dd35bf3faa7c2370262984f23b86bb81db8e6678b905f28c48ce84edf16bc7f8

Analysis

user interaction
yes
max time kernel
130s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/09/2026, 16:29

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General

Target
Nouveau dossier/OverwackLoader.exe
Size 43KB
Sample260905-tzjd2aybla
SHA256 dd35bf3faa7c2370262984f23b86bb81db8e6678b905f28c48ce84edf16bc7f8
MD5 086bdd4d659a8d002485fefba80f9136
SHA1 528529394f13da129a99543caeee0ebb87c81ccb
SHA512 b3c7bff8ba62e78f94cd1f05700613c64de66a9765cf59d11edc5d4bfad318611663b75add18b5fd56fd29a8a860692e4a63f2beacd3856bf0f62b1518a7786a
SSDEEP 768:xCaSqym7+KahsAQ0MoYiT1w6a16aa6YsPZKGbhpPWzlEClmvmkvKDiHIfW9Ja:xCaSqym7+Kaq+MoYiu6a16aa6PPFN6Ei
TLSH
T15913940BDC17F537EF480C70D5136A869D569CF2CFE5B88BEB911CD20896998E71B222
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery execution

Malware Config

Signatures

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
932	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	OverwackLoader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe
3784	OverwackLoader.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 932	3784	OverwackLoader.exe	90

C:\Users\Admin\AppData\Local\Temp\Nouveau dossier\OverwackLoader.exe
"C:\Users\Admin\AppData\Local\Temp\Nouveau dossier\OverwackLoader.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3784
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c pause
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:932

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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