Malware Analysis Report

2025-01-02 03:14

Sample ID 240404-blzjzsad4z
Target 192a4af0675a942cf3ab49f8b8ac7a6508b1c09fcb90d2003611b67485201b24.gz
SHA256 192a4af0675a942cf3ab49f8b8ac7a6508b1c09fcb90d2003611b67485201b24
Tags
remcos remotehost rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

192a4af0675a942cf3ab49f8b8ac7a6508b1c09fcb90d2003611b67485201b24

Threat Level: Known bad

The file 192a4af0675a942cf3ab49f8b8ac7a6508b1c09fcb90d2003611b67485201b24.gz was found to be: Known bad.

Malicious Activity Summary

remcos remotehost rat

Remcos

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

Drops startup file

Executes dropped EXE

Loads dropped DLL

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-04 01:14

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-04 01:14

Reported

2024-04-04 01:17

Platform

win7-20240221-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

Signatures

Remcos

rat remcos

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

Description Indicator Process Target
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Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chrome.vbs C:\Users\Admin\AppData\Local\directory\chrome.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\chrome.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2496 set thread context of 2536 N/A C:\Users\Admin\AppData\Local\directory\chrome.exe C:\Windows\SysWOW64\svchost.exe

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\chrome.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Quotation.exe

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

C:\Users\Admin\AppData\Local\directory\chrome.exe

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 shgoini.com udp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp
US 107.175.229.143:30902 shgoini.com tcp

Files

memory/2216-10-0x00000000001B0000-0x00000000001B4000-memory.dmp

\Users\Admin\AppData\Local\directory\chrome.exe

MD5 7bd0abec766c6f2f4d303b83942dadd3
SHA1 e52cb1ef448358caea06c328613c02dfa1e0d9f4
SHA256 74b714acaecc40c87bc6646989c56c29bd4d2a0d405597d3524487e0bdce30c1
SHA512 cdf577a14e3bc2b5a3b0c1ed1dc3a472c1dc23e73b531e169cecb11b2fa0e28056f018d26b979146c281e7a380bc3745e2261c26d58c9873f1fbe8795684af37

C:\Users\Admin\AppData\Local\Temp\ophiolatrous

MD5 d1f9c2f8115082d19910822ccc9e5c10
SHA1 2cb10976a5deb529dcc372015dbdb6d492bd86f6
SHA256 26fdc3781343a64e156175aafa9038d5a3751bf175401c371adaf3f7c3d1e88f
SHA512 5f56c64805e3ea031de93c7b8ecf3b286a646b2de8f0a827a1e7296526d8b357ce62817ec8b1d63bd893fdc33be1c2f456fbbc0521fea136d220439a6053f01d

C:\Users\Admin\AppData\Local\Temp\pyogenesis

MD5 5ed5fbdee0b73fbae50e27ac69ad7ae7
SHA1 283d4749e5729d7c5c3a51a6c15b1f7a47cf910f
SHA256 b049894d767c9e974b8e92f448acba5a2f86ed79dba36dbfffd2b9f2517e3881
SHA512 4034eda19cb86a9bb653210c9a746f4305f1c2b9656fa42dadadfb0fff119a09b73e9fa3d6656c7a73ba6e6cf267c0c56f55869c3c503ecccfd305d23ea0be8e

memory/2536-30-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-32-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-33-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-34-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-35-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-36-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-37-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-38-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-39-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-40-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-41-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-42-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-43-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-44-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-45-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-46-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-47-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-48-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-49-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-50-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-51-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-52-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-53-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-54-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-55-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-56-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-57-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-58-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-59-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-60-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-61-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-62-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-63-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-64-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-65-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-66-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-67-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-68-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-69-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-70-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-71-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-72-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-73-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-74-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-75-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-76-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-77-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-78-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-79-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-80-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-81-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-82-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-83-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-84-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-85-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-86-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-87-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-88-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-89-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-90-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-91-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-92-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-93-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-94-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2536-95-0x0000000000400000-0x0000000000482000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 01:14

Reported

2024-04-04 01:17

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

Signatures

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Quotation.exe

"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 147.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 139.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3984-10-0x0000000001590000-0x0000000001594000-memory.dmp