Malware Analysis Report

2025-03-15 06:56

Sample ID 231223-bqjz4agce4
Target 3a9cec4dc91e9070f66126db353daa3d.bin
SHA256 eb39adac9b72a5b01a3ce1c074994e2b9f348fcfe303ccf4bff452da7aaa4a97
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

eb39adac9b72a5b01a3ce1c074994e2b9f348fcfe303ccf4bff452da7aaa4a97

Threat Level: Known bad

The file 3a9cec4dc91e9070f66126db353daa3d.bin was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcus

Orcurs Rat Executable

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-23 01:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-23 01:20

Reported

2023-12-23 01:23

Platform

win7-20231215-en

Max time kernel

145s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.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\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe

"C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe"

Network

Country Destination Domain Proto
HK 27.124.3.19:6606 tcp
HK 27.124.3.19:6606 tcp
HK 27.124.3.19:6606 tcp
HK 27.124.3.19:6606 tcp
HK 27.124.3.19:6606 tcp
HK 27.124.3.19:6606 tcp

Files

memory/1744-0-0x0000000000D70000-0x0000000000EAE000-memory.dmp

memory/1744-1-0x0000000074000000-0x00000000746EE000-memory.dmp

memory/1744-2-0x0000000074000000-0x00000000746EE000-memory.dmp

memory/1744-3-0x0000000005200000-0x00000000052E8000-memory.dmp

memory/1744-4-0x0000000000C40000-0x0000000000C80000-memory.dmp

memory/1744-5-0x0000000000380000-0x000000000038E000-memory.dmp

memory/1744-6-0x0000000004990000-0x00000000049EC000-memory.dmp

memory/1744-7-0x0000000077140000-0x0000000077141000-memory.dmp

memory/1744-8-0x0000000000510000-0x0000000000522000-memory.dmp

memory/1744-9-0x00000000008F0000-0x0000000000908000-memory.dmp

memory/1744-10-0x0000000000AE0000-0x0000000000AF0000-memory.dmp

memory/1744-11-0x0000000000C40000-0x0000000000C80000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabD201.tmp

MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-23 01:20

Reported

2023-12-23 01:23

Platform

win10v2004-20231215-en

Max time kernel

63s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.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\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe

"C:\Users\Admin\AppData\Local\Temp\2afae8de1839b3d0f9119f518e170e2ade9b4768af627c7d40d25dce4f2b90e2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 1.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
HK 27.124.3.19:6606 tcp
US 8.8.8.8:53 19.3.124.27.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 204.79.197.200:443 tcp
US 8.8.8.8:53 udp

Files

memory/2400-1-0x00000000751C0000-0x0000000075970000-memory.dmp

memory/2400-0-0x0000000000FD0000-0x000000000110E000-memory.dmp

memory/2400-2-0x00000000751C0000-0x0000000075970000-memory.dmp

memory/2400-3-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

memory/2400-5-0x0000000005E40000-0x0000000005F28000-memory.dmp

memory/2400-8-0x0000000005D20000-0x0000000005D7C000-memory.dmp

memory/2400-10-0x0000000006040000-0x00000000060D2000-memory.dmp

memory/2400-9-0x00000000064E0000-0x0000000006A84000-memory.dmp

memory/2400-7-0x0000000005D10000-0x0000000005D1E000-memory.dmp

memory/2400-6-0x0000000005A60000-0x0000000005A70000-memory.dmp

memory/2400-12-0x00000000061E0000-0x00000000061F8000-memory.dmp

memory/2400-14-0x0000000006C20000-0x0000000006C2A000-memory.dmp

memory/2400-13-0x0000000006310000-0x0000000006320000-memory.dmp

memory/2400-11-0x0000000006020000-0x0000000006032000-memory.dmp

memory/2400-4-0x0000000005DA0000-0x0000000005E3C000-memory.dmp

memory/2400-15-0x0000000007680000-0x00000000076E6000-memory.dmp

memory/2400-16-0x0000000007D30000-0x0000000008348000-memory.dmp

memory/2400-18-0x0000000007800000-0x000000000783C000-memory.dmp

memory/2400-19-0x0000000007840000-0x000000000788C000-memory.dmp

memory/2400-17-0x00000000077A0000-0x00000000077B2000-memory.dmp

memory/2400-20-0x00000000079C0000-0x0000000007ACA000-memory.dmp

memory/2400-21-0x0000000008350000-0x0000000008512000-memory.dmp

memory/2400-22-0x0000000005A60000-0x0000000005A70000-memory.dmp