Malware Analysis Report

2024-07-28 11:36

Sample ID 240613-blv7kaydrc
Target ef39fd17c1ac9a23f1d12caeff119f7b2d42d019287c2e3e4df5eabdc9a06caf.bin
SHA256 ef39fd17c1ac9a23f1d12caeff119f7b2d42d019287c2e3e4df5eabdc9a06caf
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

ef39fd17c1ac9a23f1d12caeff119f7b2d42d019287c2e3e4df5eabdc9a06caf

Threat Level: Known bad

The file ef39fd17c1ac9a23f1d12caeff119f7b2d42d019287c2e3e4df5eabdc9a06caf.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 a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Loads dropped Dex/Jar

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

Queries account information for other applications stored on the device

Requests dangerous framework permissions

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

Makes use of the framework's foreground persistence service

Acquires the wake lock

Declares services with permission to bind to the system

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 01:14

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 01:14

Reported

2024-06-13 01:17

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

184s

Command Line

hknmbqk.ceplfqiis.cpvxwx

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/hknmbqk.ceplfqiis.cpvxwx/app_picture/1.jpg N/A N/A
N/A /data/user/0/hknmbqk.ceplfqiis.cpvxwx/app_picture/1.jpg N/A N/A
N/A /data/user/0/hknmbqk.ceplfqiis.cpvxwx/files/b N/A N/A
N/A /data/user/0/hknmbqk.ceplfqiis.cpvxwx/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

hknmbqk.ceplfqiis.cpvxwx

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 91.204.227.50:28899 tcp
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GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/hknmbqk.ceplfqiis.cpvxwx/app_picture/1.jpg

MD5 fe56f88f35ebef0235d3bd5b55002729
SHA1 56225874f4676d59598f8bfa71c0e7f51b398610
SHA256 10a2682e4c3d2f0679cd6eb68cbf9f30ee1de7006196a2de3fcf7f9ee871c77b
SHA512 f7a1a63ab6e1a303edce867d2cab338fe506731bc9b5c0a241a28aaefb36a2f8ac147ea43308db5bb51edd61e1035304afe5b9bdc112f7a7671e213bc6474b03

/data/data/hknmbqk.ceplfqiis.cpvxwx/files/b

MD5 5052e382193805f854a17470afdeadc8
SHA1 e434b19018b8d0a14c3db4b47318a9e92e9f5148
SHA256 6eac212f3e5d11281f0c7263e5795bd74241b233898280b8cb9479443747f52a
SHA512 be6fde561141ceebed2f1c98c845fdf247b10aecd15698130bda158484f02309e336a57e1a19fc740137f919904f0c649fcfed6d659b53b0ae6e97aaf794cec7

/storage/emulated/0/.msg_device_id.txt

MD5 64e9d29e37a80f5a0f37e2442956575d
SHA1 a31a495764ae25c821c938d281a31c789a3cec59
SHA256 000898e5b9ba19264099d4b57588ae39702ed6aefb860ed3942755909bd94ef2
SHA512 0bbb5c9ed1cf0b9ac077f88d60a281f5cdb648be0ea56daed66b443a2170e2377a3959647b0a4286b561b7bc0fb4586bdfca808de36917bd8b0e7fcbe277911c