orcus | 86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0

General

Target

86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
Size

917KB
MD5

1b5125205daeb3d17c29d81f5e525e53
SHA1

d6f373b925f7b1a5bbd1950b0bd4c926bf3a9c41
SHA256

86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0
SHA512

11647e18982e379e39e38203f29efa064ee8435b5eff0005d1576b0077fbcb7f95afa52166b021a8ac2f4adb9dd132f9ef060c3cc98d3797a6dd638d62d2f490
SSDEEP

24576:5U04MROxnFH3XRM4VrrcI0AilFEvxHPRYooX:5mMihXlVrrcI0AilFEvxHP

Score

10^/10

orcus retard discovery persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Retard

C2

detoxify-21656.portmap.host:35923

Mutex

5d87dc1d65f54aca967b62380c79adea

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
C:\Program Files (x86)\Microsoft\svchost.exe
reconnect_delay
10000
registry_keyname
System.exe
taskscheduler_taskname
conhost.exe
watchdog_path
AppData\svchost.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

Processes:

resource	yara_rule
C:\Program Files (x86)\Microsoft\svchost.exe	family_orcus

Orcurs Rat Executable 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2360-1-0x00000000004E0000-0x00000000005CC000-memory.dmp	orcus
C:\Program Files (x86)\Microsoft\svchost.exe	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:

svchost.exe86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exesvchost.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	svchost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 6 IoCs

Processes:

WindowsInput.exeWindowsInput.exesvchost.exesvchost.exesvchost.exesvchost.exe

pid process

2896 WindowsInput.exe
3956 WindowsInput.exe
5092 svchost.exe
1612 svchost.exe
2664 svchost.exe
3548 svchost.exe

pid	process
2896	WindowsInput.exe
3956	WindowsInput.exe
5092	svchost.exe
1612	svchost.exe
2664	svchost.exe
3548	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.exe = "\"C:\\Program Files (x86)\\Microsoft\\svchost.exe\""	svchost.exe

Drops file in System32 directory 3 IoCs

Processes:

86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exeWindowsInput.exe

description	ioc	process
File created	C:\Windows\SysWOW64\WindowsInput.exe	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe

Drops file in Program Files directory 3 IoCs

Processes:

86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\svchost.exe	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
File opened for modification	C:\Program Files (x86)\Microsoft\svchost.exe	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
File created	C:\Program Files (x86)\Microsoft\svchost.exe.config	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.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:

svchost.exesvchost.exe86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exesvchost.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exesvchost.exe

pid	process
5092	svchost.exe
5092	svchost.exe
5092	svchost.exe
3548	svchost.exe
3548	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe
5092	svchost.exe
3548	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

svchost.exesvchost.exesvchost.exe

description pid process

Token: SeDebugPrivilege 5092 svchost.exe
Token: SeDebugPrivilege 2664 svchost.exe
Token: SeDebugPrivilege 3548 svchost.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchost.exe

pid process

5092 svchost.exe

description	pid	process
Token: SeDebugPrivilege	5092	svchost.exe
Token: SeDebugPrivilege	2664	svchost.exe
Token: SeDebugPrivilege	3548	svchost.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exesvchost.exesvchost.exe

description	pid	process	target process
PID 2360 wrote to memory of 2896	2360	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe	WindowsInput.exe
PID 2360 wrote to memory of 2896	2360	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe	WindowsInput.exe
PID 2360 wrote to memory of 5092	2360	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe	svchost.exe
PID 2360 wrote to memory of 5092	2360	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe	svchost.exe
PID 2360 wrote to memory of 5092	2360	86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe	svchost.exe
PID 5092 wrote to memory of 2664	5092	svchost.exe	svchost.exe
PID 5092 wrote to memory of 2664	5092	svchost.exe	svchost.exe
PID 5092 wrote to memory of 2664	5092	svchost.exe	svchost.exe
PID 2664 wrote to memory of 3548	2664	svchost.exe	svchost.exe
PID 2664 wrote to memory of 3548	2664	svchost.exe	svchost.exe
PID 2664 wrote to memory of 3548	2664	svchost.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.exe
"C:\Users\Admin\AppData\Local\Temp\86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0.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:2360
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:2896
- C:\Program Files (x86)\Microsoft\svchost.exe
  "C:\Program Files (x86)\Microsoft\svchost.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5092
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe" /launchSelfAndExit "C:\Program Files (x86)\Microsoft\svchost.exe" 5092 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe" /watchProcess "C:\Program Files (x86)\Microsoft\svchost.exe" 5092 "/protectFile"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3548

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:3956

C:\Program Files (x86)\Microsoft\svchost.exe
"C:\Program Files (x86)\Microsoft\svchost.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Microsoft\svchost.exe

Filesize
917KB

MD5
1b5125205daeb3d17c29d81f5e525e53

SHA1
d6f373b925f7b1a5bbd1950b0bd4c926bf3a9c41

SHA256
86c9768740b98bcb77204cf7457636abaeb90ae04395b12f0a2ac955bdf0eaf0

SHA512
11647e18982e379e39e38203f29efa064ee8435b5eff0005d1576b0077fbcb7f95afa52166b021a8ac2f4adb9dd132f9ef060c3cc98d3797a6dd638d62d2f490

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

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.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/2360-50-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-6-0x0000000005100000-0x0000000005192000-memory.dmp

Filesize
584KB

Download
memory/2360-7-0x00000000050E0000-0x00000000050F2000-memory.dmp

Filesize
72KB

Download
memory/2360-8-0x00000000050F0000-0x00000000050F8000-memory.dmp

Filesize
32KB

Download
memory/2360-9-0x0000000005640000-0x0000000005662000-memory.dmp

Filesize
136KB

Download
memory/2360-5-0x00000000057C0000-0x0000000005D64000-memory.dmp

Filesize
5.6MB

Download
memory/2360-4-0x0000000004F20000-0x0000000004F7C000-memory.dmp

Filesize
368KB

Download
memory/2360-0-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/2360-3-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1-0x00000000004E0000-0x00000000005CC000-memory.dmp

Filesize
944KB

Download
memory/2360-2-0x0000000002950000-0x000000000295E000-memory.dmp

Filesize
56KB

Download
memory/2664-71-0x0000000000040000-0x0000000000048000-memory.dmp

Filesize
32KB

Download
memory/2896-27-0x00007FF916680000-0x00007FF917141000-memory.dmp

Filesize
10.8MB

Download
memory/2896-31-0x00007FF916680000-0x00007FF917141000-memory.dmp

Filesize
10.8MB

Download
memory/2896-26-0x000000001C210000-0x000000001C24C000-memory.dmp

Filesize
240KB

Download
memory/2896-25-0x0000000000D00000-0x0000000000D12000-memory.dmp

Filesize
72KB

Download
memory/2896-24-0x0000000000530000-0x000000000053C000-memory.dmp

Filesize
48KB

Download
memory/2896-23-0x00007FF916683000-0x00007FF916685000-memory.dmp

Filesize
8KB

Download
memory/3956-33-0x00007FF916680000-0x00007FF917141000-memory.dmp

Filesize
10.8MB

Download
memory/3956-34-0x000000001A2B0000-0x000000001A3BA000-memory.dmp

Filesize
1.0MB

Download
memory/3956-75-0x00007FF916680000-0x00007FF917141000-memory.dmp

Filesize
10.8MB

Download
memory/5092-55-0x0000000007330000-0x00000000074F2000-memory.dmp

Filesize
1.8MB

Download
memory/5092-56-0x0000000007000000-0x0000000007010000-memory.dmp

Filesize
64KB

Download
memory/5092-57-0x0000000007740000-0x000000000774A000-memory.dmp

Filesize
40KB

Download
memory/5092-54-0x0000000006F90000-0x0000000006FA8000-memory.dmp

Filesize
96KB

Download
memory/5092-52-0x0000000006600000-0x000000000664E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads