Malware Analysis Report

2025-03-15 06:56

Sample ID 231224-v48p6abhb8
Target 2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.dmp
SHA256 14b5daeda0a2eac5d50a27fe5a1398bc4248d789e312f1f5f1aa9fc4af70edb0
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

14b5daeda0a2eac5d50a27fe5a1398bc4248d789e312f1f5f1aa9fc4af70edb0

Threat Level: Known bad

The file 2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcurs Rat Executable

Orcus family

Orcus main payload

Orcus

Orcurs Rat Executable

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-24 17:33

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

2023-12-24 17:33

Reported

2023-12-24 17:36

Platform

win7-20231129-en

Max time kernel

121s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.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\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe"

Network

Country Destination Domain Proto
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 www.microsoft.com udp
HK 45.204.82.103:6606 tcp

Files

memory/1680-0-0x00000000012B0000-0x0000000001398000-memory.dmp

memory/1680-1-0x000007FEF50B0000-0x000007FEF5A9C000-memory.dmp

memory/1680-3-0x000000001B0E0000-0x000000001B160000-memory.dmp

memory/1680-2-0x00000000005C0000-0x000000000061C000-memory.dmp

memory/1680-4-0x0000000000130000-0x000000000013E000-memory.dmp

memory/1680-6-0x0000000000310000-0x0000000000328000-memory.dmp

memory/1680-7-0x00000000002F0000-0x0000000000300000-memory.dmp

memory/1680-5-0x00000000002E0000-0x00000000002F2000-memory.dmp

memory/1680-20-0x000007FEF50B0000-0x000007FEF5A9C000-memory.dmp

memory/1680-21-0x000000001B0E0000-0x000000001B160000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

C:\Users\Admin\AppData\Local\Temp\Tar9F50.tmp

MD5 9c0c641c06238516f27941aa1166d427
SHA1 64cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-24 17:33

Reported

2023-12-24 17:36

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.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\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.exe"

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 103.82.204.45.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 211.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.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 204.79.197.200:443 tse1.mm.bing.net tcp
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
GB 96.17.178.176:80 tcp

Files

memory/4224-0-0x0000000000860000-0x0000000000948000-memory.dmp

memory/4224-2-0x00000000010D0000-0x00000000010DE000-memory.dmp

memory/4224-4-0x000000001B750000-0x000000001B760000-memory.dmp

memory/4224-3-0x00007FFCA1AE0000-0x00007FFCA25A1000-memory.dmp

memory/4224-1-0x0000000002A60000-0x0000000002ABC000-memory.dmp

memory/4224-5-0x0000000001110000-0x0000000001122000-memory.dmp

memory/4224-6-0x0000000002AC0000-0x0000000002AD8000-memory.dmp

memory/4224-7-0x0000000001100000-0x0000000001110000-memory.dmp

memory/4224-11-0x000000001C160000-0x000000001C19C000-memory.dmp

memory/4224-12-0x000000001C7B0000-0x000000001C8BA000-memory.dmp

memory/4224-10-0x000000001B6D0000-0x000000001B6E2000-memory.dmp

memory/4224-13-0x000000001CA90000-0x000000001CC52000-memory.dmp

memory/4224-14-0x00007FFCA1AE0000-0x00007FFCA25A1000-memory.dmp

memory/4224-15-0x000000001B750000-0x000000001B760000-memory.dmp