Malware Analysis Report

2024-09-09 13:08

Sample ID 240627-1xlvpswcnr
Target da872b98b125d2685ef9681b32c4fb613fd964690aa6bed7980f4b1daa1703bd.bin
SHA256 da872b98b125d2685ef9681b32c4fb613fd964690aa6bed7980f4b1daa1703bd
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

da872b98b125d2685ef9681b32c4fb613fd964690aa6bed7980f4b1daa1703bd

Threat Level: Known bad

The file da872b98b125d2685ef9681b32c4fb613fd964690aa6bed7980f4b1daa1703bd.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader, MoqHao

XLoader payload

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

Queries account information for other applications stored on the device

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)

Makes use of the framework's foreground persistence service

Acquires the wake lock

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

Declares services with permission to bind to the system

Requests dangerous framework permissions

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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-27 22:01

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

2024-06-27 22:01

Reported

2024-06-27 22:13

Platform

android-x86-arm-20240624-en

Max time kernel

11s

Max time network

185s

Command Line

uhlfnol.jniwbfqjf.dbgfww

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/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhlfnol.jniwbfqjf.dbgfww/files/b N/A N/A
N/A /data/user/0/uhlfnol.jniwbfqjf.dbgfww/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

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

uhlfnol.jniwbfqjf.dbgfww

/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/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/uhlfnol.jniwbfqjf.dbgfww/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.129.133:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
RU 87.240.129.133:443 m.vk.com tcp
KR 91.204.227.50:28899 tcp
GB 216.58.204.78:443 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
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp
KR 91.204.227.50:28899 tcp

Files

/data/data/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg

MD5 03bae311b0f2ec51a13738aba9cc2d60
SHA1 59f32e5c67c831bfb23548d62c6441974b94a816
SHA256 1d955ee0a7bcd52545a4c38e3b9fa47c00dbf634aad8230362050c385ec2be0a
SHA512 9448041cf5185fdafe060e97caa5919972609eff425cd2668deadf4d0b3708226496e0a82484a4c32f0fe10d17115659c4601d1d781a1fed72a301a0a5ce49a7

/data/user/0/uhlfnol.jniwbfqjf.dbgfww/app_picture/1.jpg

MD5 aed2bbd1610527cbe44ae72d833a6e2a
SHA1 ecbfa9a2429396b4809747fad2044d99f2f98c5a
SHA256 b59720629929b25e34ecdf7802087b24be9612af927dd24a51263346f6cf3bc9
SHA512 3e42e7cddeba5c5dbe26fd217e782b3d38fa9b26e39758793808594ff8786ac311500a4e6aa987266a3785c64a459ed794f6cc8c832915bc07239b3e1bc1e04e

/data/data/uhlfnol.jniwbfqjf.dbgfww/files/b

MD5 5daa1f3756c6785b25d466ca6b7bdc50
SHA1 ad6a6880ad1b812434e5bd3b2c1717ba11b54cf6
SHA256 a1695cf685fbf9712a67bbc7f9bf82c6d6fe5f8ef185f1ede33fcb76526143c7
SHA512 2dbeab1cfd8658b6681d3bda791f2fd3f1199c9aee135b1baa1e91abf87d20de221eec1027f611356781b7c6dbb823b8b157509ced30b03a62f6842fbde0e7e9

/storage/emulated/0/.msg_device_id.txt

MD5 ab4f16ab85c9588770322469e1b85c4f
SHA1 d38f08936fc3c18a80bf231b8869ffda40607760
SHA256 0e70fd4fa2e771078af1c14ad89b1035736356cb023d974a06fc1ec62db92aea
SHA512 ede8b35357b9af2f4a800716c44e57b388759c01bf852f841afd56637b6d5ec7530ba650f2ed46ce2642dc1cf2120c53ffffa21f1782cd57f82d7ab5d3404e16