9e3cde7a6f4c114daf5627a39a5999918f894489c922d82008cb21771f761d45

Analysis

max time kernel
1803s
max time network
1567s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
24-07-2023 15:13

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General

Target

Venom5-HVNC-Rat/VenomRAT_HVNC/Quasar/Server/Forms/ReverseProxyHandler.cs
Size

286B
MD5

9ee9484a49d373b5c979243b73b3a6d4
SHA1

f443d0aff04a7684e654f63d8af90adeccf9349c
SHA256

b285749850d331299a33b06068106299746f00831fa9666920df71ee229c6c2d
SHA512

0ece00d13ed69131f4eed497dc4669c1fc8adf7f4577137071a0b480cbef0ae8dd6fd779019a306696f5369c2bea9427e0961191447b0a322a4239f0a711385a

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2768	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2768	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2768	AcroRd32.exe
2768	AcroRd32.exe
2768	AcroRd32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 2768	1504	cmd.exe	29
PID 1504 wrote to memory of 2768	1504	cmd.exe	29
PID 1504 wrote to memory of 2768	1504	cmd.exe	29
PID 1504 wrote to memory of 2768	1504	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Quasar\Server\Forms\ReverseProxyHandler.cs
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
  "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Quasar\Server\Forms\ReverseProxyHandler.cs"
  2⤵
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
2eecb3f8a672141a769b8f134a2606bc

SHA1
8c09976b0f351138fb18947947a43e7a0636cd18

SHA256
ca8e8423203af300dd538cfb99a8687bd046887f167c6510534bef6b2af019bd

SHA512
467df85d0f01b1c68eb9df448d7e8ffe1e4b94f61e11cae762ebf857939a62638af8d5ac2c06a4fe672826ecf483705ae7ad50bddb9889d6a887991b13499115

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