f23881c48b9590092cee95fb2fbabf68

/data/user/0/harqftc.clsuornxx.feaiuh.wwnoguol/app_picture/1.jpg

MD5 2b5c8264f0ec7a4f96b91d206291e082
SHA1 e4834c6ed67266fa352a628de51dab57a0f8c8a0
SHA256 af2ed124b660fc8e4821f4eabfd91e70e35b1905a652f00de26145b82022cac6
SHA512 aa9a7e77cabf68d01278e0f9215ee73954b09afd68d3c8e743dc04a615fee8715290726c48aa8c7d80631ee85cb8176abab8a2a5d7602f47a720b5d8e71d254b

/data/data/harqftc.clsuornxx.feaiuh.wwnoguol/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 08d968bc7fe8f201672b1bd752bbbad3
SHA1 a62cc419c8f31d9835433ef0abe36d525d38733e
SHA256 7c2daadb938b0c65a47f13be63f5ff694429beed79b8489df502fe466512e013
SHA512 65f6977f40489e69da312d1c6d0a5e3d26280c7ddc027cd9297b016a35d270496e5656065c2693e94be8273a2a87f1f1cbb9df174ac56964593a05c9cda76d94

/data/data/harqftc.clsuornxx.feaiuh.wwnoguol/files/oat/b.cur.prof

MD5 aa93cf83df7b371be98d28d2851e8930
SHA1 a6e67b7f2005401995b466d1445bd3e0aacc5c00
SHA256 d6b0d80ed97e8195259c9ad78762f0adf4cc89275fb8fba8fc677ac3a626f401
SHA512 c4fece82226352234c8ef674438a29da92c745c30923fcf7b0e5124a714f7738f18881c1348d1d957e8c31fe586b8ad6a9d86be696a2ca1565df92e81b8466c6