orcus | f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2025, 01:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
Size

920KB
MD5

b08bc930dc90e54bc888a9b8195ecc12
SHA1

3019337f580bdc0c54c01a79e5144143fe10f17d
SHA256

f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8
SHA512

c3b8f048730ce8a0ac767bcdf970189af6034a2a7e6e7360b111f83008b32665c4f6cc9e23e4cbe8228931f1a0a56bfe1c89a776aafbbe49b898814fe38c3f20
SSDEEP

24576:bwV4MROxnFZ3+kTZ1rZlI0AilFEvxHirXrD4:bwCMi7nrZlI0AilFEvxHir

Score

10^/10

orcus fake2 discovery persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

fake2

192.168.50.22:10134

Mutex

d4279019eb0e484a85ded599a3e44bc6

Attributes

autostart_method
Registry
enable_keylogger
false
install_path
%appdata%\fake2\fake2.exe
reconnect_delay
10000
registry_keyname
fake2
taskscheduler_taskname
fakee2
watchdog_path
AppData\fake2.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/0x0008000000023cb7-54.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023cb7-54.dat	orcus
behavioral2/memory/3852-65-0x0000000000AF0000-0x0000000000BDC000-memory.dmp	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	fake2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	fake2.exe

Executes dropped EXE 6 IoCs

pid	Process
4120	WindowsInput.exe
756	WindowsInput.exe
3852	fake2.exe
532	fake2.exe
4876	fake2.exe
5100	fake2.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fake2 = "\"C:\\Users\\Admin\\AppData\\Roaming\\fake2\\fake2.exe\""	fake2.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.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	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
File created	C:\Windows\assembly\Desktop.ini	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.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	fake2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fake2.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3852	fake2.exe
3852	fake2.exe
3852	fake2.exe
5100	fake2.exe
5100	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe
3852	fake2.exe
5100	fake2.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4876	fake2.exe
Token: SeDebugPrivilege	3852	fake2.exe
Token: SeDebugPrivilege	5100	fake2.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 4500	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	82
PID 2748 wrote to memory of 4500	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	82
PID 4500 wrote to memory of 4972	4500	csc.exe	84
PID 4500 wrote to memory of 4972	4500	csc.exe	84
PID 2748 wrote to memory of 4120	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	85
PID 2748 wrote to memory of 4120	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	85
PID 2748 wrote to memory of 3852	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	87
PID 2748 wrote to memory of 3852	2748	f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe	87
PID 3852 wrote to memory of 4876	3852	fake2.exe	89
PID 3852 wrote to memory of 4876	3852	fake2.exe	89
PID 3852 wrote to memory of 4876	3852	fake2.exe	89
PID 4876 wrote to memory of 5100	4876	fake2.exe	90
PID 4876 wrote to memory of 5100	4876	fake2.exe	90
PID 4876 wrote to memory of 5100	4876	fake2.exe	90

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\f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe
"C:\Users\Admin\AppData\Local\Temp\f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
  "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\kx593qlt.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4500
- - C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESCC1B.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCCC1A.tmp"
    3⤵
    PID:4972
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:4120
- C:\Users\Admin\AppData\Roaming\fake2\fake2.exe
  "C:\Users\Admin\AppData\Roaming\fake2\fake2.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 WriteProcessMemory
  PID:3852
- - C:\Users\Admin\AppData\Roaming\fake2.exe
    "C:\Users\Admin\AppData\Roaming\fake2.exe" /launchSelfAndExit "C:\Users\Admin\AppData\Roaming\fake2\fake2.exe" 3852 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4876
  - - C:\Users\Admin\AppData\Roaming\fake2.exe
      "C:\Users\Admin\AppData\Roaming\fake2.exe" /watchProcess "C:\Users\Admin\AppData\Roaming\fake2\fake2.exe" 3852 "/protectFile"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5100

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:756

C:\Users\Admin\AppData\Roaming\fake2\fake2.exe
C:\Users\Admin\AppData\Roaming\fake2\fake2.exe
1⤵
- Executes dropped EXE
PID:532

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\fake2.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESCC1B.tmp

Filesize
1KB

MD5
798c2b45f6fe7d414f47a07eb83f7c17

SHA1
110ec82d4a1099339555e2b6ae3fbc3b51160628

SHA256
97322808d840e58de933d49a7186112f59c60f1a190cc140bb318a126c54368b

SHA512
cfd74a5e7288ac112bc2858e38a0b6a5a8d02f589698a9be9b2e26f7f7a04ec4207383c6058a1ecb45fe382e0d47a1f09aece2edc61c89078831744d932f959f

Download Submit
C:\Users\Admin\AppData\Local\Temp\kx593qlt.dll

Filesize
76KB

MD5
4ae562459ec2e6110dc83197c7a675bb

SHA1
6073a9a654d1b15ae407ea3424b6bf8d62d5fe40

SHA256
f7b8b9f0225abb198aa27189e46906c5c79c322aa20b8d020938d35a9053952a

SHA512
e88f1b330991eeef7656a238a4252346a0985c5ebae472a357971d9b07e7da3b5ee603fa8e420795248a491bafed376652dec4f867eb6343acedda826b2fddba

Download Submit
C:\Users\Admin\AppData\Roaming\fake2.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
C:\Users\Admin\AppData\Roaming\fake2\fake2.exe

Filesize
920KB

MD5
b08bc930dc90e54bc888a9b8195ecc12

SHA1
3019337f580bdc0c54c01a79e5144143fe10f17d

SHA256
f15288549b3206cac5192ee6449f4b1f2ed796e3a7e72dad63b239e4660447f8

SHA512
c3b8f048730ce8a0ac767bcdf970189af6034a2a7e6e7360b111f83008b32665c4f6cc9e23e4cbe8228931f1a0a56bfe1c89a776aafbbe49b898814fe38c3f20

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
\??\c:\Users\Admin\AppData\Local\Temp\CSCCC1A.tmp

Filesize
676B

MD5
c0687b87b0d6b16cff18fab043abbe38

SHA1
908fc14bbe05d52ce18b7ad54226cf011eb98912

SHA256
d370ca9753eaabd6cfee42590649aa997350e684fe8117df48e9103bc078ac30

SHA512
62ace48640dea6175ae12c964bb1aab6550af25a98d54a48eaaab95a361197fa0f911906293565f272f5a1709a9a1755f2eddbeede6ee1297bc24fa6d38ba6b2

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\kx593qlt.0.cs

Filesize
208KB

MD5
666a535aea3c55f005c1ce79fb98aee6

SHA1
308d1a8cadbb564ae0d74899a36a94895efa764f

SHA256
819d5854949905bb0d924d1d9fc2120f4e81bc435a868a3419d662f1a315d1d3

SHA512
b22af6aba6c01f3b3fb9b59e7c28621db56f8d687026ed5ba6f737f7b2c101031ef5f94159ff0fd84491bdd0bb623eb087094a2ee23bad58200312b78bfd1e7e

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\kx593qlt.cmdline

Filesize
349B

MD5
ba5062aafaf722ae8b81c09a0be92c25

SHA1
9164ec04e3360f36a18b5d396badd05385af3e98

SHA256
804bad1f3cd75d813ceb9d36aa17a3ef6d87a01768c9113e76f437c06726ddff

SHA512
14bd25138de1b3f388baaf3263dd0078d7cece99170c0a87b08ab9f7cbf33c4ab2125fc70d32b392f6fb23dcf766fbff1bb0667cc622db246d8b6feb7f839e11

Download Submit
memory/756-48-0x0000000019F00000-0x000000001A00A000-memory.dmp

Filesize
1.0MB

Download
memory/2748-25-0x0000000001590000-0x00000000015A2000-memory.dmp

Filesize
72KB

Download
memory/2748-1-0x00007FF9D5A20000-0x00007FF9D63C1000-memory.dmp

Filesize
9.6MB

Download
memory/2748-23-0x000000001C820000-0x000000001C836000-memory.dmp

Filesize
88KB

Download
memory/2748-8-0x00007FF9D5A20000-0x00007FF9D63C1000-memory.dmp

Filesize
9.6MB

Download
memory/2748-0-0x00007FF9D5CD5000-0x00007FF9D5CD6000-memory.dmp

Filesize
4KB

Download
memory/2748-26-0x000000001CE50000-0x000000001CE70000-memory.dmp

Filesize
128KB

Download
memory/2748-7-0x000000001C750000-0x000000001C7EC000-memory.dmp

Filesize
624KB

Download
memory/2748-6-0x000000001C1E0000-0x000000001C6AE000-memory.dmp

Filesize
4.8MB

Download
memory/2748-2-0x000000001BB00000-0x000000001BB5C000-memory.dmp

Filesize
368KB

Download
memory/2748-64-0x00007FF9D5A20000-0x00007FF9D63C1000-memory.dmp

Filesize
9.6MB

Download
memory/2748-5-0x000000001BD00000-0x000000001BD0E000-memory.dmp

Filesize
56KB

Download
memory/3852-66-0x0000000002D70000-0x0000000002D82000-memory.dmp

Filesize
72KB

Download
memory/3852-65-0x0000000000AF0000-0x0000000000BDC000-memory.dmp

Filesize
944KB

Download
memory/3852-67-0x000000001C610000-0x000000001C65E000-memory.dmp

Filesize
312KB

Download
memory/3852-69-0x000000001C7A0000-0x000000001C7B8000-memory.dmp

Filesize
96KB

Download
memory/3852-70-0x000000001CB60000-0x000000001CB70000-memory.dmp

Filesize
64KB

Download
memory/4120-43-0x0000000002990000-0x00000000029CC000-memory.dmp

Filesize
240KB

Download
memory/4120-42-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/4120-41-0x00000000008A0000-0x00000000008AC000-memory.dmp

Filesize
48KB

Download
memory/4120-40-0x00007FF9D2C13000-0x00007FF9D2C15000-memory.dmp

Filesize
8KB

Download
memory/4500-16-0x00007FF9D5A20000-0x00007FF9D63C1000-memory.dmp

Filesize
9.6MB

Download
memory/4500-21-0x00007FF9D5A20000-0x00007FF9D63C1000-memory.dmp

Filesize
9.6MB

Download
memory/4876-84-0x0000000000760000-0x0000000000768000-memory.dmp

Filesize
32KB

Download