07f88bae90a4c49e200981445d78683c5ef21ef71bb6927fa7cfd59bca431e80

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
09/07/2026, 14:06

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General

Target
Installer/tools/7z.dll
Size 1.2MB
Sample260709-refrascv51
SHA256 07f88bae90a4c49e200981445d78683c5ef21ef71bb6927fa7cfd59bca431e80
MD5 a1a9b229e66a8a6a66588f170029a9e7
SHA1 eb4f3e3cd35a55e8f064512802e72b06d5ebc7d9
SHA512 c647dba0743a177c4efe01cf321d66669c89fbc5d8f448c33199e6506244da8b69a512c7319c6fe33efd2d43544171b612e7b094ab7e68def7004faa972580fb
SSDEEP 24576:ZdTdTH8plfJok8DNuPXGD6jGZSVVqES4a91JRvZzAMqo9FHx36:ZdRTlkiuPXQ18CfpE0FHx36
TLSH
T169559E15F7F5C0B4D58D5630862DBBBA50F8E719CA2068C777C0BE6E2F319D2D226A09
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1876	2232	WerFault.exe	87

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 5456 wrote to memory of 2232	5456	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Installer\tools\7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Installer\tools\7z.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 600
    3⤵
    - Program crash
    PID:1876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2232 -ip 2232
1⤵
PID:2740

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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