orcus | be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 01:14

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General

Target

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
Size

918KB
MD5

dbf06f8c7aac18054f713d4795f3b48f
SHA1

f6b4d693d2d39b8a3f61311b7c94d381583334c8
SHA256

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c
SHA512

043b0c84e6616376fd5830a85b03a5188bb1b752f94cdbd1f5b6bf88a4ace2a031a5365f7b45e147e3869945150ebbe1a92009852ba544fec7dca8d52318ea77
SSDEEP

24576:M554MROxnFZ3aIBM4+rrcI0AilFEvxHPGoov:MQMi7ae+rrcI0AilFEvxHP

Score

10^/10

orcus тест discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

тест

192.168.101.102:37375

Mutex

931740ae9b854115addd9f6dfdf826c4

Attributes

autostart_method
TaskScheduler
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\OrcusWatchdog.exe

Signatures

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

Orcus main payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x000a0000000234cf-39.dat	family_orcus

Orcurs Rat Executable 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1056-1-0x00000000009E0000-0x0000000000ACC000-memory.dmp	orcus
behavioral2/files/0x000a0000000234cf-39.dat	orcus

Checks computer location settings 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exeOrcus.exeOrcusWatchdog.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation	Orcus.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation	OrcusWatchdog.exe

Executes dropped EXE 6 IoCs

Processes:

WindowsInput.exeWindowsInput.exeOrcus.exeOrcus.exeOrcusWatchdog.exeOrcusWatchdog.exe

pid	Process
2020	WindowsInput.exe
4680	WindowsInput.exe
3640	Orcus.exe
1640	Orcus.exe
1828	OrcusWatchdog.exe
3096	OrcusWatchdog.exe

Drops file in System32 directory 3 IoCs

Processes:

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exeWindowsInput.exe

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.exe	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe

Drops file in Program Files directory 3 IoCs

Processes:

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.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 5 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

Processes:

Orcus.exeOrcusWatchdog.exeOrcusWatchdog.exebe1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exeOrcus.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Orcus.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OrcusWatchdog.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OrcusWatchdog.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Orcus.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Orcus.exeOrcusWatchdog.exe

pid	Process
3640	Orcus.exe
3640	Orcus.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3096	OrcusWatchdog.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe
3640	Orcus.exe
3096	OrcusWatchdog.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Orcus.exeOrcusWatchdog.exeOrcusWatchdog.exe

description	pid	Process
Token: SeDebugPrivilege	3640	Orcus.exe
Token: SeDebugPrivilege	1828	OrcusWatchdog.exe
Token: SeDebugPrivilege	3096	OrcusWatchdog.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

Orcus.exe

pid	Process
3640	Orcus.exe

Suspicious use of SendNotifyMessage 1 IoCs

Processes:

Orcus.exe

pid	Process
3640	Orcus.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Orcus.exe

pid	Process
3640	Orcus.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exeOrcus.exeOrcusWatchdog.exe

description	pid	Process	procid_target
PID 1056 wrote to memory of 2020	1056	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe	86
PID 1056 wrote to memory of 2020	1056	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe	86
PID 1056 wrote to memory of 3640	1056	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe	88
PID 1056 wrote to memory of 3640	1056	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe	88
PID 1056 wrote to memory of 3640	1056	be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe	88
PID 3640 wrote to memory of 1828	3640	Orcus.exe	90
PID 3640 wrote to memory of 1828	3640	Orcus.exe	90
PID 3640 wrote to memory of 1828	3640	Orcus.exe	90
PID 1828 wrote to memory of 3096	1828	OrcusWatchdog.exe	91
PID 1828 wrote to memory of 3096	1828	OrcusWatchdog.exe	91
PID 1828 wrote to memory of 3096	1828	OrcusWatchdog.exe	91

C:\Users\Admin\AppData\Local\Temp\be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe
"C:\Users\Admin\AppData\Local\Temp\be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:2020
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3640
- - C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe
    "C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Orcus.exe" 3640 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1828
  - - C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe
      "C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe" /watchProcess "C:\Program Files (x86)\Orcus\Orcus.exe" 3640 "/protectFile"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3096

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:4680

C:\Program Files (x86)\Orcus\Orcus.exe
"C:\Program Files (x86)\Orcus\Orcus.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Orcus\Orcus.exe

Filesize
918KB

MD5
dbf06f8c7aac18054f713d4795f3b48f

SHA1
f6b4d693d2d39b8a3f61311b7c94d381583334c8

SHA256
be1fc4a2177662175dee98c7c2acd740370c91979cf91f6e8294a47bb908e78c

SHA512
043b0c84e6616376fd5830a85b03a5188bb1b752f94cdbd1f5b6bf88a4ace2a031a5365f7b45e147e3869945150ebbe1a92009852ba544fec7dca8d52318ea77

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\OrcusWatchdog.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Roaming\OrcusWatchdog.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
C:\Windows\SysWOW64\WindowsInput.exe

Filesize
21KB

MD5
e6fcf516d8ed8d0d4427f86e08d0d435

SHA1
c7691731583ab7890086635cb7f3e4c22ca5e409

SHA256
8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

SHA512
c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

Download Submit
C:\Windows\SysWOW64\WindowsInput.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/1056-8-0x0000000005A30000-0x0000000005A52000-memory.dmp

Filesize
136KB

Download
memory/1056-6-0x00000000055E0000-0x0000000005672000-memory.dmp

Filesize
584KB

Download
memory/1056-7-0x00000000055C0000-0x00000000055D2000-memory.dmp

Filesize
72KB

Download
memory/1056-5-0x0000000005AB0000-0x0000000006054000-memory.dmp

Filesize
5.6MB

Download
memory/1056-4-0x0000000074550000-0x0000000074D00000-memory.dmp

Filesize
7.7MB

Download
memory/1056-3-0x00000000054A0000-0x00000000054FC000-memory.dmp

Filesize
368KB

Download
memory/1056-2-0x0000000002E20000-0x0000000002E2E000-memory.dmp

Filesize
56KB

Download
memory/1056-1-0x00000000009E0000-0x0000000000ACC000-memory.dmp

Filesize
944KB

Download
memory/1056-0-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/1056-49-0x0000000074550000-0x0000000074D00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-70-0x00000000006A0000-0x00000000006A8000-memory.dmp

Filesize
32KB

Download
memory/2020-24-0x0000000001280000-0x0000000001292000-memory.dmp

Filesize
72KB

Download
memory/2020-25-0x0000000002A90000-0x0000000002ACC000-memory.dmp

Filesize
240KB

Download
memory/2020-23-0x00007FFCA9363000-0x00007FFCA9365000-memory.dmp

Filesize
8KB

Download
memory/2020-30-0x00007FFCA9360000-0x00007FFCA9E21000-memory.dmp

Filesize
10.8MB

Download
memory/2020-26-0x00007FFCA9360000-0x00007FFCA9E21000-memory.dmp

Filesize
10.8MB

Download
memory/2020-22-0x00000000009A0000-0x00000000009AC000-memory.dmp

Filesize
48KB

Download
memory/3640-52-0x0000000005E00000-0x0000000005E18000-memory.dmp

Filesize
96KB

Download
memory/3640-54-0x0000000006190000-0x0000000006352000-memory.dmp

Filesize
1.8MB

Download
memory/3640-55-0x0000000005FB0000-0x0000000005FC0000-memory.dmp

Filesize
64KB

Download
memory/3640-56-0x0000000006110000-0x000000000611A000-memory.dmp

Filesize
40KB

Download
memory/3640-51-0x0000000005C60000-0x0000000005C78000-memory.dmp

Filesize
96KB

Download
memory/3640-50-0x0000000005510000-0x000000000555E000-memory.dmp

Filesize
312KB

Download
memory/4680-32-0x00007FFCA9360000-0x00007FFCA9E21000-memory.dmp

Filesize
10.8MB

Download
memory/4680-33-0x000000001A5A0000-0x000000001A6AA000-memory.dmp

Filesize
1.0MB

Download
memory/4680-75-0x00007FFCA9360000-0x00007FFCA9E21000-memory.dmp

Filesize
10.8MB

Download