Malware Analysis Report

2025-01-19 05:00

Sample ID 241219-12jk5s1raq
Target b409e3bee023901233df48060fd28c282262916e8e23e255482004988d84ac5a.bin
SHA256 b409e3bee023901233df48060fd28c282262916e8e23e255482004988d84ac5a
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

b409e3bee023901233df48060fd28c282262916e8e23e255482004988d84ac5a

Threat Level: Known bad

The file b409e3bee023901233df48060fd28c282262916e8e23e255482004988d84ac5a.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.

Queries the phone number (MSISDN for GSM devices)

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

Loads dropped Dex/Jar

Queries account information for other applications stored on the device

Reads the content of the MMS message.

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).

Declares services with permission to bind to the system

Reads information about phone network operator.

Acquires the wake lock

Attempts to obfuscate APK file format

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

2024-12-19 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

zusqzyu.bfdmucmrv.tvvyut.yruqbdub

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/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg N/A N/A
N/A /data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg N/A N/A
N/A /data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg N/A N/A
N/A /data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/files/b N/A N/A
N/A /data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/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

zusqzyu.bfdmucmrv.tvvyut.yruqbdub

/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/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/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 87.240.132.78:443 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 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 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
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
GB 142.250.178.10:443 semanticlocation-pa.googleapis.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
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
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
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
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
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
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
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
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
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
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp

Files

/data/data/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg

MD5 5f965210c47b1f9b8f524fca08f18d2b
SHA1 0b364aff5bcbe17dfe8262368b3b8c120fc8a797
SHA256 62cee1885e161637d946026a4ccb7e5f1d16ea147b3332c7b27e328c19c1b71f
SHA512 841e10f529419dafcc13ade2065d50ae162d786e2853c14088451cb7f49c997fb9a27e4acd32740f10208cd37479f5305644b3f393509a0fc1de4b6b4f3104d4

/data/user/0/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/app_picture/1.jpg

MD5 20adbc162c7856dc04fa777395f0ab00
SHA1 5a32fb912760a4fc9fa37d100eb5a75a31d27e84
SHA256 3d5c892618b13426de5d70be41082235c4ac8e66c02d842c2dec3335e22582a3
SHA512 c5d05b076c452268728d50894d9577fee9fdabad923aa95985a9f38b35371dfa6878f162e709e0b7f71feacabd2164dbeb3dd76413a88fc2c598e65809d9960f

/data/data/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 6d2f1b86beac839afc9cd7fca5519460
SHA1 004e08e8317473a6a5a84455a1fc6b63cf80dff9
SHA256 c09e218e82843a8c13572b40ca7f414853d33de9348efdb3f8e3c6cb5627aef3
SHA512 5cdc769bb80fb748fbd54ac10055747544fe77d3df1d597668e4db11c0fc41435f77ea7a59d0fa773f3867b9d077cdbd9eca6101d92d0b35f56d5e5ac267cea1

/data/data/zusqzyu.bfdmucmrv.tvvyut.yruqbdub/files/oat/b.cur.prof

MD5 fbc892dd8ed5bad719ae6def271f33a4
SHA1 71be900f44160f0d88f5256529a21cb114582974
SHA256 a53979bf7e022877b7911639c103621c7780493aa6b469cf3cce09b5afa54595
SHA512 09f1add655f64303d555fe20b5c5acd072be848cdc19415ea745a4b2fc6fea9ffb0ca39153d68fc62cb37d069f74c23b4434afaab75c62062a89c6208652dc13