Malware Analysis Report

2025-01-22 14:48

Sample ID 241128-zpw52awkbl
Target Orcus.Administration.exe
SHA256 911e3e95efddbae9d1c2f4b04027567c76823116755097b5868b7241c7e30cbc
Tags
orcus discovery rat spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

911e3e95efddbae9d1c2f4b04027567c76823116755097b5868b7241c7e30cbc

Threat Level: Known bad

The file Orcus.Administration.exe was found to be: Known bad.

Malicious Activity Summary

orcus discovery rat spyware stealer

Orcurs Rat Executable

Orcus family

Orcus

Orcurs Rat Executable

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-28 20:54

Signatures

Orcurs Rat Executable

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

Orcus family

orcus

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-28 20:54

Reported

2024-11-28 20:59

Platform

win7-20241010-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Orcurs Rat Executable

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe

"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 552

Network

N/A

Files

memory/2776-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

memory/2776-1-0x00000000013D0000-0x000000000240E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-28 20:54

Reported

2024-11-28 20:59

Platform

win10v2004-20241007-en

Max time kernel

157s

Max time network

204s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Orcurs Rat Executable

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe

"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 816

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

memory/1968-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

memory/1968-1-0x0000000000710000-0x000000000174E000-memory.dmp