orcus | a58d0d19ebeb7f3ff0ad74eb9606a71a7d3960099ba5de5b295f79dcd4216a2d

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 03:43

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General

Target

28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
Size

917KB
MD5

28260a8f637d0d6dfdad0461e24eacac
SHA1

14e42641eb6cd50a37fea63bf7c11b69f30eb3a6
SHA256

a58d0d19ebeb7f3ff0ad74eb9606a71a7d3960099ba5de5b295f79dcd4216a2d
SHA512

3a29c8a837f225c64534bd786ae6d935f857fb94b5a9f44ae8e56a3f2d3e6d6175ca0d60f4bc7c5cce441bbb4e49a1ef0ae1334e5ede8e836da7e618a3b2246d
SSDEEP

24576:oBT4MROxnFD3XEsYxrZlI0AilFEvxHi0/:oB0MiJirZlI0AilFEvxHi

Score

10^/10

orcus persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

0.tcp.ngrok.io:10836

Mutex

f3b2c54fefc748608450f2a783561b9b

Attributes

autostart_method
Registry
enable_keylogger
false
install_path
%programfiles%\sysfiles\svchost.exe
reconnect_delay
10000
registry_keyname
OWO
taskscheduler_taskname
Orcus
watchdog_path
AppData\wd.exe

Signatures

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

Orcus main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023374-54.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023374-54.dat	orcus
behavioral2/memory/3424-64-0x0000000000880000-0x000000000096A000-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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	svchost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	wd.exe

Executes dropped EXE 6 IoCs

pid	Process
396	WindowsInput.exe
3360	WindowsInput.exe
3424	svchost.exe
2284	svchost.exe
4524	wd.exe
1236	wd.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-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OWO = "\"C:\\Program Files\\sysfiles\\svchost.exe\""	svchost.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
34	0.tcp.ngrok.io
74	0.tcp.ngrok.io
78	0.tcp.ngrok.io

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	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\sysfiles\svchost.exe	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File opened for modification	C:\Program Files\sysfiles\svchost.exe	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File created	C:\Program Files\sysfiles\svchost.exe.config	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3424	svchost.exe
3424	svchost.exe
3424	svchost.exe
1236	wd.exe
1236	wd.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe
3424	svchost.exe
1236	wd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4524	wd.exe
Token: SeDebugPrivilege	3424	svchost.exe
Token: SeDebugPrivilege	1236	wd.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3424	svchost.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3424	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 1132	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	85
PID 1332 wrote to memory of 1132	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	85
PID 1132 wrote to memory of 2316	1132	csc.exe	88
PID 1132 wrote to memory of 2316	1132	csc.exe	88
PID 1332 wrote to memory of 396	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	89
PID 1332 wrote to memory of 396	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	89
PID 1332 wrote to memory of 3424	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	91
PID 1332 wrote to memory of 3424	1332	28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe	91
PID 3424 wrote to memory of 4524	3424	svchost.exe	95
PID 3424 wrote to memory of 4524	3424	svchost.exe	95
PID 3424 wrote to memory of 4524	3424	svchost.exe	95
PID 4524 wrote to memory of 1236	4524	wd.exe	96
PID 4524 wrote to memory of 1236	4524	wd.exe	96
PID 4524 wrote to memory of 1236	4524	wd.exe	96

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\28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\28260a8f637d0d6dfdad0461e24eacac_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1332
- 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\ixgixpro.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1132
- - 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\RES379B.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC379A.tmp"
    3⤵
    PID:2316
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:396
- C:\Program Files\sysfiles\svchost.exe
  "C:\Program Files\sysfiles\svchost.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 FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3424
- - C:\Users\Admin\AppData\Roaming\wd.exe
    "C:\Users\Admin\AppData\Roaming\wd.exe" /launchSelfAndExit "C:\Program Files\sysfiles\svchost.exe" 3424
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4524
  - - C:\Users\Admin\AppData\Roaming\wd.exe
      "C:\Users\Admin\AppData\Roaming\wd.exe" /watchProcess "C:\Program Files\sysfiles\svchost.exe" 3424
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1236

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:3360

C:\Program Files\sysfiles\svchost.exe
"C:\Program Files\sysfiles\svchost.exe"
1⤵
- Executes dropped EXE
PID:2284

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

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Program Files\sysfiles\svchost.exe

Filesize
917KB

MD5
28260a8f637d0d6dfdad0461e24eacac

SHA1
14e42641eb6cd50a37fea63bf7c11b69f30eb3a6

SHA256
a58d0d19ebeb7f3ff0ad74eb9606a71a7d3960099ba5de5b295f79dcd4216a2d

SHA512
3a29c8a837f225c64534bd786ae6d935f857fb94b5a9f44ae8e56a3f2d3e6d6175ca0d60f4bc7c5cce441bbb4e49a1ef0ae1334e5ede8e836da7e618a3b2246d

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

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES379B.tmp

Filesize
1KB

MD5
8a939bb80d49095ffb4771bddcace9ce

SHA1
5e11074e90d1bb526e72cc17d96ec71cc99909e3

SHA256
9f2c10464116fbe52b9e133d1a93ef0337a7da6b4dab45e1fc35698d365858f6

SHA512
7b70a52284472d1168d3a1c072dbdb9fdf1f032ee25c0da70cdd57636f48c392ff63a8ef6fc876e284e276009feaf65503b6180647e4fec17b368816a411eedb

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

Filesize
76KB

MD5
54ea2a9f86119bf297405893d013a48c

SHA1
be29bcbdd17fa6c167047a5c7f49d2f47922ce16

SHA256
b85a535c4c4922155ab800c8bdf06013da88ff86c5be0d5a148b0f0382cf34fd

SHA512
5df5d3a907200324be4d17446ccb4568b00fb7d8a7991e805f4307c6669dc29372756d7a3087443a251e11e8515a8aa20e7d6162f9baf9d3d60d3b46e97ffc25

Download Submit
C:\Users\Admin\AppData\Roaming\wd.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:\Users\Admin\AppData\Local\Temp\CSC379A.tmp

Filesize
676B

MD5
2a2d854fd9d96f365cc4dbb8ebf68d25

SHA1
cfbf6d4c7399eee7237c5e8a62767bc46c4057de

SHA256
f03bed4c87c2564cbb2ec5426f989d2393f017c3cc5f96fdc8f4f47250676a99

SHA512
15982edeee801d4eef0d16d53dc801959de1238636ac02953a7c4481335f1a93b694f55b984984d6849d39764b3255d4447f057144a7bf9763546f039b7dc612

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

Filesize
208KB

MD5
bc29a28c15c9da30ad6a0b39a6deb083

SHA1
7d45041dd8d9e70a765d2a2159a9e6d46978e5cc

SHA256
429c0712b944ad4277b364e7c6186a6956347b5a5fffd037ebe81990048e6445

SHA512
94ab57d34bb572d54ec6d68d3d5a943ca94fa526ffc8134026ad71e590ebccaaf17b530e60c853133975c1ba25047656993e7656091aa94961c6dcf1f7e4b203

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

Filesize
349B

MD5
c5574db4cf8391927cb8d6609ab0ff72

SHA1
6c0dbd3031d3c39cab4d59b2b7a0dadcf5583fb3

SHA256
36d27fd789e275d1e01387bf696ef0893e07888010e13286c42cdcca5eeb5fe7

SHA512
835a4bdaa3370451cd7b30979627b31cff005760a048da42508db59d97621ffbdd1d47237525e11993a04e3c09d9e75414aa2ac37d20c564f72a42e05937d303

Download Submit
memory/396-42-0x0000000001770000-0x0000000001782000-memory.dmp

Filesize
72KB

Download
memory/396-43-0x0000000003190000-0x00000000031CC000-memory.dmp

Filesize
240KB

Download
memory/396-41-0x0000000000F90000-0x0000000000F9C000-memory.dmp

Filesize
48KB

Download
memory/396-40-0x00007FFF0BCD3000-0x00007FFF0BCD5000-memory.dmp

Filesize
8KB

Download
memory/1132-18-0x00007FFF0F490000-0x00007FFF0FE31000-memory.dmp

Filesize
9.6MB

Download
memory/1132-21-0x00007FFF0F490000-0x00007FFF0FE31000-memory.dmp

Filesize
9.6MB

Download
memory/1332-25-0x0000000000FC0000-0x0000000000FD2000-memory.dmp

Filesize
72KB

Download
memory/1332-2-0x000000001B5D0000-0x000000001B62C000-memory.dmp

Filesize
368KB

Download
memory/1332-26-0x000000001C8F0000-0x000000001C910000-memory.dmp

Filesize
128KB

Download
memory/1332-8-0x000000001C230000-0x000000001C2CC000-memory.dmp

Filesize
624KB

Download
memory/1332-6-0x00007FFF0F490000-0x00007FFF0FE31000-memory.dmp

Filesize
9.6MB

Download
memory/1332-23-0x000000001C8B0000-0x000000001C8C6000-memory.dmp

Filesize
88KB

Download
memory/1332-0-0x00007FFF0F745000-0x00007FFF0F746000-memory.dmp

Filesize
4KB

Download
memory/1332-5-0x000000001B6A0000-0x000000001B6AE000-memory.dmp

Filesize
56KB

Download
memory/1332-7-0x000000001BCC0000-0x000000001C18E000-memory.dmp

Filesize
4.8MB

Download
memory/1332-65-0x00007FFF0F490000-0x00007FFF0FE31000-memory.dmp

Filesize
9.6MB

Download
memory/1332-1-0x00007FFF0F490000-0x00007FFF0FE31000-memory.dmp

Filesize
9.6MB

Download
memory/3360-48-0x000000001A2F0000-0x000000001A3FA000-memory.dmp

Filesize
1.0MB

Download
memory/3424-64-0x0000000000880000-0x000000000096A000-memory.dmp

Filesize
936KB

Download
memory/3424-69-0x000000001BF70000-0x000000001BF88000-memory.dmp

Filesize
96KB

Download
memory/3424-70-0x000000001BF90000-0x000000001BFA0000-memory.dmp

Filesize
64KB

Download
memory/3424-67-0x000000001B9A0000-0x000000001B9EE000-memory.dmp

Filesize
312KB

Download
memory/3424-66-0x000000001B990000-0x000000001B9A2000-memory.dmp

Filesize
72KB

Download
memory/4524-84-0x0000000000E30000-0x0000000000E38000-memory.dmp

Filesize
32KB

Download