Malware Analysis Report

2025-01-22 14:46

Sample ID 241125-bj2lkazmd1
Target da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8
SHA256 da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8
Tags
rat orcus discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8

Threat Level: Known bad

The file da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8 was found to be: Known bad.

Malicious Activity Summary

rat orcus discovery spyware stealer

Orcus

Orcus family

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-25 01:11

Signatures

Orcus family

orcus

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-25 01:11

Reported

2024-11-25 01:13

Platform

win7-20240903-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe

"C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"

Network

Country Destination Domain Proto
US 147.185.221.23:20214 tcp
US 8.8.8.8:53 communications-sugar.gl.at.ply.gg udp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp

Files

memory/2112-0-0x000000007463E000-0x000000007463F000-memory.dmp

memory/2112-1-0x0000000000910000-0x0000000000A0C000-memory.dmp

memory/2112-2-0x0000000000270000-0x000000000027A000-memory.dmp

memory/2112-3-0x0000000074630000-0x0000000074D1E000-memory.dmp

memory/2112-4-0x0000000000860000-0x00000000008AC000-memory.dmp

memory/2112-5-0x00000000002D0000-0x00000000002D8000-memory.dmp

memory/2112-6-0x00000000003F0000-0x00000000003F8000-memory.dmp

memory/2112-9-0x0000000004160000-0x00000000041AE000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

MD5 6af52570404e4ba88d83c268bb9da934
SHA1 85765f1305efa0554c1624cdbcae3f91239a6a66
SHA256 da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8
SHA512 5f3d2dbf8ee361ada96ee2c91f9b35397b3c5e692cb2bbf88b103b6c352c232622077e73847070c14418ed4c8689a6ae956ddedd6bd70b8cab702a795d5f6d2f

memory/1908-17-0x0000000000250000-0x000000000034C000-memory.dmp

memory/2112-16-0x0000000074630000-0x0000000074D1E000-memory.dmp

memory/1908-19-0x0000000074630000-0x0000000074D1E000-memory.dmp

memory/1908-18-0x0000000074630000-0x0000000074D1E000-memory.dmp

memory/1908-20-0x00000000005B0000-0x00000000005C0000-memory.dmp

memory/1908-21-0x0000000074630000-0x0000000074D1E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-25 01:11

Reported

2024-11-25 01:13

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe

"C:\Users\Admin\AppData\Local\Temp\da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 147.185.221.23:20214 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 communications-sugar.gl.at.ply.gg udp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 147.185.221.23:20214 communications-sugar.gl.at.ply.gg tcp
US 8.8.8.8:53 175.117.168.52.in-addr.arpa udp

Files

memory/4164-0-0x000000007445E000-0x000000007445F000-memory.dmp

memory/4164-1-0x0000000000830000-0x000000000092C000-memory.dmp

memory/4164-2-0x0000000005280000-0x000000000528A000-memory.dmp

memory/4164-3-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/4164-4-0x0000000005970000-0x0000000005F14000-memory.dmp

memory/4164-5-0x00000000057A0000-0x0000000005832000-memory.dmp

memory/4164-6-0x0000000005700000-0x000000000574C000-memory.dmp

memory/4164-8-0x0000000005840000-0x0000000005848000-memory.dmp

memory/4164-11-0x0000000005860000-0x00000000058AE000-memory.dmp

memory/4164-7-0x0000000005780000-0x0000000005788000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

MD5 6af52570404e4ba88d83c268bb9da934
SHA1 85765f1305efa0554c1624cdbcae3f91239a6a66
SHA256 da6cc38febbd89b0276aaa39e43ca4beae18db2563d3954958d09c7ce07d15b8
SHA512 5f3d2dbf8ee361ada96ee2c91f9b35397b3c5e692cb2bbf88b103b6c352c232622077e73847070c14418ed4c8689a6ae956ddedd6bd70b8cab702a795d5f6d2f

memory/4164-23-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/4868-24-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/4868-25-0x0000000074450000-0x0000000074C00000-memory.dmp

memory/4868-26-0x0000000006250000-0x0000000006412000-memory.dmp

memory/4868-27-0x0000000006200000-0x0000000006210000-memory.dmp

memory/4868-28-0x00000000066A0000-0x00000000066AA000-memory.dmp

memory/4868-29-0x0000000074450000-0x0000000074C00000-memory.dmp