Malware Analysis Report

2024-09-09 13:03

Sample ID 240629-1yrgks1bpr
Target bfe3313ed143b888a3bf3a0b89fe4251a6666cb8ded0b10ffa0676b2fdb653db.bin
SHA256 bfe3313ed143b888a3bf3a0b89fe4251a6666cb8ded0b10ffa0676b2fdb653db
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

bfe3313ed143b888a3bf3a0b89fe4251a6666cb8ded0b10ffa0676b2fdb653db

Threat Level: Known bad

The file bfe3313ed143b888a3bf3a0b89fe4251a6666cb8ded0b10ffa0676b2fdb653db.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

Queries account information for other applications stored on the device

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

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

Reads the content of the MMS message.

Reads information about phone network operator.

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

Acquires the wake lock

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

2024-06-29 22:03

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

2024-06-29 22:03

Reported

2024-06-29 22:19

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

184s

Command Line

rlvgcsb.iegfgpeev.otbwrj

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/rlvgcsb.iegfgpeev.otbwrj/app_picture/1.jpg N/A N/A
N/A /data/user/0/rlvgcsb.iegfgpeev.otbwrj/app_picture/1.jpg N/A N/A
N/A /data/user/0/rlvgcsb.iegfgpeev.otbwrj/files/b N/A N/A
N/A /data/user/0/rlvgcsb.iegfgpeev.otbwrj/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

rlvgcsb.iegfgpeev.otbwrj

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 87.240.132.78:443 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 142.250.200.46:443 android.apis.google.com tcp
KR 91.204.227.50:28899 tcp
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Files

/data/data/rlvgcsb.iegfgpeev.otbwrj/app_picture/1.jpg

MD5 610c34925efa2c2efe8976c84a78f8c5
SHA1 d1eb0f6bb6a1a6ae984cabd660a62d5a093eb8eb
SHA256 4e0fe9ab99a6b4fc22de020d33bf91e15e2492b8a4f131e27f6d9043e3a24824
SHA512 60f9a66ba55805f97d0e0279bcac48c1a4eb6842604e3a5c30e3574cf0bc7bce0592e6d3a7fb60f1487ace5b9fd236b0eecd7d7d16ec8809a7aa18604e6d675c

/data/user/0/rlvgcsb.iegfgpeev.otbwrj/app_picture/1.jpg

MD5 7882f9d2607a1bac95571433613ecb2a
SHA1 575e73150b29acc1153498fd23fdadf79593f0d2
SHA256 392ecab147ba034bc16e9dfbdefc2037b5928fab73d2ffea65bb859c10a33911
SHA512 c087f4ab0742274cd88330c2808eae8a0405b12c867154e337f0c8ff7c141a0d6ce38eef37eba37db88b0b05bb9ceab9bbf36010fa041165d4a7eaea6aa9f51e

/data/data/rlvgcsb.iegfgpeev.otbwrj/files/b

MD5 5daa1f3756c6785b25d466ca6b7bdc50
SHA1 ad6a6880ad1b812434e5bd3b2c1717ba11b54cf6
SHA256 a1695cf685fbf9712a67bbc7f9bf82c6d6fe5f8ef185f1ede33fcb76526143c7
SHA512 2dbeab1cfd8658b6681d3bda791f2fd3f1199c9aee135b1baa1e91abf87d20de221eec1027f611356781b7c6dbb823b8b157509ced30b03a62f6842fbde0e7e9

/storage/emulated/0/.msg_device_id.txt

MD5 fbe5a95ecec97660bcdf8844f5659d88
SHA1 8480673efb4834d0612199d139fa63bc84929432
SHA256 dd17a708854c604ee6fd99c63ace4efc6b801782a7ff87cedbc9d398fe050093
SHA512 da8c145f07e83a889594a6993094fa1f7623b79bfef1f518e8991af709cb5838efbbb7c95b4ca739bbc396853e1ed1041bca53a4cb067ab0b056c2126fcb6d63