orcus | f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273

General

Target

f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe
Size

1.2MB
MD5

1f39db8be8233256490ea622307596f9
SHA1

956cdfe145a361e42f593dd9435fe4b3e30345a8
SHA256

f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273
SHA512

e0cfb9bb12e4883af1222a2f03afb52ba53612984456f5d430591e93c22dbe8fad3b843b7ca5d3f7c9f36542ba7d51f8fa8dc3e8db69ddd744b8e3a21576f02c
SSDEEP

24576:Q9qPS04YNEMuExDiU6E5R9s8xY/2l/dRJ5dtsPxNGfn26Ibt+ru:Q9ql4auS+UjfU2T/5XD+6Ibt+r

Score

10^/10

orcus discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

C2

192.168.1.20

Mutex

d9d8c363f70246259b2e54128bb893c3

Attributes

administration_rights_required
false
anti_debugger
false
anti_tcp_analyzer
false
antivm
false
autostart_method
1
change_creation_date
false
force_installer_administrator_privileges
false
hide_file
false
install
false
installation_folder
%appdata%\Microsoft\Speech\AudioDriver.exe
installservice
false
keylogger_enabled
false
newcreationdate
12/22/2024 12:37:50
plugins
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
reconnect_delay
10000
registry_autostart_keyname
Audio HD Driver
registry_hidden_autostart
false
set_admin_flag
false
tasksch_name
Audio HD Driver
tasksch_request_highest_privileges
false
try_other_autostart_onfail
false

aes.plain

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus
Orcus family
orcus

Executes dropped EXE 1 IoCs

pid	Process
2704	AudioDriver.exe

Loads dropped DLL 2 IoCs

pid	Process
1732	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe
2704	AudioDriver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AudioDriver.exe

Suspicious behavior: EnumeratesProcesses 36 IoCs

pid	Process
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe
2704	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2704	AudioDriver.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2704	1732	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe	31
PID 1732 wrote to memory of 2704	1732	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe	31
PID 1732 wrote to memory of 2704	1732	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe	31
PID 1732 wrote to memory of 2704	1732	f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe	31

C:\Users\Admin\AppData\Local\Temp\f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe
"C:\Users\Admin\AppData\Local\Temp\f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\GamerView\sqlite3.dll

Filesize
626KB

MD5
d8aec01ff14e3e7ad43a4b71e30482e4

SHA1
e3015f56f17d845ec7eef11d41bbbc28cc16d096

SHA256
da1d608be064555ab3d3d35e6db64527b8c44f3fa5ddd7c3ec723f80fc99736e

SHA512
f5b2f4bda0cc13e1d1c541fb0caea14081ee4daffd497e31a3d4d55d5f9d85a61158b4891a6527efe623b2f32b697ac912320d9be5c0303812ca98dcc8866fcf

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

Filesize
1.2MB

MD5
1f39db8be8233256490ea622307596f9

SHA1
956cdfe145a361e42f593dd9435fe4b3e30345a8

SHA256
f8f9b67a999d352eb4878beebd5b10e93d49b78fa85cdc3082c49b6d90ebf273

SHA512
e0cfb9bb12e4883af1222a2f03afb52ba53612984456f5d430591e93c22dbe8fad3b843b7ca5d3f7c9f36542ba7d51f8fa8dc3e8db69ddd744b8e3a21576f02c

Download Submit
memory/1732-10-0x0000000001210000-0x000000000125E000-memory.dmp

Filesize
312KB

Download
memory/1732-2-0x0000000000470000-0x000000000047A000-memory.dmp

Filesize
40KB

Download
memory/1732-4-0x0000000000DE0000-0x0000000000E2C000-memory.dmp

Filesize
304KB

Download
memory/1732-5-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/1732-6-0x00000000009E0000-0x00000000009E8000-memory.dmp

Filesize
32KB

Download
memory/1732-7-0x0000000005640000-0x00000000056F8000-memory.dmp

Filesize
736KB

Download
memory/1732-0-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1732-3-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1732-1-0x0000000001270000-0x00000000013A4000-memory.dmp

Filesize
1.2MB

Download
memory/1732-20-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-19-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-18-0x0000000000030000-0x0000000000164000-memory.dmp

Filesize
1.2MB

Download
memory/2704-17-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-22-0x0000000002180000-0x0000000002190000-memory.dmp

Filesize
64KB

Download
memory/2704-29-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-30-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download

Analysis

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