Malware Analysis Report

2024-09-09 13:33

Sample ID 240616-ak232s1cqa
Target 58638c766713ebf4e438caae2c2a8742f5643e21b9aff95a479e7785b296f9ae.bin
SHA256 58638c766713ebf4e438caae2c2a8742f5643e21b9aff95a479e7785b296f9ae
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

58638c766713ebf4e438caae2c2a8742f5643e21b9aff95a479e7785b296f9ae

Threat Level: Known bad

The file 58638c766713ebf4e438caae2c2a8742f5643e21b9aff95a479e7785b296f9ae.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

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Queries account information for other applications stored on the device

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

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)

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

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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-16 00:17

Signatures

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 app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW 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

2024-06-16 00:17

Reported

2024-06-16 00:20

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

184s

Command Line

wyqnkmc.quujpaagr.ffllfv

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker 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/wyqnkmc.quujpaagr.ffllfv/app_picture/1.jpg N/A N/A
N/A /data/user/0/wyqnkmc.quujpaagr.ffllfv/app_picture/1.jpg N/A N/A
N/A /data/user/0/wyqnkmc.quujpaagr.ffllfv/files/b N/A N/A
N/A /data/user/0/wyqnkmc.quujpaagr.ffllfv/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

wyqnkmc.quujpaagr.ffllfv

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.137.164:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/wyqnkmc.quujpaagr.ffllfv/app_picture/1.jpg

MD5 5fc60656ee2f4440b70e03cd15edbcd2
SHA1 cd3d016c7ce676d6c279575dea3b7765f10919da
SHA256 ad4db3f58a63b4a95c42b82c7993fd5e6d4ce0b548b10adedcbcdf3a42261a0d
SHA512 001759fd6e3fc57a9c420925da30766de6f6f485372a228403603d2253674f69e5796a6d5dd884799f21fa4d02626a1deee117825e34f52ac3f248a60b4146ac

/data/data/wyqnkmc.quujpaagr.ffllfv/files/b

MD5 4f4569db9ddb90b5f60c424621cf3a72
SHA1 63c79e63187921b33d30c66de3e791e3f51d746e
SHA256 18c14954e985db1a807189513a739c2ccb9ad37bba6cc9f8a61f0c42edffda4c
SHA512 cf1c150f19ccc58441ac38060fe80961bbc9ea575a69c4437bd04be7555b92a3422490a4358f720450492edf5780d3d76eed4e02493c184bb3f13a8ab5ec4929

/storage/emulated/0/.msg_device_id.txt

MD5 7d6830d7a0ccf38ebe0b880251a72cfb
SHA1 d441d00b7729c5144a8f6ef4a94540ff2441cb73
SHA256 361ab2b678783450d10d397849405c5d1d6aac1f718a6aeeebf223a187fb34e6
SHA512 1f10472c7505ae441b84b0b85dd87255402404ab1f6263fab3d160985c8c2443a8a31547ef412639f528d0a23de3f9dc8414ba995eb544b02a9091323fd3b412