87446a4e1056b7302a7bf9a0d96f62c7dee29180172ca20cbf6e0a5722baaeef

Analysis

max time kernel
103s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
30/03/2025, 21:02

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General

Target

$PROGRAMFILES/SoftwareUpdater/KeyGen.dll
Size

89KB
MD5

cf1883c51729f269147a51f43e53976c
SHA1

349b4f6a2732c60230953a771a3e313ec510acda
SHA256

9a4d42a0b25bb63daeed0cbb044867f9b90e00f1870e9b93fac5f9746eefdaa0
SHA512

1dcc7e303826f5b0c4ea896199bfa1bb9d446becb4e1e7da04bc3e59527bc6ca0260d67fec5642252f7b4cbaafcc8319410ca181e66375e2d92e08ac6c7afa2e
SSDEEP

1536:Bb0VLMwT0o38GGDd+PcLZsWjcdOkW9GRwy3:Bb0VWopGDd+0mO79GRwy3

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	1708	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1708	1492	rundll32.exe	88
PID 1492 wrote to memory of 1708	1492	rundll32.exe	88
PID 1492 wrote to memory of 1708	1492	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\SoftwareUpdater\KeyGen.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\SoftwareUpdater\KeyGen.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 600
    3⤵
    - Program crash
    PID:2344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 1708 -ip 1708
1⤵
PID:1224

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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