orcus | 3eb5ab3cc11d0064fc147b145a156c1fa37e37fa9bc4e06b6789098ee4a1201d

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 10:20

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General

Target

d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
Size

1.1MB
MD5

d61d8e0cb1eb7183485f8edb5d9b4eda
SHA1

04be3c46cffce788b7f8b8f238fa3e3296dfeb13
SHA256

3eb5ab3cc11d0064fc147b145a156c1fa37e37fa9bc4e06b6789098ee4a1201d
SHA512

a59e87a7a623cfa2fea7d855e9f9cb31d952850a9abb67f3d0175cfb38f4bb22411ade03c006d45b47fce5541e66cecba3c4c8bb3d85213486d32f0cd879eb4d
SSDEEP

24576:m1JAHT4ordT2aaoHGIRmshpFPYJyRwhOO4JqY:m1mH1rdXaojpFwJy8zE1

Score

10^/10

orcus discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

79.172.242.28:2404

Mutex

32fbef3c417741eda37ad5e6ba242e3d

Attributes

autostart_method
Disable
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\OrcusWatchdog.exe

Signatures

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

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/720-24-0x00000000050E0000-0x00000000051C8000-memory.dmp	orcus
behavioral2/memory/4352-26-0x0000000000400000-0x00000000004E8000-memory.dmp	orcus

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wiex7.url	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 720 set thread context of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89

System Location Discovery: System Language Discovery 1 TTPs 4 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	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
Token: SeDebugPrivilege	4352	AppLaunch.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4352	AppLaunch.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4352	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4352	AppLaunch.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 720 wrote to memory of 4880	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	85
PID 720 wrote to memory of 4880	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	85
PID 720 wrote to memory of 4880	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	85
PID 4880 wrote to memory of 1100	4880	csc.exe	88
PID 4880 wrote to memory of 1100	4880	csc.exe	88
PID 4880 wrote to memory of 1100	4880	csc.exe	88
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89
PID 720 wrote to memory of 4352	720	d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d61d8e0cb1eb7183485f8edb5d9b4eda_JaffaCakes118.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:720
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\yvm0mrlg\yvm0mrlg.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9DF5.tmp" "c:\Users\Admin\AppData\Local\Temp\yvm0mrlg\CSC3D1EB70AEBA84C2E9C76C442E4364589.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1100
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES9DF5.tmp

Filesize
1KB

MD5
787d50329c3cb1b7cb107cbc99982401

SHA1
5593ff207e49814656a558643417cfc229cd6f91

SHA256
79158da26b05b79aa59d739f21e1afd35a841ae986cc1d44e6ba589c2393cc1e

SHA512
c80b2bad3d1bd1df23f194d4ac850c844234cebf9b8023dfcf53d79274f4b804c6ade0717829f0f9eaecd6ef0d284b887e1d9a7a66aa8d436cd57d529f01b835

Download Submit
C:\Users\Admin\AppData\Local\Temp\yvm0mrlg\yvm0mrlg.dll

Filesize
6KB

MD5
d80d91b1e5600d9bc3ae3b101e0a3709

SHA1
19f5415db16a52da4019fad1c25d4ad39153a0b7

SHA256
45ca37912f2db6e6b36f12882c23ca81d5c0064d2ce2ed9165818027eb09b6aa

SHA512
53362583941639c11f9b12ad6f4533651f41ecd87aa65dd11f9cfab73bf32072d2efb30082b85244abe82b50bdfff629f1d9f00911c95d11d1e4ce77b3181c4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\yvm0mrlg\yvm0mrlg.pdb

Filesize
15KB

MD5
7dba2d8774c7cf0f9c9d4413e6d9c7d9

SHA1
6ed6a714ce949ce0df99b0a1a4952a6f92784d16

SHA256
0bbc4a7b4fc26314ee63c2d6a0e6c6c11cdfdd2d4bf2429ed9fc4c1f10fddcfd

SHA512
fbf1895374c72ea5e05210d0c6f0d3bd1ed834510d652d13458b805db4690bc1296a209d060788b7da04495e257ce982d07277db778a2c26e0db166325d862ca

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\yvm0mrlg\CSC3D1EB70AEBA84C2E9C76C442E4364589.TMP

Filesize
1KB

MD5
cb48791d1c6e24ab4caed28b39ed82ad

SHA1
5977341615ea5e56815f6f299ea0ff2ca9ff9a4d

SHA256
495487a99d261f21dc399d169946dff16335e01899142bd29a6b156950a50049

SHA512
4de6f3aee8a01ae23361b8b2f17e1edbf93482b0b0dec9e5ddd02b43027996381fd0d7236a4adceff2b64d0f09b358648a6cc5e1e4bc779a31cfcce3e0cfa5c0

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\yvm0mrlg\yvm0mrlg.0.cs

Filesize
2KB

MD5
aebac2bde2bb595180d422c5a00ab63a

SHA1
fedd7808a3f1c46d6f0c513c3b54fc7dcb9f6652

SHA256
16e70a2d827a18e1d48da46c6227777f86e93d791519f19f1f151a4e9eec4551

SHA512
2b319ae7ead145e50b0b12cd8ac62ded1244ca7513e7207fb2e5b54fb98ea183cab0ed89d52eab518df076d2d5c615de1b26004bee4664f452e1ac3888218f6f

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\yvm0mrlg\yvm0mrlg.cmdline

Filesize
312B

MD5
fd1fe578a929de09230a7a425f4effd6

SHA1
6c8ba2142905a01abd8238af660e5d5f61829af1

SHA256
b81c6ef9ae58d7a1f25d21fb9c984b8ebddfb9d57d609b00a4d067e388c8e8f8

SHA512
2a92abf49c163ab2478a2d199d1e795b543f6dc3b328d04be583ad05539736bb4cb849c6d037739c6d442625bf151311b5687632dbb824be8b33282632fb6d01

Download Submit
memory/720-25-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/720-5-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/720-19-0x0000000004DA0000-0x0000000004E32000-memory.dmp

Filesize
584KB

Download
memory/720-17-0x0000000002800000-0x0000000002808000-memory.dmp

Filesize
32KB

Download
memory/720-1-0x0000000000340000-0x0000000000444000-memory.dmp

Filesize
1.0MB

Download
memory/720-21-0x0000000004D90000-0x0000000004D9C000-memory.dmp

Filesize
48KB

Download
memory/720-20-0x0000000005570000-0x0000000005662000-memory.dmp

Filesize
968KB

Download
memory/720-24-0x00000000050E0000-0x00000000051C8000-memory.dmp

Filesize
928KB

Download
memory/720-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/720-38-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/720-37-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/4352-29-0x00000000052D0000-0x000000000532C000-memory.dmp

Filesize
368KB

Download
memory/4352-28-0x0000000001420000-0x000000000142E000-memory.dmp

Filesize
56KB

Download
memory/4352-31-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4352-30-0x0000000005990000-0x0000000005F34000-memory.dmp

Filesize
5.6MB

Download
memory/4352-32-0x0000000005460000-0x0000000005472000-memory.dmp

Filesize
72KB

Download
memory/4352-33-0x0000000005F40000-0x0000000005F58000-memory.dmp

Filesize
96KB

Download
memory/4352-35-0x00000000060B0000-0x00000000060C0000-memory.dmp

Filesize
64KB

Download
memory/4352-34-0x0000000006280000-0x0000000006442000-memory.dmp

Filesize
1.8MB

Download
memory/4352-36-0x00000000061E0000-0x00000000061EA000-memory.dmp

Filesize
40KB

Download
memory/4352-27-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4352-26-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/4352-39-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4352-40-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download