orcus | 26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2025, 01:07

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General

Target

26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe
Size

923KB
MD5

e00843fe99b2fa2036c61033e7c0c3b7
SHA1

44e06566d15e861eb5e339ec89aa09e7d7d02d5c
SHA256

26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc
SHA512

1ad733322fe0ad89cbe664b1d2287651cdf6024861fb76c5508a8e4bd4db2a4f3a7704533b70a2205d0f83ed23827f21e3070c1325bccda8871598de547b0eec
SSDEEP

24576:tCW4MROxnF43ol5rrcI0AilFEvxHjMQ+:tCVMiGsrrcI0AilFEvxHj

Score

10^/10

orcus discovery persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

147.185.221.25:42649

Mutex

0a90560fd1de4ef0859fc02bececce78

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
%programfiles%\svhost\svhost.exe
reconnect_delay
10000
registry_keyname
svhost
taskscheduler_taskname
svhost
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 family
orcus

Orcus main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023c9b-37.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/1704-1-0x00000000005E0000-0x00000000006CC000-memory.dmp	orcus
behavioral2/files/0x0007000000023c9b-37.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation	svhost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation	svhost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe

Executes dropped EXE 6 IoCs

pid	Process
3412	WindowsInput.exe
1384	WindowsInput.exe
3748	svhost.exe
1540	svhost.exe
972	svhost.exe
1996	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-1-5-21-3625106387-4207083342-115176794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svhost = "\"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	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\svhost\svhost.exe	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe
File opened for modification	C:\Program Files\svhost\svhost.exe	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe
File created	C:\Program Files\svhost\svhost.exe.config	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.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 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3748	svhost.exe
3748	svhost.exe
1996	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe
3748	svhost.exe
1996	svhost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	svhost.exe
Token: SeDebugPrivilege	972	svhost.exe
Token: SeDebugPrivilege	1996	svhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3748	svhost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 3412	1704	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe	87
PID 1704 wrote to memory of 3412	1704	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe	87
PID 1704 wrote to memory of 3748	1704	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe	89
PID 1704 wrote to memory of 3748	1704	26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe	89
PID 3748 wrote to memory of 972	3748	svhost.exe	91
PID 3748 wrote to memory of 972	3748	svhost.exe	91
PID 3748 wrote to memory of 972	3748	svhost.exe	91
PID 972 wrote to memory of 1996	972	svhost.exe	92
PID 972 wrote to memory of 1996	972	svhost.exe	92
PID 972 wrote to memory of 1996	972	svhost.exe	92

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\26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe
"C:\Users\Admin\AppData\Local\Temp\26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:3412
- C:\Program Files\svhost\svhost.exe
  "C:\Program Files\svhost\svhost.exe"
  2⤵
  - Checks computer location settings
  - 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:3748
- - C:\Users\Admin\AppData\Roaming\svhost.exe
    "C:\Users\Admin\AppData\Roaming\svhost.exe" /launchSelfAndExit "C:\Program Files\svhost\svhost.exe" 3748 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:972
  - - C:\Users\Admin\AppData\Roaming\svhost.exe
      "C:\Users\Admin\AppData\Roaming\svhost.exe" /watchProcess "C:\Program Files\svhost\svhost.exe" 3748 "/protectFile"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1996

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:1384

C:\Program Files\svhost\svhost.exe
"C:\Program Files\svhost\svhost.exe"
1⤵
- Executes dropped EXE
PID:1540

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

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\svhost\svhost.exe

Filesize
923KB

MD5
e00843fe99b2fa2036c61033e7c0c3b7

SHA1
44e06566d15e861eb5e339ec89aa09e7d7d02d5c

SHA256
26ee8d814829b62ddeddc77a822d5e3cb8895e461230df96972f1aec5b86a1dc

SHA512
1ad733322fe0ad89cbe664b1d2287651cdf6024861fb76c5508a8e4bd4db2a4f3a7704533b70a2205d0f83ed23827f21e3070c1325bccda8871598de547b0eec

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_0a90560fd1de4ef0859fc02bececce78.dat

Filesize
1KB

MD5
878aad7cb09fa0ca74bda9d0be7703ae

SHA1
3169c4dfafd060b552f1e179cfd8b0c66a5e81ba

SHA256
0b3e7ad208a52608bcc9b41e155497db5f61e9894734b562c7e437ca28d0ffac

SHA512
86fcf1bc81963a245bf21b236e25f07d32faa355f99e548f81e9c50777f7e6608ce4061a285181c57afd8f1ece52dff53946ba3eb6bdbb8da51715a4aadebc2e

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/972-69-0x0000000000D70000-0x0000000000D78000-memory.dmp

Filesize
32KB

Download
memory/1704-8-0x000000001B400000-0x000000001B43C000-memory.dmp

Filesize
240KB

Download
memory/1704-7-0x0000000002980000-0x0000000002992000-memory.dmp

Filesize
72KB

Download
memory/1704-47-0x00007FFD26FA0000-0x00007FFD27A61000-memory.dmp

Filesize
10.8MB

Download
memory/1704-9-0x000000001BA20000-0x000000001BB2A000-memory.dmp

Filesize
1.0MB

Download
memory/1704-6-0x0000000000E80000-0x0000000000E88000-memory.dmp

Filesize
32KB

Download
memory/1704-5-0x0000000000E90000-0x0000000000EA2000-memory.dmp

Filesize
72KB

Download
memory/1704-0-0x00007FFD26FA3000-0x00007FFD26FA5000-memory.dmp

Filesize
8KB

Download
memory/1704-4-0x00007FFD26FA0000-0x00007FFD27A61000-memory.dmp

Filesize
10.8MB

Download
memory/1704-3-0x0000000000B80000-0x0000000000B8E000-memory.dmp

Filesize
56KB

Download
memory/1704-2-0x0000000000F40000-0x0000000000F9C000-memory.dmp

Filesize
368KB

Download
memory/1704-1-0x00000000005E0000-0x00000000006CC000-memory.dmp

Filesize
944KB

Download
memory/3412-24-0x00000000001A0000-0x00000000001AC000-memory.dmp

Filesize
48KB

Download
memory/3412-30-0x00007FFD26FA0000-0x00007FFD27A61000-memory.dmp

Filesize
10.8MB

Download
memory/3412-29-0x00007FFD26FA0000-0x00007FFD27A61000-memory.dmp

Filesize
10.8MB

Download
memory/3412-25-0x00007FFD26FA0000-0x00007FFD27A61000-memory.dmp

Filesize
10.8MB

Download
memory/3748-48-0x0000000000F20000-0x0000000000F32000-memory.dmp

Filesize
72KB

Download
memory/3748-51-0x000000001BC40000-0x000000001BC8E000-memory.dmp

Filesize
312KB

Download
memory/3748-53-0x000000001B340000-0x000000001B358000-memory.dmp

Filesize
96KB

Download
memory/3748-55-0x000000001B390000-0x000000001B3A0000-memory.dmp

Filesize
64KB

Download
memory/3748-54-0x000000001C320000-0x000000001C4E2000-memory.dmp

Filesize
1.8MB

Download