orcus | 68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2

Analysis

max time kernel
149s
max time network
156s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23-06-2024 01:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe
Size

924KB
MD5

b9941c3d4dbe7b3a7a74517ca5577e81
SHA1

ac5d234b16377491c3891dec2a628d2f13a5b6c5
SHA256

68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2
SHA512

01aed78d3b15e49c723a5c09caf8003d548d6fbc166fec989b0795f2723868d75c3a1bcd936115f0163d7750d50ec8c297a7b784851556c419b4869e178afc25
SSDEEP

12288:e0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNC7JsLdn487Rhp2sxuw7dG1lFlWK:bJ14MROxnFE3sFrrcI0AilFEvxHjUQf

Score

10^/10

orcus persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

147.185.221.229:56094

Mutex

2e76dc04b91f4090b8ce38a21dda6ce7

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
%programfiles%\svhost\svhost.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\svhost.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/0x0007000000016843-29.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/1972-1-0x0000000000340000-0x000000000042E000-memory.dmp	orcus
behavioral1/files/0x0007000000016843-29.dat	orcus
behavioral1/memory/2988-32-0x0000000000C30000-0x0000000000D1E000-memory.dmp	orcus

Executes dropped EXE 6 IoCs

pid	Process
2452	WindowsInput.exe
2336	WindowsInput.exe
2988	svhost.exe
768	svhost.exe
2296	svhost.exe
620	svhost.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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Orcus = "\"C:\\Program Files\\svhost\\svhost.exe\""	svhost.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\svhost\svhost.exe	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe
File opened for modification	C:\Program Files\svhost\svhost.exe	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe
File created	C:\Program Files\svhost\svhost.exe.config	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.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
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
2988	svhost.exe
620	svhost.exe
620	svhost.exe
2988	svhost.exe
2988	svhost.exe
620	svhost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	svhost.exe
Token: SeDebugPrivilege	2296	svhost.exe
Token: SeDebugPrivilege	620	svhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2988	svhost.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2452	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	29
PID 1972 wrote to memory of 2452	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	29
PID 1972 wrote to memory of 2452	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	29
PID 1972 wrote to memory of 2988	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	31
PID 1972 wrote to memory of 2988	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	31
PID 1972 wrote to memory of 2988	1972	68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe	31
PID 1548 wrote to memory of 768	1548	taskeng.exe	33
PID 1548 wrote to memory of 768	1548	taskeng.exe	33
PID 1548 wrote to memory of 768	1548	taskeng.exe	33
PID 2988 wrote to memory of 2296	2988	svhost.exe	34
PID 2988 wrote to memory of 2296	2988	svhost.exe	34
PID 2988 wrote to memory of 2296	2988	svhost.exe	34
PID 2988 wrote to memory of 2296	2988	svhost.exe	34
PID 2296 wrote to memory of 620	2296	svhost.exe	35
PID 2296 wrote to memory of 620	2296	svhost.exe	35
PID 2296 wrote to memory of 620	2296	svhost.exe	35
PID 2296 wrote to memory of 620	2296	svhost.exe	35

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe
"C:\Users\Admin\AppData\Local\Temp\68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:2452
- C:\Program Files\svhost\svhost.exe
  "C:\Program Files\svhost\svhost.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Users\Admin\AppData\Roaming\svhost.exe
    "C:\Users\Admin\AppData\Roaming\svhost.exe" /launchSelfAndExit "C:\Program Files\svhost\svhost.exe" 2988 /protectFile
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2296
  - - C:\Users\Admin\AppData\Roaming\svhost.exe
      "C:\Users\Admin\AppData\Roaming\svhost.exe" /watchProcess "C:\Program Files\svhost\svhost.exe" 2988 "/protectFile"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:620

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:2336

C:\Windows\system32\taskeng.exe
taskeng.exe {93D307EC-28C0-476C-A0A6-3DBA93C8CC89} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Program Files\svhost\svhost.exe
  "C:\Program Files\svhost\svhost.exe"
  2⤵
  - Executes dropped EXE
  PID:768

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files\svhost\svhost.exe

Filesize
924KB

MD5
b9941c3d4dbe7b3a7a74517ca5577e81

SHA1
ac5d234b16377491c3891dec2a628d2f13a5b6c5

SHA256
68c2573d2ba5a1f845aa42a24a63542fb8f8a97bc2223cb3d7f4cb674aa190b2

SHA512
01aed78d3b15e49c723a5c09caf8003d548d6fbc166fec989b0795f2723868d75c3a1bcd936115f0163d7750d50ec8c297a7b784851556c419b4869e178afc25

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

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
C:\Users\Admin\AppData\Roaming\svhost\err_2e76dc04b91f4090b8ce38a21dda6ce7.dat

Filesize
1KB

MD5
5c54d14b4bbde5406eb93ecf36820531

SHA1
8b5e69ba286868ea63be40a62689e042247528ab

SHA256
c86ae78e0a32bdf0fff7510663b2022628c74ad6efaa95969c00aaa3aef43740

SHA512
b4276089dc43ca57f1a6a980d43d61bb045d7ae9b58d3aa2164b25e620a0f68bd849a87fd7efb889cf16ba09bd210b44862582c3ccd42b2dd17c21ee696f9317

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/1972-4-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Filesize
9.9MB

Download
memory/1972-6-0x0000000000270000-0x0000000000278000-memory.dmp

Filesize
32KB

Download
memory/1972-7-0x0000000000310000-0x0000000000318000-memory.dmp

Filesize
32KB

Download
memory/1972-5-0x0000000000280000-0x0000000000292000-memory.dmp

Filesize
72KB

Download
memory/1972-33-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Filesize
9.9MB

Download
memory/1972-2-0x0000000002010000-0x000000000206C000-memory.dmp

Filesize
368KB

Download
memory/1972-0-0x000007FEF6003000-0x000007FEF6004000-memory.dmp

Filesize
4KB

Download
memory/1972-3-0x0000000000240000-0x000000000024E000-memory.dmp

Filesize
56KB

Download
memory/1972-1-0x0000000000340000-0x000000000042E000-memory.dmp

Filesize
952KB

Download
memory/2296-49-0x0000000001150000-0x0000000001158000-memory.dmp

Filesize
32KB

Download
memory/2336-23-0x0000000000C00000-0x0000000000C0C000-memory.dmp

Filesize
48KB

Download
memory/2452-18-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Filesize
9.9MB

Download
memory/2452-21-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Filesize
9.9MB

Download
memory/2452-17-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Filesize
9.9MB

Download
memory/2452-16-0x00000000008F0000-0x00000000008FC000-memory.dmp

Filesize
48KB

Download
memory/2988-32-0x0000000000C30000-0x0000000000D1E000-memory.dmp

Filesize
952KB

Download
memory/2988-34-0x0000000000660000-0x0000000000672000-memory.dmp

Filesize
72KB

Download
memory/2988-37-0x00000000006A0000-0x00000000006EE000-memory.dmp

Filesize
312KB

Download
memory/2988-38-0x00000000022D0000-0x00000000022E8000-memory.dmp

Filesize
96KB

Download
memory/2988-39-0x0000000002380000-0x0000000002390000-memory.dmp

Filesize
64KB

Download