Malware Analysis Report

2025-03-15 06:51

Sample ID 231223-k4c85shbe7
Target @O45_204_82_103_XR_RvCC.exe.1
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.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

2023-12-23 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

119s

Max time network

121s

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/2468-0-0x0000000000CC0000-0x0000000000DBC000-memory.dmp

memory/2468-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/2468-2-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/2468-3-0x0000000004CD0000-0x0000000004DB8000-memory.dmp

memory/2468-4-0x0000000004BD0000-0x0000000004C10000-memory.dmp

memory/2468-5-0x00000000003A0000-0x00000000003AE000-memory.dmp

memory/2468-6-0x0000000000C60000-0x0000000000CBC000-memory.dmp

memory/2468-7-0x0000000077610000-0x0000000077611000-memory.dmp

memory/2468-8-0x00000000004F0000-0x0000000000502000-memory.dmp

memory/2468-9-0x0000000000510000-0x0000000000528000-memory.dmp

memory/2468-10-0x00000000005E0000-0x00000000005F0000-memory.dmp

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

MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

memory/2468-27-0x0000000004BD0000-0x0000000004C10000-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

64s

Max time network

146s

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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 84.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 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 8.8.8.8:53 103.82.204.45.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 214.80.50.20.in-addr.arpa udp

Files

memory/3996-0-0x0000000000B30000-0x0000000000C2C000-memory.dmp

memory/3996-1-0x0000000074890000-0x0000000075040000-memory.dmp

memory/3996-2-0x0000000074890000-0x0000000075040000-memory.dmp

memory/3996-3-0x0000000077391000-0x0000000077392000-memory.dmp

memory/3996-6-0x00000000055D0000-0x00000000055DE000-memory.dmp

memory/3996-7-0x0000000005650000-0x0000000005660000-memory.dmp

memory/3996-10-0x0000000005B20000-0x0000000005BB2000-memory.dmp

memory/3996-9-0x0000000005FC0000-0x0000000006564000-memory.dmp

memory/3996-8-0x00000000055E0000-0x000000000563C000-memory.dmp

memory/3996-12-0x0000000005CC0000-0x0000000005CD8000-memory.dmp

memory/3996-11-0x0000000005B00000-0x0000000005B12000-memory.dmp

memory/3996-13-0x0000000005F60000-0x0000000005F70000-memory.dmp

memory/3996-14-0x0000000006700000-0x000000000670A000-memory.dmp

memory/3996-5-0x0000000005920000-0x0000000005A08000-memory.dmp

memory/3996-4-0x0000000005880000-0x000000000591C000-memory.dmp

memory/3996-15-0x0000000001390000-0x00000000013F6000-memory.dmp

memory/3996-18-0x0000000006EE0000-0x0000000006F1C000-memory.dmp

memory/3996-17-0x0000000006890000-0x00000000068A2000-memory.dmp

memory/3996-19-0x0000000006F20000-0x0000000006F6C000-memory.dmp

memory/3996-16-0x00000000074C0000-0x0000000007AD8000-memory.dmp

memory/3996-20-0x0000000007080000-0x000000000718A000-memory.dmp

memory/3996-21-0x0000000007AE0000-0x0000000007CA2000-memory.dmp

memory/3996-22-0x0000000005650000-0x0000000005660000-memory.dmp