orcus | d8a08d1567bd0fdce1a8860052e2fa652cbf3426e6b3009443bebfc5076f4518

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 22:18

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General

Target

5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
Size

920KB
MD5

5bc5314a4db8905f3275d7d1f1a9b771
SHA1

bd06343900d8cce2dab8ce275e57c6b1e25e0200
SHA256

d8a08d1567bd0fdce1a8860052e2fa652cbf3426e6b3009443bebfc5076f4518
SHA512

5e8f82879ddf7e60496007ff930f3d0422b49ab7c29c26c46fb2394a2ec6984f9b2fe6c7dcf8a5186d9e65f72bfd0c158c66720c43305ff533494c2170528339
SSDEEP

24576:lNL34MROxnFZ3SRM4crrcI0AilFEvxHPyMYoo5:lWMi7SlcrrcI0AilFEvxHP5

Score

10^/10

orcus persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

195.154.226.17:1338

Mutex

570596513cd24deab77fe8be276acda8

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\v4rt3x.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

resource	yara_rule
behavioral1/files/0x0007000000015a98-28.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/1432-1-0x00000000012C0000-0x00000000013AC000-memory.dmp	orcus
behavioral1/files/0x0007000000015a98-28.dat	orcus
behavioral1/memory/2420-33-0x0000000001300000-0x00000000013EC000-memory.dmp	orcus

Executes dropped EXE 6 IoCs

pid	Process
2632	WindowsInput.exe
2460	WindowsInput.exe
2420	Orcus.exe
1396	Orcus.exe
2268	v4rt3x.exe
2808	v4rt3x.exe

Loads dropped DLL 3 IoCs

pid	Process
1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
2420	Orcus.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Orcus = "\"C:\\Program Files (x86)\\Orcus\\Orcus.exe\""	Orcus.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2420	Orcus.exe
2420	Orcus.exe
2420	Orcus.exe
2808	v4rt3x.exe
2808	v4rt3x.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe
2420	Orcus.exe
2808	v4rt3x.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	Orcus.exe
Token: SeDebugPrivilege	2268	v4rt3x.exe
Token: SeDebugPrivilege	2808	v4rt3x.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2420	Orcus.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 2632	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	28
PID 1432 wrote to memory of 2632	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	28
PID 1432 wrote to memory of 2632	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	28
PID 1432 wrote to memory of 2632	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	28
PID 1432 wrote to memory of 2420	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	30
PID 1432 wrote to memory of 2420	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	30
PID 1432 wrote to memory of 2420	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	30
PID 1432 wrote to memory of 2420	1432	5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe	30
PID 2380 wrote to memory of 1396	2380	taskeng.exe	32
PID 2380 wrote to memory of 1396	2380	taskeng.exe	32
PID 2380 wrote to memory of 1396	2380	taskeng.exe	32
PID 2380 wrote to memory of 1396	2380	taskeng.exe	32
PID 2420 wrote to memory of 2268	2420	Orcus.exe	33
PID 2420 wrote to memory of 2268	2420	Orcus.exe	33
PID 2420 wrote to memory of 2268	2420	Orcus.exe	33
PID 2420 wrote to memory of 2268	2420	Orcus.exe	33
PID 2268 wrote to memory of 2808	2268	v4rt3x.exe	34
PID 2268 wrote to memory of 2808	2268	v4rt3x.exe	34
PID 2268 wrote to memory of 2808	2268	v4rt3x.exe	34
PID 2268 wrote to memory of 2808	2268	v4rt3x.exe	34

C:\Users\Admin\AppData\Local\Temp\5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5bc5314a4db8905f3275d7d1f1a9b771_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:2632
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Users\Admin\AppData\Roaming\v4rt3x.exe
    "C:\Users\Admin\AppData\Roaming\v4rt3x.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Orcus.exe" 2420
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2268
  - - C:\Users\Admin\AppData\Roaming\v4rt3x.exe
      "C:\Users\Admin\AppData\Roaming\v4rt3x.exe" /watchProcess "C:\Program Files (x86)\Orcus\Orcus.exe" 2420
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2808

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:2460

C:\Windows\system32\taskeng.exe
taskeng.exe {6C57FBE5-1ACF-494D-8D8E-FD3910F78366} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  PID:1396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
920KB

MD5
5bc5314a4db8905f3275d7d1f1a9b771

SHA1
bd06343900d8cce2dab8ce275e57c6b1e25e0200

SHA256
d8a08d1567bd0fdce1a8860052e2fa652cbf3426e6b3009443bebfc5076f4518

SHA512
5e8f82879ddf7e60496007ff930f3d0422b49ab7c29c26c46fb2394a2ec6984f9b2fe6c7dcf8a5186d9e65f72bfd0c158c66720c43305ff533494c2170528339

Download Submit
C:\Users\Admin\AppData\Roaming\v4rt3x.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

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

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Windows\SysWOW64\WindowsInput.exe

Filesize
21KB

MD5
e6fcf516d8ed8d0d4427f86e08d0d435

SHA1
c7691731583ab7890086635cb7f3e4c22ca5e409

SHA256
8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

SHA512
c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

Download Submit
memory/1432-32-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/1432-2-0x00000000002F0000-0x00000000002FE000-memory.dmp

Filesize
56KB

Download
memory/1432-4-0x00000000010A0000-0x00000000010FC000-memory.dmp

Filesize
368KB

Download
memory/1432-3-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/1432-1-0x00000000012C0000-0x00000000013AC000-memory.dmp

Filesize
944KB

Download
memory/1432-5-0x0000000000560000-0x0000000000572000-memory.dmp

Filesize
72KB

Download
memory/1432-0-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/2268-47-0x00000000002F0000-0x00000000002F8000-memory.dmp

Filesize
32KB

Download
memory/2420-35-0x0000000000B70000-0x0000000000B88000-memory.dmp

Filesize
96KB

Download
memory/2420-33-0x0000000001300000-0x00000000013EC000-memory.dmp

Filesize
944KB

Download
memory/2420-34-0x0000000000770000-0x00000000007BE000-memory.dmp

Filesize
312KB

Download
memory/2420-36-0x0000000000CA0000-0x0000000000CB0000-memory.dmp

Filesize
64KB

Download
memory/2460-21-0x0000000000C40000-0x0000000000C4C000-memory.dmp

Filesize
48KB

Download
memory/2632-19-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

Filesize
9.9MB

Download
memory/2632-16-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

Filesize
9.9MB

Download
memory/2632-15-0x00000000002B0000-0x00000000002BC000-memory.dmp

Filesize
48KB

Download
memory/2632-13-0x000007FEF5783000-0x000007FEF5784000-memory.dmp

Filesize
4KB

Download