f99eb34bbbbf1bc38bb0c6da42368c8baf7023257e8581bc0e19fd3fcb12d626

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 01:11

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General

Target
f99eb34bbbbf1bc38bb0c6da42368c8baf7023257e8581bc0e19fd3fcb12d626.dll
Size 340KB
Sample260729-bkb3asdc82
SHA256 f99eb34bbbbf1bc38bb0c6da42368c8baf7023257e8581bc0e19fd3fcb12d626
MD5 bad38292c8d3c1c8952d4919d06ca204
SHA1 b0c166f4d6290289941c8343d4b4452c0a9a2e19
SHA512 90716ea91c65bf34cd7b6e88d307b93eda4eba3d96b93ad79d52fe356398fbbcae348d1f246f39ce3b8f5555c882ed59b001ed0401760e1c6ced0bbdaa4a4007
SSDEEP 3072:wPXiRqz2lJPtFjpoYNvRz7zvCtU477vosGilJPtFjpoYNvRz7zvCtU477vosGawX:6yRPPtFVoY7/zfkvPPtFVoY7/zfkv/
TLSH
T15974083153E98615F1F35F3899BB57612E32BC52AF34C18F9641AA4D18B1AE8DD30B23
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4956	3764	WerFault.exe	89

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 1 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 3764	936	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f99eb34bbbbf1bc38bb0c6da42368c8baf7023257e8581bc0e19fd3fcb12d626.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f99eb34bbbbf1bc38bb0c6da42368c8baf7023257e8581bc0e19fd3fcb12d626.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3764 -s 532
    3⤵
    - Program crash
    PID:4956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3764 -ip 3764
1⤵
PID:700

Network

MITRE ATT&CK Enterprise v16

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 v16

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