Malware Analysis Report

2024-09-09 13:06

Sample ID 240620-bh2j6szgng
Target b55046a665ca0b2d42485d3f1ab6420c2659e389f2eaeaa73f7bf9fc8519ee97.bin
SHA256 b55046a665ca0b2d42485d3f1ab6420c2659e389f2eaeaa73f7bf9fc8519ee97
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

b55046a665ca0b2d42485d3f1ab6420c2659e389f2eaeaa73f7bf9fc8519ee97

Threat Level: Known bad

The file b55046a665ca0b2d42485d3f1ab6420c2659e389f2eaeaa73f7bf9fc8519ee97.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

Checks if the Android device is rooted.

Removes its main activity from the application launcher

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)

Loads dropped Dex/Jar

Queries account information for other applications stored on the device

Queries the phone number (MSISDN for GSM devices)

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

Requests dangerous framework permissions

Declares services with permission to bind to the system

Acquires the wake lock

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

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

2024-06-20 01:09

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

2024-06-20 01:09

Reported

2024-06-20 01:12

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

184s

Command Line

ptrfgxn.khalrhipu.zlsdml

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/ptrfgxn.khalrhipu.zlsdml/app_picture/1.jpg N/A N/A
N/A /data/user/0/ptrfgxn.khalrhipu.zlsdml/app_picture/1.jpg N/A N/A
N/A /data/user/0/ptrfgxn.khalrhipu.zlsdml/files/b N/A N/A
N/A /data/user/0/ptrfgxn.khalrhipu.zlsdml/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

ptrfgxn.khalrhipu.zlsdml

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.202:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.132.72:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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GB 142.250.187.206:443 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/ptrfgxn.khalrhipu.zlsdml/app_picture/1.jpg

MD5 541ad7cc8bf1096f664562884e9699a0
SHA1 5a7c20f5d83811b29eee8fcae223ad1ec77a264a
SHA256 7ec06faf59815def07affd987cfb6b8affcdbe7603e4df06a0a0469cf81641e6
SHA512 80f2be284fb37a2e15cf483216b4d3e0230eb71f926aae4f4127a64173b9de9fe2f052461a1d6fadcbc5b1b515178e3b6542b70b8afe2bfa59edc107ced44952

/data/user/0/ptrfgxn.khalrhipu.zlsdml/app_picture/1.jpg

MD5 e60a99324fc84b3c5dccb4907250be30
SHA1 dc4d34e89b73dfe85220823a14ab70490cc5a9ba
SHA256 1d53dd9ca1aea5ea0702bb0e2b2f7bd6ea4a7f3a9ec0ede5d26ecb8b4167a155
SHA512 9b675b15a6e97876d7166cee06355cf97afcd61e15d520816249572cacf5c77ef38528b7426a2e69b50be29698843b7d2640cf658e0882bbd2370802b8f6d446

/data/data/ptrfgxn.khalrhipu.zlsdml/files/b

MD5 4f4569db9ddb90b5f60c424621cf3a72
SHA1 63c79e63187921b33d30c66de3e791e3f51d746e
SHA256 18c14954e985db1a807189513a739c2ccb9ad37bba6cc9f8a61f0c42edffda4c
SHA512 cf1c150f19ccc58441ac38060fe80961bbc9ea575a69c4437bd04be7555b92a3422490a4358f720450492edf5780d3d76eed4e02493c184bb3f13a8ab5ec4929

/storage/emulated/0/.msg_device_id.txt

MD5 8419bbf33d9eba2d07fb72bce37b9754
SHA1 dbce837822da30130a828450bba6fc083cde10f4
SHA256 ea5537747dbcd304a014fe7e0755d0c228e9d0e4c9464b8ce2ae4de1e693c143
SHA512 cf682f0ea67bd0e09f88a550699f7b4ffad47bd1cb1edb82b2f7799ca58548a532e90c363aad6348ea2e4533eea5962e4b8c12d95279d051a3375d3527cd35ec