Malware Analysis Report

2024-09-09 13:40

Sample ID 240613-bcp9ysyang
Target f4cf9b8e1a2c39c39bdad6b5caa75049004d5d9f0d94a8f16c50954713af6a0a.bin
SHA256 f4cf9b8e1a2c39c39bdad6b5caa75049004d5d9f0d94a8f16c50954713af6a0a
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

f4cf9b8e1a2c39c39bdad6b5caa75049004d5d9f0d94a8f16c50954713af6a0a

Threat Level: Known bad

The file f4cf9b8e1a2c39c39bdad6b5caa75049004d5d9f0d94a8f16c50954713af6a0a.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

Queries the phone number (MSISDN for GSM devices)

Reads the content of the MMS message.

Loads dropped Dex/Jar

Queries account information for other applications stored on the device

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

Makes use of the framework's foreground persistence service

Requests dangerous framework permissions

Acquires the wake lock

Declares services with permission to bind to the system

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

Reads information about phone network operator.

Checks the presence of a debugger

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

2024-06-13 01:00

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 01:00

Reported

2024-06-13 01:03

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

183s

Command Line

kpkfrvy.uyqddkhir.jjdhcw

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/kpkfrvy.uyqddkhir.jjdhcw/app_picture/1.jpg N/A N/A
N/A /data/user/0/kpkfrvy.uyqddkhir.jjdhcw/app_picture/1.jpg N/A N/A
N/A /data/user/0/kpkfrvy.uyqddkhir.jjdhcw/files/b N/A N/A
N/A /data/user/0/kpkfrvy.uyqddkhir.jjdhcw/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

Checks the presence of a debugger

evasion

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

kpkfrvy.uyqddkhir.jjdhcw

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.129.133:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
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GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.46:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/kpkfrvy.uyqddkhir.jjdhcw/app_picture/1.jpg

MD5 ecb5a83c862b73a6dbc7dbda8a2922d3
SHA1 92e0d2ad76132f29fa58f5153b0b20a3c10513e4
SHA256 76d9c143c9f630cdc3fafda57c54e96c46a5c6d9f7fd5257b0b8dba6a1b788c0
SHA512 ba925310ab06c9cc2c3a54b05c4608ca00a28827f96eb934ea79136434728cbd429c372139cc580445808a24c2fe77bd9fb1ffafa5e123ca3e77eef20256fce9

/data/user/0/kpkfrvy.uyqddkhir.jjdhcw/app_picture/1.jpg

MD5 68b4e1a8c38f179bd378c4656f13dbe5
SHA1 623bb35fddfffdb3fd7309784837f08112058001
SHA256 3e6be164af1cd42a4b02b6ac4c63b8c3456efbd78be04377f7634dbd169af995
SHA512 94481c6d79073ffb76481bc6c863a648354a4e7b41586fa7740cc2942274b164aaa33df31ee81452035ff682975c0cb90d4b99d8fbd2afeaa6972dfe0a67add3

/data/data/kpkfrvy.uyqddkhir.jjdhcw/files/b

MD5 5052e382193805f854a17470afdeadc8
SHA1 e434b19018b8d0a14c3db4b47318a9e92e9f5148
SHA256 6eac212f3e5d11281f0c7263e5795bd74241b233898280b8cb9479443747f52a
SHA512 be6fde561141ceebed2f1c98c845fdf247b10aecd15698130bda158484f02309e336a57e1a19fc740137f919904f0c649fcfed6d659b53b0ae6e97aaf794cec7

/storage/emulated/0/.msg_device_id.txt

MD5 5eac863cf95e8d52ec42a94f1ad3ae77
SHA1 4bd186eedc9534dc1e04c69d57f47143c910a23d
SHA256 b08b74f79b7a6d195bd57f8b48be1ce6e568455921b8be63c408429e0a4cda72
SHA512 d91b64db3556e8fb7dd4391103234427fb9392cd2842005a782cf9808fd0597c9faf1598ce9d7be8bf350dd3e779911bbd1ff7db0a68ad989c3408ef9404049e