orcus | 51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0

Analysis

max time kernel
126s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250211-en
resource tags

arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
submitted
15-02-2025 01:14

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General

Target

51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe
Size

3.0MB
MD5

cff2c72ba33de4c328b38a5bd0d96167
SHA1

1d61a3172ecf6d71af7eb6bee6f3c761d4d41de4
SHA256

51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0
SHA512

bf4c1118369a84963f7529aefa43f60d7950d36aeeecc6c82ebf08260dcbb64d5859763d482a95734f96be6dd52095a55b6392ca275e64e60e6ef1de0d5e2420
SSDEEP

49152:Y1HS7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpbu/nRFfjI7L0qb:YUHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus oluxti discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

oluxti

31.44.184.52:58820

Mutex

sudo_p8yqbqnsyulkrwy1w9h32fqgu7p6m112

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\localsystemdriver\keybouarddriver.exe
reconnect_delay
10000
registry_keyname
Sudik
taskscheduler_taskname
sudik
watchdog_path
AppData\aga.exe

Signatures

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

Orcus main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023ced-13.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/3700-1-0x0000000000A50000-0x0000000000D4E000-memory.dmp	orcus
behavioral2/files/0x000b000000023ced-13.dat	orcus

Downloads MZ/PE file 1 IoCs

flow	pid	Process
42	3748	Process not Found

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2656314083-4170277356-267438488-1000\Control Panel\International\Geo\Nation	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe

Executes dropped EXE 5 IoCs

pid	Process
3636	keybouarddriver.exe
3544	keybouarddriver.exe
4420	keybouarddriver.exe
4508	keybouarddriver.exe
3424	keybouarddriver.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3636 set thread context of 2960	3636	keybouarddriver.exe	94
PID 3544 set thread context of 2620	3544	keybouarddriver.exe	96

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 9 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	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keybouarddriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keybouarddriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keybouarddriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keybouarddriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	keybouarddriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2944	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
3700	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3636	keybouarddriver.exe
3544	keybouarddriver.exe
3544	keybouarddriver.exe
2620	regasm.exe
2620	regasm.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3700	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe
Token: SeDebugPrivilege	3636	keybouarddriver.exe
Token: SeDebugPrivilege	3544	keybouarddriver.exe
Token: SeDebugPrivilege	2620	regasm.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 3636	3700	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe	89
PID 3700 wrote to memory of 3636	3700	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe	89
PID 3700 wrote to memory of 3636	3700	51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe	89
PID 3636 wrote to memory of 4472	3636	keybouarddriver.exe	91
PID 3636 wrote to memory of 4472	3636	keybouarddriver.exe	91
PID 3636 wrote to memory of 4472	3636	keybouarddriver.exe	91
PID 3636 wrote to memory of 3676	3636	keybouarddriver.exe	92
PID 3636 wrote to memory of 3676	3636	keybouarddriver.exe	92
PID 3636 wrote to memory of 3676	3636	keybouarddriver.exe	92
PID 3636 wrote to memory of 4444	3636	keybouarddriver.exe	93
PID 3636 wrote to memory of 4444	3636	keybouarddriver.exe	93
PID 3636 wrote to memory of 4444	3636	keybouarddriver.exe	93
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3636 wrote to memory of 2960	3636	keybouarddriver.exe	94
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96
PID 3544 wrote to memory of 2620	3544	keybouarddriver.exe	96

C:\Users\Admin\AppData\Local\Temp\51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe
"C:\Users\Admin\AppData\Local\Temp\51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
  "C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3636
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:4472
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:3676
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:4444
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2960

C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2620

C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4420

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzU5OTUwNzIzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2944

C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4508

C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\keybouarddriver.exe.log

Filesize
1KB

MD5
663b8d5469caa4489d463aa9bc18124f

SHA1
e57123a7d969115853ea631a3b33826335025d28

SHA256
7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8

SHA512
45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55

Download Submit
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe

Filesize
3.0MB

MD5
cff2c72ba33de4c328b38a5bd0d96167

SHA1
1d61a3172ecf6d71af7eb6bee6f3c761d4d41de4

SHA256
51d8b46e9c2e396c186f93dc5ea892b1db19894aa08f7354b78aeb90c7d1ece0

SHA512
bf4c1118369a84963f7529aefa43f60d7950d36aeeecc6c82ebf08260dcbb64d5859763d482a95734f96be6dd52095a55b6392ca275e64e60e6ef1de0d5e2420

Download Submit
C:\Users\Admin\AppData\Roaming\localsystemdriver\keybouarddriver.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/2620-42-0x0000000007AA0000-0x00000000080B8000-memory.dmp

Filesize
6.1MB

Download
memory/2620-46-0x00000000076E0000-0x00000000077EA000-memory.dmp

Filesize
1.0MB

Download
memory/2620-40-0x0000000006C80000-0x0000000006C8A000-memory.dmp

Filesize
40KB

Download
memory/2620-50-0x00000000084E0000-0x0000000008530000-memory.dmp

Filesize
320KB

Download
memory/2620-47-0x00000000080C0000-0x0000000008282000-memory.dmp

Filesize
1.8MB

Download
memory/2620-49-0x00000000076C0000-0x00000000076CE000-memory.dmp

Filesize
56KB

Download
memory/2620-39-0x0000000006010000-0x0000000006020000-memory.dmp

Filesize
64KB

Download
memory/2620-43-0x00000000074B0000-0x00000000074C2000-memory.dmp

Filesize
72KB

Download
memory/2620-45-0x0000000007550000-0x000000000759C000-memory.dmp

Filesize
304KB

Download
memory/2620-41-0x0000000007410000-0x0000000007476000-memory.dmp

Filesize
408KB

Download
memory/2620-38-0x0000000005FC0000-0x0000000005FD8000-memory.dmp

Filesize
96KB

Download
memory/2620-44-0x0000000007510000-0x000000000754C000-memory.dmp

Filesize
240KB

Download
memory/3544-30-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3544-37-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3636-25-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3636-33-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3636-27-0x0000000005FB0000-0x0000000005FFE000-memory.dmp

Filesize
312KB

Download
memory/3636-26-0x0000000005AF0000-0x0000000005B02000-memory.dmp

Filesize
72KB

Download
memory/3636-24-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3636-29-0x0000000006910000-0x00000000069AC000-memory.dmp

Filesize
624KB

Download
memory/3700-2-0x00000000030F0000-0x00000000030FE000-memory.dmp

Filesize
56KB

Download
memory/3700-0-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

Filesize
4KB

Download
memory/3700-7-0x0000000005AD0000-0x0000000005AE2000-memory.dmp

Filesize
72KB

Download
memory/3700-5-0x0000000005FF0000-0x0000000006594000-memory.dmp

Filesize
5.6MB

Download
memory/3700-4-0x0000000005700000-0x000000000575C000-memory.dmp

Filesize
368KB

Download
memory/3700-23-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3700-3-0x0000000073EB0000-0x0000000074660000-memory.dmp

Filesize
7.7MB

Download
memory/3700-1-0x0000000000A50000-0x0000000000D4E000-memory.dmp

Filesize
3.0MB

Download
memory/3700-6-0x0000000005AE0000-0x0000000005B72000-memory.dmp

Filesize
584KB

Download