Malware Analysis Report

2025-01-22 15:01

Sample ID 241211-bgtg6sxrex
Target 0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53
SHA256 0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53
Tags
rat test 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

0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53

Threat Level: Known bad

The file 0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53 was found to be: Known bad.

Malicious Activity Summary

rat test orcus discovery spyware stealer

Orcus

Orcus family

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-11 01:07

Signatures

Orcus family

orcus

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-11 01:07

Reported

2024-12-11 01:09

Platform

win7-20240903-en

Max time kernel

146s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.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\Roaming\Microsoft\Speech\AudioDriver.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.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
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\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.exe

"C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.exe"

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

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

Network

Country Destination Domain Proto
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp

Files

memory/3016-0-0x000000007461E000-0x000000007461F000-memory.dmp

memory/3016-1-0x0000000000B10000-0x0000000000BE8000-memory.dmp

memory/3016-2-0x0000000000270000-0x000000000027A000-memory.dmp

memory/3016-3-0x0000000074610000-0x0000000074CFE000-memory.dmp

memory/3016-4-0x0000000000A10000-0x0000000000A5C000-memory.dmp

memory/3016-5-0x0000000000440000-0x0000000000448000-memory.dmp

memory/3016-8-0x0000000000AB0000-0x0000000000AFE000-memory.dmp

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

MD5 03c4e4d6b07e58fbb259cc4995153a22
SHA1 606d5b01a5db264ab7e92e6303bd747c9ad29107
SHA256 0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53
SHA512 28121b47eb36937b76d29f8c3476e66143403958ecf3e9c65b7a43250a17a2b2c337efcbc9a6bc2160f53d8183386d08c7000ba546ed6cbc356457429b0ec658

memory/3016-17-0x0000000074610000-0x0000000074CFE000-memory.dmp

memory/1256-18-0x0000000074610000-0x0000000074CFE000-memory.dmp

memory/1256-16-0x0000000074610000-0x0000000074CFE000-memory.dmp

memory/1256-15-0x0000000000A80000-0x0000000000B58000-memory.dmp

memory/1256-19-0x0000000000700000-0x0000000000710000-memory.dmp

memory/1256-20-0x0000000074610000-0x0000000074CFE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-11 01:07

Reported

2024-12-11 01:09

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.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\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.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
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\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.exe

"C:\Users\Admin\AppData\Local\Temp\0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53.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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
N/A 127.0.0.1:11111 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
N/A 127.0.0.1:11111 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
N/A 127.0.0.1:11111 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp
N/A 127.0.0.1:11111 tcp

Files

memory/4388-0-0x000000007532E000-0x000000007532F000-memory.dmp

memory/4388-1-0x0000000000540000-0x0000000000618000-memory.dmp

memory/4388-2-0x0000000002740000-0x000000000274A000-memory.dmp

memory/4388-3-0x0000000075320000-0x0000000075AD0000-memory.dmp

memory/4388-4-0x0000000005550000-0x0000000005AF4000-memory.dmp

memory/4388-5-0x0000000005340000-0x00000000053D2000-memory.dmp

memory/4388-6-0x00000000052B0000-0x00000000052FC000-memory.dmp

memory/4388-7-0x0000000005330000-0x0000000005338000-memory.dmp

memory/4388-10-0x0000000005400000-0x000000000544E000-memory.dmp

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

MD5 03c4e4d6b07e58fbb259cc4995153a22
SHA1 606d5b01a5db264ab7e92e6303bd747c9ad29107
SHA256 0f96f089d4dd6ea6705a12aed1bacdbbd45bbf820fbf78608cf4aecfdd1ade53
SHA512 28121b47eb36937b76d29f8c3476e66143403958ecf3e9c65b7a43250a17a2b2c337efcbc9a6bc2160f53d8183386d08c7000ba546ed6cbc356457429b0ec658

memory/4388-22-0x0000000075320000-0x0000000075AD0000-memory.dmp

memory/3020-23-0x0000000075320000-0x0000000075AD0000-memory.dmp

memory/3020-24-0x0000000075320000-0x0000000075AD0000-memory.dmp

memory/3020-25-0x0000000005CA0000-0x0000000005E62000-memory.dmp

memory/3020-26-0x00000000054C0000-0x00000000054D0000-memory.dmp

memory/3020-27-0x0000000005C80000-0x0000000005C8A000-memory.dmp

memory/3020-28-0x0000000075320000-0x0000000075AD0000-memory.dmp