Malware Analysis Report

2025-03-15 06:51

Sample ID 231223-k4cydahbe6
Target @O45_204_82_103_XR_RvCC.exe
SHA256 22e9bb945d218fe4c34e1ac66c115117a0412cce8096dbdf11417b216cbac36b
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

22e9bb945d218fe4c34e1ac66c115117a0412cce8096dbdf11417b216cbac36b

Threat Level: Known bad

The file @O45_204_82_103_XR_RvCC.exe 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

2023-12-23 09:08

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-23 09:08

Reported

2023-12-23 09:11

Platform

win7-20231215-en

Max time kernel

120s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.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_XR_RvCC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.exe

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.exe"

Network

Country Destination Domain Proto
HK 45.204.82.103:6606 tcp

Files

memory/1732-0-0x0000000000940000-0x0000000000A3C000-memory.dmp

memory/1732-1-0x0000000074570000-0x0000000074C5E000-memory.dmp

memory/1732-2-0x0000000074570000-0x0000000074C5E000-memory.dmp

memory/1732-3-0x0000000004B30000-0x0000000004C18000-memory.dmp

memory/1732-4-0x0000000004AF0000-0x0000000004B30000-memory.dmp

memory/1732-5-0x0000000000240000-0x000000000024E000-memory.dmp

memory/1732-6-0x0000000000620000-0x000000000067C000-memory.dmp

memory/1732-7-0x00000000775B0000-0x00000000775B1000-memory.dmp

memory/1732-8-0x0000000000410000-0x0000000000422000-memory.dmp

memory/1732-9-0x0000000000510000-0x0000000000528000-memory.dmp

memory/1732-10-0x0000000000930000-0x0000000000940000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab84FA.tmp

MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

memory/1732-27-0x0000000004AF0000-0x0000000004B30000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-23 09:08

Reported

2023-12-23 09:11

Platform

win10v2004-20231222-en

Max time kernel

78s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.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_XR_RvCC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.exe

"C:\Users\Admin\AppData\Local\Temp\@O45_204_82_103_XR_RvCC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 16.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 20.231.121.79:80 tcp
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 103.82.204.45.in-addr.arpa udp
HK 45.204.82.103:6606 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
HK 45.204.82.103:6606 tcp
HK 45.204.82.103:6606 tcp
HK 45.204.82.103:6606 tcp

Files

memory/1200-1-0x0000000074B90000-0x0000000075340000-memory.dmp

memory/1200-0-0x0000000000BD0000-0x0000000000CCC000-memory.dmp

memory/1200-2-0x0000000074B90000-0x0000000075340000-memory.dmp

memory/1200-3-0x0000000077691000-0x0000000077692000-memory.dmp

memory/1200-4-0x0000000005950000-0x00000000059EC000-memory.dmp

memory/1200-6-0x0000000005940000-0x0000000005950000-memory.dmp

memory/1200-7-0x0000000003020000-0x000000000302E000-memory.dmp

memory/1200-10-0x0000000005BC0000-0x0000000005C52000-memory.dmp

memory/1200-9-0x0000000006090000-0x0000000006634000-memory.dmp

memory/1200-8-0x0000000005890000-0x00000000058EC000-memory.dmp

memory/1200-5-0x00000000059F0000-0x0000000005AD8000-memory.dmp

memory/1200-12-0x0000000005D60000-0x0000000005D78000-memory.dmp

memory/1200-11-0x0000000005BA0000-0x0000000005BB2000-memory.dmp

memory/1200-14-0x0000000006070000-0x000000000607A000-memory.dmp

memory/1200-13-0x0000000006010000-0x0000000006020000-memory.dmp

memory/1200-15-0x0000000006D50000-0x0000000006DB6000-memory.dmp

memory/1200-18-0x0000000006860000-0x000000000689C000-memory.dmp

memory/1200-17-0x0000000006800000-0x0000000006812000-memory.dmp

memory/1200-19-0x0000000006EC0000-0x0000000006F0C000-memory.dmp

memory/1200-16-0x00000000074E0000-0x0000000007AF8000-memory.dmp

memory/1200-20-0x0000000007020000-0x000000000712A000-memory.dmp

memory/1200-21-0x0000000007300000-0x00000000074C2000-memory.dmp

memory/1200-22-0x0000000005940000-0x0000000005950000-memory.dmp