9e3cde7a6f4c114daf5627a39a5999918f894489c922d82008cb21771f761d45

Analysis

max time kernel
1801s
max time network
1569s
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/Helper.cs
Size

189B
MD5

11e549460fecd638396d7d619ae05f82
SHA1

3deb4ef5e5d1176160c5a96cbee3aaf29bb53051
SHA256

2e9dc7e2528549317ab6ac445117c1ae64d1842df612ac65ed7975a27f6ed8c2
SHA512

599655fbdaf18d73ef51763f4921d68d4343a13df3f9c71e8282c3ffa4df0536681fe3bc4b2833a7c1d307bb7db5371d97ae417b7391d09540a294d2c75e5675

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-1-5-21-1024678951-1535676557-2778719785-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2820	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2820	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2820	AcroRd32.exe
2820	AcroRd32.exe
2820	AcroRd32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2820	1132	cmd.exe	29
PID 1132 wrote to memory of 2820	1132	cmd.exe	29
PID 1132 wrote to memory of 2820	1132	cmd.exe	29
PID 1132 wrote to memory of 2820	1132	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Venom5-HVNC-Rat\VenomRAT_HVNC\Quasar\Server\Helper.cs
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1132
- 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\Helper.cs"
  2⤵
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2820

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
256840d9ed12b98ffe22076a0b86526f

SHA1
137e74b495917104cbdc8bbc914ba764b9520c2e

SHA256
4bac8c7ed831d33063d6b0dcd08c171e7cb6d2535720d036868e6174ff0e2490

SHA512
3338e22aa4fffdff23aa3668635ab9a3964ab2c7910e08458609aa383ebffefd7d4e40a803dce0b1cabf36bdf046ca1e7eb7c347230491b86ce2407f4ebc9930

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