orcus | f20585f92942d4406423ebe1257b5eae8a460721e00bea42dc70ec948bd49f2e

Resubmissions

10/06/2024, 14:34

240610-rxelyszenj 10

16/05/2024, 07:32

240516-jcykbsaf35 7

Analysis

max time kernel
216s
max time network
278s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10/06/2024, 14:34

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General

Target

958c4f1f63aa4b0916c3443e86ee5c4b.exe
Size

85KB
MD5

958c4f1f63aa4b0916c3443e86ee5c4b
SHA1

94b33d97c41f88a5363688fb753ff21df5dd41e0
SHA256

f20585f92942d4406423ebe1257b5eae8a460721e00bea42dc70ec948bd49f2e
SHA512

b7d12d0d0ce224dca54f1819c485d1e10c53f0d2ce57f9815f9a829770e3dc21697659e0cad3dae426d352a1892d6c8b2cda7a85bc065b07b6254035a0247d0b
SSDEEP

1536:ygLGdUFcYJnl3lU0PY5lZCXS85X2WlDeSdDatDRZl3pZduO+drmM+qckIt33+ld6:ygLGdUFcYJnl3lU0PY5lZCXS85X2WlDA

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

154.212.149.59:446

Mutex

315ff0624fe74021970d128fbc96aa53

Attributes

autostart_method
Disable
enable_keylogger
false
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 1 IoCs

resource	yara_rule
behavioral1/memory/4244-15-0x0000000002C70000-0x0000000002D58000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
4244	958c4f1f63aa4b0916c3443e86ee5c4b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4244	958c4f1f63aa4b0916c3443e86ee5c4b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 2564	4280	958c4f1f63aa4b0916c3443e86ee5c4b.exe	88
PID 4280 wrote to memory of 2564	4280	958c4f1f63aa4b0916c3443e86ee5c4b.exe	88
PID 2564 wrote to memory of 4244	2564	cmd.exe	90
PID 2564 wrote to memory of 4244	2564	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\958c4f1f63aa4b0916c3443e86ee5c4b.exe
"C:\Users\Admin\AppData\Local\Temp\958c4f1f63aa4b0916c3443e86ee5c4b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c C:\Users\Admin\AppData\Roaming\TeamViewer\958c4f1f63aa4b0916c3443e86ee5c4b.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Users\Admin\AppData\Roaming\TeamViewer\958c4f1f63aa4b0916c3443e86ee5c4b.exe
    C:\Users\Admin\AppData\Roaming\TeamViewer\958c4f1f63aa4b0916c3443e86ee5c4b.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4244

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\TeamViewer\958c4f1f63aa4b0916c3443e86ee5c4b.exe

Filesize
85KB

MD5
958c4f1f63aa4b0916c3443e86ee5c4b

SHA1
94b33d97c41f88a5363688fb753ff21df5dd41e0

SHA256
f20585f92942d4406423ebe1257b5eae8a460721e00bea42dc70ec948bd49f2e

SHA512
b7d12d0d0ce224dca54f1819c485d1e10c53f0d2ce57f9815f9a829770e3dc21697659e0cad3dae426d352a1892d6c8b2cda7a85bc065b07b6254035a0247d0b

Download Submit
memory/4244-14-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/4244-18-0x0000000001460000-0x0000000001472000-memory.dmp

Filesize
72KB

Download
memory/4244-24-0x000000001D1D0000-0x000000001D392000-memory.dmp

Filesize
1.8MB

Download
memory/4244-23-0x000000001CEF0000-0x000000001CFFA000-memory.dmp

Filesize
1.0MB

Download
memory/4244-8-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4244-9-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4244-22-0x000000001B940000-0x000000001B97C000-memory.dmp

Filesize
240KB

Download
memory/4244-12-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4244-21-0x000000001B8E0000-0x000000001B8F2000-memory.dmp

Filesize
72KB

Download
memory/4244-20-0x0000000002D60000-0x0000000002D70000-memory.dmp

Filesize
64KB

Download
memory/4244-16-0x0000000002E40000-0x0000000002E9C000-memory.dmp

Filesize
368KB

Download
memory/4244-17-0x00000000013B0000-0x00000000013BE000-memory.dmp

Filesize
56KB

Download
memory/4244-15-0x0000000002C70000-0x0000000002D58000-memory.dmp

Filesize
928KB

Download
memory/4244-13-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4244-19-0x0000000001470000-0x0000000001488000-memory.dmp

Filesize
96KB

Download
memory/4280-2-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4280-1-0x00007FFCB5943000-0x00007FFCB5945000-memory.dmp

Filesize
8KB

Download
memory/4280-11-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download
memory/4280-0-0x0000000000450000-0x000000000046C000-memory.dmp

Filesize
112KB

Download
memory/4280-3-0x00007FFCB5940000-0x00007FFCB6401000-memory.dmp

Filesize
10.8MB

Download