Malware Analysis Report

2025-01-19 04:59

Sample ID 241216-2h95essrgn
Target 49fe54988c981d54448e9063a9cf867eced8a34ec0e13f94263e5a6d508cc4c9.bin
SHA256 49fe54988c981d54448e9063a9cf867eced8a34ec0e13f94263e5a6d508cc4c9
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

49fe54988c981d54448e9063a9cf867eced8a34ec0e13f94263e5a6d508cc4c9

Threat Level: Known bad

The file 49fe54988c981d54448e9063a9cf867eced8a34ec0e13f94263e5a6d508cc4c9.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader, MoqHao

Xloader_apk family

XLoader payload

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

Reads information about phone network operator.

Attempts to obfuscate APK file format

Declares services with permission to bind to the system

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

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

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

2024-12-16 22:36

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

2024-12-16 22:36

Reported

2024-12-16 22:39

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

158s

Command Line

nanwceu.dwsqumtlj.gteuih.rmrcieex

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/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg N/A N/A
N/A /data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg N/A N/A
N/A /data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg N/A N/A
N/A /data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/files/b N/A N/A
N/A /data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/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

nanwceu.dwsqumtlj.gteuih.rmrcieex

/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/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/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 142.250.178.14:443 android.apis.google.com 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/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg

MD5 6e3d5abb898c63db78eb632d0c14fdd7
SHA1 9af6a21cbe014da4341753d0f8676a6570555354
SHA256 ce92b9e04bd582376ce5a7fea2d11903401a82bf8b32f775ee56aa5529768bfd
SHA512 abe62091ba6d6e376469445168cb6e8ad170934eba89166944550ec2acfb7a1106fafe836b250054fe3f43a2df9d034139b9934aa9dbb3c935e185f2f9a058df

/data/user/0/nanwceu.dwsqumtlj.gteuih.rmrcieex/app_picture/1.jpg

MD5 040b4981b4cb12c8ede2956603c27972
SHA1 664b4b42b9e4e88d5599c39cdfaf6344b738011d
SHA256 2a197e67c8f62c448cffe0dc4c5aa7aa57479e27910d0cfee327fa75d7c17868
SHA512 38282767607771d799aaac31ab51b2e0344486232d607b13ad676b0f5cac22cf34f7bcd0815190745d4b310b2217031e9911b7644cea1a570ab4b29aa39b3e9a

/data/data/nanwceu.dwsqumtlj.gteuih.rmrcieex/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 b25891b111b7d4e5d88a8dbc0be318f6
SHA1 708725f52bc227a4e023650d79ae61aee8acb64b
SHA256 41cd07248ec92adcd8e479e2801731c6dc0ced69a76152b11e3f427e7b116f45
SHA512 81afd65f02ac0c2f14f1b78d6e64df59a10e1ab13ff187bf69b4a32de31d7cf53a51915683fdcd7babb9ef5260d41f41fce07d3ea7e903f6c512b63dc4aea2e4

/data/data/nanwceu.dwsqumtlj.gteuih.rmrcieex/files/oat/b.cur.prof

MD5 aa93cf83df7b371be98d28d2851e8930
SHA1 a6e67b7f2005401995b466d1445bd3e0aacc5c00
SHA256 d6b0d80ed97e8195259c9ad78762f0adf4cc89275fb8fba8fc677ac3a626f401
SHA512 c4fece82226352234c8ef674438a29da92c745c30923fcf7b0e5124a714f7738f18881c1348d1d957e8c31fe586b8ad6a9d86be696a2ca1565df92e81b8466c6