Malware Analysis Report

2025-03-15 06:49

Sample ID 240108-bke4yshebl
Target 029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d
SHA256 029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d
Tags
orcus rat spyware stealer
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

029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d

Threat Level: Known bad

The file 029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcus

Orcurs Rat Executable

Orcus family

Orcus main payload

Orcurs Rat Executable

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-08 01:11

Signatures

Orcurs Rat Executable

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

Orcus family

orcus

Orcus main payload

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

2024-01-08 01:11

Reported

2024-01-08 01:14

Platform

win7-20231129-en

Max time kernel

146s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe

"C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe"

Network

Country Destination Domain Proto
N/A 192.168.219.110:10134 tcp
US 8.8.8.8:53 nonamedc.mcv.kr udp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
N/A 192.168.219.110:10134 tcp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
N/A 192.168.219.110:10134 tcp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
N/A 192.168.219.110:10134 tcp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp

Files

memory/2548-0-0x00000000008B0000-0x000000000099A000-memory.dmp

memory/2548-1-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

memory/2548-2-0x000000001AED0000-0x000000001AF50000-memory.dmp

memory/2548-3-0x0000000002030000-0x000000000208C000-memory.dmp

memory/2548-4-0x0000000000440000-0x000000000044E000-memory.dmp

memory/2548-7-0x0000000000890000-0x0000000000898000-memory.dmp

memory/2548-6-0x0000000000870000-0x0000000000878000-memory.dmp

memory/2548-5-0x0000000000880000-0x0000000000892000-memory.dmp

memory/2548-9-0x0000000002130000-0x0000000002148000-memory.dmp

memory/2548-10-0x00000000021D0000-0x00000000021E0000-memory.dmp

memory/2548-11-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

memory/2548-12-0x000000001AED0000-0x000000001AF50000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-08 01:11

Reported

2024-01-08 01:14

Platform

win10v2004-20231222-en

Max time kernel

148s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe

"C:\Users\Admin\AppData\Local\Temp\029e1ac599d7cce9e16d0eaba1e35bfb8622c38e59e09e6e3bf7a7fcdb30118d.exe"

Network

Country Destination Domain Proto
N/A 192.168.219.110:10134 tcp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 17.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 nonamedc.mcv.kr udp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
N/A 192.168.219.110:10134 tcp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
N/A 192.168.219.110:10134 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
N/A 192.168.219.174:80 nonamedc.mcv.kr tcp
GB 88.221.134.32:80 tcp
US 8.8.8.8:53 udp
GB 104.91.71.140:80 tcp
GB 104.91.71.140:80 tcp
US 8.8.8.8:53 udp
N/A 192.168.219.174:8080 nonamedc.mcv.kr tcp
US 8.8.8.8:53 udp
US 204.79.197.200:443 tcp
US 204.79.197.200:443 tcp
US 204.79.197.200:443 tcp
US 204.79.197.200:443 tcp
US 204.79.197.200:443 tcp
US 192.229.221.95:80 tcp
US 8.8.8.8:53 udp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
N/A 192.168.219.110:10134 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
GB 87.248.205.0:80 tcp
N/A 192.168.219.174:80 tcp
N/A 192.168.219.174:8080 tcp

Files

memory/1776-0-0x0000000000C80000-0x0000000000D6A000-memory.dmp

memory/1776-1-0x00007FFDCF590000-0x00007FFDD0051000-memory.dmp

memory/1776-3-0x000000001B8B0000-0x000000001B90C000-memory.dmp

memory/1776-4-0x0000000001510000-0x000000000151E000-memory.dmp

memory/1776-2-0x000000001B9E0000-0x000000001B9F0000-memory.dmp

memory/1776-5-0x0000000002E10000-0x0000000002E22000-memory.dmp

memory/1776-7-0x0000000002E20000-0x0000000002E28000-memory.dmp

memory/1776-6-0x0000000002E00000-0x0000000002E08000-memory.dmp

memory/1776-9-0x000000001B970000-0x000000001B9AC000-memory.dmp

memory/1776-8-0x000000001B910000-0x000000001B922000-memory.dmp

memory/1776-10-0x000000001C250000-0x000000001C35A000-memory.dmp

memory/1776-12-0x000000001B9C0000-0x000000001B9D8000-memory.dmp

memory/1776-14-0x000000001C560000-0x000000001C570000-memory.dmp

memory/1776-13-0x000000001C790000-0x000000001C952000-memory.dmp

memory/1776-15-0x00007FFDCF590000-0x00007FFDD0051000-memory.dmp

memory/1776-16-0x000000001B9E0000-0x000000001B9F0000-memory.dmp