Malware Analysis Report

2025-03-15 06:52

Sample ID 231209-cdarbsebam
Target 13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38
SHA256 13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38
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

13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38

Threat Level: Known bad

The file 13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38 was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcus family

Orcus main payload

Orcus

Orcurs Rat Executable

Orcurs Rat Executable

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-09 01:57

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

2023-12-09 01:57

Reported

2023-12-09 01:59

Platform

win7-20231025-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

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

Processes

C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe

"C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe"

Network

N/A

Files

memory/2080-0-0x0000000000A80000-0x0000000000B6C000-memory.dmp

memory/2080-1-0x0000000074340000-0x0000000074A2E000-memory.dmp

memory/2080-2-0x0000000004B40000-0x0000000004B80000-memory.dmp

memory/2080-3-0x0000000000250000-0x000000000025E000-memory.dmp

memory/2080-4-0x00000000009B0000-0x0000000000A0C000-memory.dmp

memory/2080-5-0x0000000000480000-0x0000000000492000-memory.dmp

memory/2080-6-0x0000000000560000-0x0000000000568000-memory.dmp

memory/2080-7-0x0000000004B40000-0x0000000004B80000-memory.dmp

memory/2080-8-0x0000000074340000-0x0000000074A2E000-memory.dmp

memory/2080-9-0x0000000004B40000-0x0000000004B80000-memory.dmp

memory/2080-10-0x0000000004B40000-0x0000000004B80000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-09 01:57

Reported

2023-12-09 01:59

Platform

win10v2004-20231127-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

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

Processes

C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe

"C:\Users\Admin\AppData\Local\Temp\13838d4e0347f3a6bf6e6fa4ac14c7457543e3aedf4d84abf243c90f5644be38.exe"

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 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 39.142.81.104.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 58.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 226.162.46.104.in-addr.arpa udp

Files

memory/3768-0-0x00000000001C0000-0x00000000002AC000-memory.dmp

memory/3768-1-0x00000000753D0000-0x0000000075B80000-memory.dmp

memory/3768-2-0x0000000004C90000-0x0000000004CA0000-memory.dmp

memory/3768-3-0x0000000004C10000-0x0000000004C1E000-memory.dmp

memory/3768-4-0x0000000004C20000-0x0000000004C7C000-memory.dmp

memory/3768-5-0x0000000005250000-0x00000000057F4000-memory.dmp

memory/3768-6-0x0000000004DC0000-0x0000000004E52000-memory.dmp

memory/3768-7-0x0000000004DA0000-0x0000000004DB2000-memory.dmp

memory/3768-8-0x0000000004DB0000-0x0000000004DB8000-memory.dmp

memory/3768-9-0x0000000005910000-0x000000000591A000-memory.dmp

memory/3768-10-0x0000000004C90000-0x0000000004CA0000-memory.dmp

memory/3768-11-0x00000000753D0000-0x0000000075B80000-memory.dmp

memory/3768-12-0x0000000004C90000-0x0000000004CA0000-memory.dmp

memory/3768-13-0x0000000004C90000-0x0000000004CA0000-memory.dmp