Malware Analysis Report

2025-03-15 06:51

Sample ID 231224-r5mmjahdhl
Target @O45_204_82_103_x64CEcc.exe.1
SHA256 e2f52bc6eadf8f6152e848f6e42ffdafa4e34718b205e7189767c21f262a1cd8
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

e2f52bc6eadf8f6152e848f6e42ffdafa4e34718b205e7189767c21f262a1cd8

Threat Level: Known bad

The file @O45_204_82_103_x64CEcc.exe.1 was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcus

Orcurs Rat Executable

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-24 14:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-24 14:46

Reported

2023-12-24 14:49

Platform

win7-20231129-en

Max time kernel

120s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.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\@O45_204_82_103_x64CEcc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.exe

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.exe"

Network

Country Destination Domain Proto
HK 45.204.82.103:6606 tcp
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/2208-0-0x000000013FEA0000-0x000000013FF96000-memory.dmp

memory/2208-1-0x000007FEF5EE0000-0x000007FEF68CC000-memory.dmp

memory/2208-2-0x000007FEF5EE0000-0x000007FEF68CC000-memory.dmp

memory/2208-3-0x0000000077B90000-0x0000000077D39000-memory.dmp

memory/2208-4-0x000000001B9E0000-0x000000001BAC8000-memory.dmp

memory/2208-5-0x000000001BE10000-0x000000001BE90000-memory.dmp

memory/2208-6-0x0000000000870000-0x00000000008CC000-memory.dmp

memory/2208-7-0x0000000000160000-0x000000000016E000-memory.dmp

memory/2208-9-0x0000000000620000-0x0000000000638000-memory.dmp

memory/2208-10-0x0000000000600000-0x0000000000610000-memory.dmp

memory/2208-8-0x0000000000610000-0x0000000000622000-memory.dmp

memory/2208-11-0x0000000077B90000-0x0000000077D39000-memory.dmp

memory/2208-24-0x000000001BE10000-0x000000001BE90000-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\TarB89A.tmp

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-24 14:46

Reported

2023-12-24 14:49

Platform

win10v2004-20231215-en

Max time kernel

61s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.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\@O45_204_82_103_x64CEcc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.exe

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_x64CEcc.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 22.177.190.20.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.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 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 udp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
GB 88.221.134.32:80 tcp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 udp
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
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
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
GB 88.221.135.211:80 tcp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
NL 52.142.223.178:80 tcp
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
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
N/A 96.17.178.180:80 tcp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.209:80 tcp
GB 96.17.178.209:80 tcp
GB 96.17.178.209:80 tcp

Files

memory/1616-0-0x0000020BFBE10000-0x0000020BFBF06000-memory.dmp

memory/1616-1-0x00007FFD02490000-0x00007FFD02F51000-memory.dmp

memory/1616-2-0x00007FFD02490000-0x00007FFD02F51000-memory.dmp

memory/1616-3-0x0000020BFE360000-0x0000020BFE448000-memory.dmp

memory/1616-5-0x0000020BFE450000-0x0000020BFE4AC000-memory.dmp

memory/1616-4-0x0000020BFDA70000-0x0000020BFDA80000-memory.dmp

memory/1616-6-0x0000020BFDA60000-0x0000020BFDA6E000-memory.dmp

memory/1616-8-0x0000020BFDBF0000-0x0000020BFDC08000-memory.dmp

memory/1616-9-0x0000020BFDBD0000-0x0000020BFDBE0000-memory.dmp

memory/1616-7-0x0000020BFDBE0000-0x0000020BFDBF2000-memory.dmp

memory/1616-10-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

memory/1616-14-0x0000020BFE9F0000-0x0000020BFEA2C000-memory.dmp

memory/1616-13-0x0000020BFE990000-0x0000020BFE9A2000-memory.dmp

memory/1616-15-0x0000020BFEB40000-0x0000020BFEC4A000-memory.dmp

memory/1616-16-0x0000020BFEE20000-0x0000020BFEFE2000-memory.dmp

memory/1616-17-0x0000020BFDA70000-0x0000020BFDA80000-memory.dmp

memory/1616-18-0x00007FFD20730000-0x00007FFD20925000-memory.dmp