orcus | e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-10-2024 01:43

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General

Target

e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
Size

917KB
MD5

039debd99027407f731d115001b806c7
SHA1

7ee0fab4884c61693628691f8c7efc381c5336c2
SHA256

e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6
SHA512

fdcbbcef6117c65f74d21ae8a1cb2cf6730f395ce57805b205845dba5dac6e56df9c81dc72f91a96c32e241c85c1cacfcb53ac739ca1c92fc8ab8106b555afc1
SSDEEP

24576:9eu4MROxnFH3qkTZ2rZlI0AilFEvxHilI+:9etMihMrZlI0AilFEvxHil

Score

10^/10

orcus retard discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Retard

detoxify-21656.portmap.host:35923

Mutex

d4ac76608be445ca91ed380bdd064484

Attributes

autostart_method
Registry
enable_keylogger
true
install_path
C:\Windows\syscon.exe
reconnect_delay
10000
registry_keyname
svchost.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

resource	yara_rule
behavioral2/files/0x0008000000023c8b-55.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c8b-55.dat	orcus
behavioral2/memory/388-66-0x0000000000580000-0x000000000066C000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	syscon.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 6 IoCs

pid	Process
4080	WindowsInput.exe
4792	WindowsInput.exe
388	syscon.exe
1220	syscon.exe
5000	svchost.exe
3412	svchost.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.exe	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File created	C:\Windows\syscon.exe	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File opened for modification	C:\Windows\syscon.exe	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File created	C:\Windows\syscon.exe.config	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File opened for modification	C:\Windows\assembly	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
File created	C:\Windows\assembly\Desktop.ini	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3412	svchost.exe
3412	svchost.exe
388	syscon.exe
388	syscon.exe
388	syscon.exe
388	syscon.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe
388	syscon.exe
3412	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	388	syscon.exe
Token: SeDebugPrivilege	5000	svchost.exe
Token: SeDebugPrivilege	3412	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
388	syscon.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2848	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	87
PID 2140 wrote to memory of 2848	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	87
PID 2848 wrote to memory of 3700	2848	csc.exe	89
PID 2848 wrote to memory of 3700	2848	csc.exe	89
PID 2140 wrote to memory of 4080	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	90
PID 2140 wrote to memory of 4080	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	90
PID 2140 wrote to memory of 388	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	92
PID 2140 wrote to memory of 388	2140	e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe	92
PID 388 wrote to memory of 5000	388	syscon.exe	96
PID 388 wrote to memory of 5000	388	syscon.exe	96
PID 388 wrote to memory of 5000	388	syscon.exe	96
PID 5000 wrote to memory of 3412	5000	svchost.exe	99
PID 5000 wrote to memory of 3412	5000	svchost.exe	99
PID 5000 wrote to memory of 3412	5000	svchost.exe	99

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\e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.exe
"C:\Users\Admin\AppData\Local\Temp\e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6.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:2140
- 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\t8tiz0r2.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2848
- - 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\RESC7F4.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCC7F3.tmp"
    3⤵
    PID:3700
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:4080
- C:\Windows\syscon.exe
  "C:\Windows\syscon.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:388
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe" /launchSelfAndExit "C:\Windows\syscon.exe" 388 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5000
  - - C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe" /watchProcess "C:\Windows\syscon.exe" 388 "/protectFile"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3412

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:4792

C:\Windows\syscon.exe
C:\Windows\syscon.exe
1⤵
- Executes dropped EXE
PID:1220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\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\Local\Temp\RESC7F4.tmp

Filesize
1KB

MD5
78af222dcb4c51b223da90d0d0180634

SHA1
878db65a8875e41476027925d3f45513983784e7

SHA256
0ad84d29eb79a5dbb9cd5963b5e7f3a58a71a89657dab7403cb19595b6f1ef6a

SHA512
c6be69ada378b4dbcc78b0d066273ef0e351f350ccd0b392ffda10a80b4f6fc144487c6469f465417d04e73950d00adad37439629e279e0f51ca1414ec3f7fda

Download Submit
C:\Users\Admin\AppData\Local\Temp\t8tiz0r2.dll

Filesize
76KB

MD5
e54463c3b8b4837892f5b090353ea265

SHA1
f1b1f08bc452cf1ebff73b005aeed9c01806afec

SHA256
ad18116f4d19a9595cf4bcaea76caa85e1ec12469847cae60b1ecea731f6fd66

SHA512
ed0782981ff5014fa34a6f370beef796ea68582508ef09e0f7843e2e26819d22089d6669943a8aef48371562cfb0b370d62ece0ccbc27b0314b45176db6e62aa

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
C:\Windows\syscon.exe

Filesize
917KB

MD5
039debd99027407f731d115001b806c7

SHA1
7ee0fab4884c61693628691f8c7efc381c5336c2

SHA256
e2c97f6df88c5b588867c5a4c9c260a0a295157b7c0f9cd87c3be07c2ef87bf6

SHA512
fdcbbcef6117c65f74d21ae8a1cb2cf6730f395ce57805b205845dba5dac6e56df9c81dc72f91a96c32e241c85c1cacfcb53ac739ca1c92fc8ab8106b555afc1

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSCC7F3.tmp

Filesize
676B

MD5
16f36778f796f0f994576f96b644bf17

SHA1
71456e472f7f7020fb98f7a0a9ca4f449c84cbc3

SHA256
6641657bd87fc702e95865d6430672e4d7028a4bbaf001d90953d6a0c572a4b3

SHA512
584f46ce13fb9c8184cc27f5d2bf6e72910d1d0e12b23814be2f5c80a0dceec316edd2f9d445577a2c88a984756f6123e82ac7bc3b17843801c7f876654d771c

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\t8tiz0r2.0.cs

Filesize
208KB

MD5
828cd90b4e4b874f126791adf0a63fac

SHA1
3c50092c2ef626dab8ea5c6a98c23d08cae1e809

SHA256
dd66de28644cd3db11c291d208f6139e595c1004f714c4cc0e082c5fc69b0377

SHA512
270200c4c3235634838d819ccd8e30272e05ff33205ee4fbdfabd2318a3da16869261a5df0216ba4928950a722ad182bcadc4c9f185a02a2b372aa91ed1fc05b

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\t8tiz0r2.cmdline

Filesize
349B

MD5
c3f4f56e1b857c3819499e08947f1b16

SHA1
190a5fb06cd229536e4079786ef38204249ec908

SHA256
d376268a0b2d54ab30561e6d88c3ccb66f0b512fec3d796d26d84a50f8408194

SHA512
2c1513e6c79981c2bd387c74f3b5be91a5f36e545022dfc179bb9a3bf4e5d8f7ad4a0230fa1f4844fddfa08379969fe3195fe4b6706cc061ac09f39410780936

Download Submit
memory/388-72-0x000000001B8F0000-0x000000001B900000-memory.dmp

Filesize
64KB

Download
memory/388-68-0x0000000002880000-0x0000000002892000-memory.dmp

Filesize
72KB

Download
memory/388-66-0x0000000000580000-0x000000000066C000-memory.dmp

Filesize
944KB

Download
memory/388-69-0x000000001B5F0000-0x000000001B63E000-memory.dmp

Filesize
312KB

Download
memory/388-71-0x000000001B7D0000-0x000000001B7E8000-memory.dmp

Filesize
96KB

Download
memory/388-73-0x000000001BD20000-0x000000001BEE2000-memory.dmp

Filesize
1.8MB

Download
memory/2140-67-0x00007FF873E70000-0x00007FF874811000-memory.dmp

Filesize
9.6MB

Download
memory/2140-8-0x000000001CC30000-0x000000001CCCC000-memory.dmp

Filesize
624KB

Download
memory/2140-26-0x00000000018D0000-0x00000000018D8000-memory.dmp

Filesize
32KB

Download
memory/2140-25-0x0000000001950000-0x0000000001962000-memory.dmp

Filesize
72KB

Download
memory/2140-1-0x00007FF873E70000-0x00007FF874811000-memory.dmp

Filesize
9.6MB

Download
memory/2140-2-0x000000001C020000-0x000000001C07C000-memory.dmp

Filesize
368KB

Download
memory/2140-5-0x000000001C190000-0x000000001C19E000-memory.dmp

Filesize
56KB

Download
memory/2140-6-0x00007FF873E70000-0x00007FF874811000-memory.dmp

Filesize
9.6MB

Download
memory/2140-7-0x000000001C6C0000-0x000000001CB8E000-memory.dmp

Filesize
4.8MB

Download
memory/2140-23-0x000000001D2F0000-0x000000001D306000-memory.dmp

Filesize
88KB

Download
memory/2140-27-0x000000001D330000-0x000000001D350000-memory.dmp

Filesize
128KB

Download
memory/2140-0-0x00007FF874125000-0x00007FF874126000-memory.dmp

Filesize
4KB

Download
memory/2848-14-0x00007FF873E70000-0x00007FF874811000-memory.dmp

Filesize
9.6MB

Download
memory/2848-21-0x00007FF873E70000-0x00007FF874811000-memory.dmp

Filesize
9.6MB

Download
memory/4080-44-0x000000001B650000-0x000000001B68C000-memory.dmp

Filesize
240KB

Download
memory/4080-43-0x0000000002AE0000-0x0000000002AF2000-memory.dmp

Filesize
72KB

Download
memory/4080-42-0x0000000000A40000-0x0000000000A4C000-memory.dmp

Filesize
48KB

Download
memory/4080-41-0x00007FF870683000-0x00007FF870685000-memory.dmp

Filesize
8KB

Download
memory/4792-49-0x000000001A100000-0x000000001A20A000-memory.dmp

Filesize
1.0MB

Download
memory/5000-87-0x00000000007A0000-0x00000000007A8000-memory.dmp

Filesize
32KB

Download