orcus | b554655fd8f7c0af47fde80bb407cfd3720cf711c035fb5baccde237a4bf6767

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15-07-2024 04:13

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General

Target

482d22b0e2645800df97a50361729262_JaffaCakes118.exe
Size

1.1MB
MD5

482d22b0e2645800df97a50361729262
SHA1

dd840651c26eb3ae32c1d5eea34082732faec57d
SHA256

b554655fd8f7c0af47fde80bb407cfd3720cf711c035fb5baccde237a4bf6767
SHA512

9d4013a210bc0da6e7f819913e2bbd55c61de7a9d3c9daf18b8bccad9c94a4b0b2344333d7de316dad154eb8f0c0d4731f45b997b24102e0dc8a13b3ed7b3305
SSDEEP

24576:QqnRVYFHkcOqNe8q1AKW9LjGgXt3fiye:QqnUVkcOqNemGot3

Score

10^/10

orcus other persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Other

192.168.1.18:8888

Mutex

23c1575a56274e09adaece4c5bafe7c2

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
%programfiles%\Windows Defender\MsNpEng.exe
reconnect_delay
10000
registry_keyname
WindowsDefender
taskscheduler_taskname
Orcus
watchdog_path
Temp\svchost.exe

Signatures

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

Orcurs Rat Executable 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/316-13-0x0000000000400000-0x0000000000504000-memory.dmp	orcus
behavioral1/memory/316-11-0x0000000000400000-0x0000000000504000-memory.dmp	orcus
behavioral1/memory/316-9-0x0000000000400000-0x0000000000504000-memory.dmp	orcus
behavioral1/memory/316-6-0x0000000000400000-0x0000000000504000-memory.dmp	orcus
behavioral1/memory/316-5-0x0000000000400000-0x0000000000504000-memory.dmp	orcus

Executes dropped EXE 6 IoCs

Processes:

WindowsInput.exeWindowsInput.exeMsNpEng.exeMsNpEng.exeMsNpEng.exeMsNpEng.exe

pid	Process
2328	WindowsInput.exe
2268	WindowsInput.exe
2360	MsNpEng.exe
2616	MsNpEng.exe
2024	MsNpEng.exe
1032	MsNpEng.exe

Loads dropped DLL 2 IoCs

Processes:

482d22b0e2645800df97a50361729262_JaffaCakes118.exe

pid	Process
316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe
316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

MsNpEng.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "\"C:\\Program Files (x86)\\Windows Defender\\MsNpEng.exe\""	MsNpEng.exe

Drops file in System32 directory 3 IoCs

Processes:

WindowsInput.exe482d22b0e2645800df97a50361729262_JaffaCakes118.exe

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe	482d22b0e2645800df97a50361729262_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	482d22b0e2645800df97a50361729262_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

482d22b0e2645800df97a50361729262_JaffaCakes118.exeMsNpEng.exeMsNpEng.exe

description	pid	Process	procid_target
PID 2316 set thread context of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2360 set thread context of 2616	2360	MsNpEng.exe	34
PID 2024 set thread context of 1032	2024	MsNpEng.exe	37

Drops file in Program Files directory 3 IoCs

Processes:

482d22b0e2645800df97a50361729262_JaffaCakes118.exe

description	ioc	Process
File created	C:\Program Files (x86)\Windows Defender\MsNpEng.exe	482d22b0e2645800df97a50361729262_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MsNpEng.exe	482d22b0e2645800df97a50361729262_JaffaCakes118.exe
File created	C:\Program Files (x86)\Windows Defender\MsNpEng.exe.config	482d22b0e2645800df97a50361729262_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MsNpEng.exe

description	pid	Process
Token: SeDebugPrivilege	2616	MsNpEng.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MsNpEng.exe

pid	Process
2616	MsNpEng.exe

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

482d22b0e2645800df97a50361729262_JaffaCakes118.exe482d22b0e2645800df97a50361729262_JaffaCakes118.exeMsNpEng.exetaskeng.exeMsNpEng.exe

description	pid	Process	procid_target
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 2316 wrote to memory of 316	2316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	30
PID 316 wrote to memory of 2328	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	31
PID 316 wrote to memory of 2328	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	31
PID 316 wrote to memory of 2328	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	31
PID 316 wrote to memory of 2328	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	31
PID 316 wrote to memory of 2360	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	33
PID 316 wrote to memory of 2360	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	33
PID 316 wrote to memory of 2360	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	33
PID 316 wrote to memory of 2360	316	482d22b0e2645800df97a50361729262_JaffaCakes118.exe	33
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 2360 wrote to memory of 2616	2360	MsNpEng.exe	34
PID 1304 wrote to memory of 2024	1304	taskeng.exe	36
PID 1304 wrote to memory of 2024	1304	taskeng.exe	36
PID 1304 wrote to memory of 2024	1304	taskeng.exe	36
PID 1304 wrote to memory of 2024	1304	taskeng.exe	36
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37
PID 2024 wrote to memory of 1032	2024	MsNpEng.exe	37

C:\Users\Admin\AppData\Local\Temp\482d22b0e2645800df97a50361729262_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\482d22b0e2645800df97a50361729262_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\482d22b0e2645800df97a50361729262_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\482d22b0e2645800df97a50361729262_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:316
- - C:\Windows\SysWOW64\WindowsInput.exe
    "C:\Windows\SysWOW64\WindowsInput.exe" --install
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    PID:2328
- - C:\Program Files (x86)\Windows Defender\MsNpEng.exe
    "C:\Program Files (x86)\Windows Defender\MsNpEng.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2360
  - - C:\Program Files (x86)\Windows Defender\MsNpEng.exe
      "C:\Program Files (x86)\Windows Defender\MsNpEng.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2616

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:2268

C:\Windows\system32\taskeng.exe
taskeng.exe {5E9DA41D-F21E-46BE-B15B-678AD61A10B1} S-1-5-21-3294248377-1418901787-4083263181-1000:FMEDFXFE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Program Files (x86)\Windows Defender\MsNpEng.exe
  "C:\Program Files (x86)\Windows Defender\MsNpEng.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Program Files (x86)\Windows Defender\MsNpEng.exe
    "C:\Program Files (x86)\Windows Defender\MsNpEng.exe"
    3⤵
    - Executes dropped EXE
    PID:1032

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:\Windows\SysWOW64\WindowsInput.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Program Files (x86)\Windows Defender\MsNpEng.exe

Filesize
1.1MB

MD5
482d22b0e2645800df97a50361729262

SHA1
dd840651c26eb3ae32c1d5eea34082732faec57d

SHA256
b554655fd8f7c0af47fde80bb407cfd3720cf711c035fb5baccde237a4bf6767

SHA512
9d4013a210bc0da6e7f819913e2bbd55c61de7a9d3c9daf18b8bccad9c94a4b0b2344333d7de316dad154eb8f0c0d4731f45b997b24102e0dc8a13b3ed7b3305

Download Submit
\Windows\SysWOW64\WindowsInput.exe

Filesize
21KB

MD5
e6fcf516d8ed8d0d4427f86e08d0d435

SHA1
c7691731583ab7890086635cb7f3e4c22ca5e409

SHA256
8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

SHA512
c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

Download Submit
memory/316-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/316-43-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-11-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-9-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-13-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-6-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-5-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-4-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-15-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-3-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/316-18-0x00000000007F0000-0x000000000084C000-memory.dmp

Filesize
368KB

Download
memory/316-17-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/316-16-0x0000000000580000-0x000000000058E000-memory.dmp

Filesize
56KB

Download
memory/316-20-0x00000000005D0000-0x00000000005E2000-memory.dmp

Filesize
72KB

Download
memory/1032-71-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2316-14-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-2-0x00000000001C0000-0x00000000001C8000-memory.dmp

Filesize
32KB

Download
memory/2316-1-0x0000000001240000-0x0000000001360000-memory.dmp

Filesize
1.1MB

Download
memory/2316-0-0x00000000742DE000-0x00000000742DF000-memory.dmp

Filesize
4KB

Download
memory/2316-19-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2328-29-0x0000000000D00000-0x0000000000D0C000-memory.dmp

Filesize
48KB

Download
memory/2360-44-0x0000000000A30000-0x0000000000B50000-memory.dmp

Filesize
1.1MB

Download
memory/2616-58-0x0000000000390000-0x00000000003A2000-memory.dmp

Filesize
72KB

Download
memory/2616-59-0x0000000002440000-0x000000000248E000-memory.dmp

Filesize
312KB

Download
memory/2616-60-0x00000000022A0000-0x00000000022B8000-memory.dmp

Filesize
96KB

Download
memory/2616-61-0x0000000002490000-0x00000000024A0000-memory.dmp

Filesize
64KB

Download
memory/2616-53-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download