7c50d2af7f7c634fb504543113fc69e2ce43764683bbf03f6a164be4fa589603

Analysis

max time kernel
298s
max time network
327s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260911-es
resource tags

arch:x64arch:x86image:win10ltsc2021-20260911-eslocale:es-esos:windows10-ltsc_2021-x64systemwindows
submitted
23/10/2026, 23:46

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General

Target
Oneshot/liblzma-5.dll
Size 735KB
Sample261023-3sr72adh38
SHA256 7c50d2af7f7c634fb504543113fc69e2ce43764683bbf03f6a164be4fa589603
MD5 ee00dfbbef101d60a0e20b36980f231e
SHA1 2c81b3eb3ac3626614d6a52c5e168c61deec1fe1
SHA512 649786dee43a823a8023fbc0067a0e65e19432bb76859374316bf559d8290e1bb41f11904e428762cad4c27220cc03cd30388ac5fb6c0e1cf1ae2ea3af276b3f
SSDEEP 12288:8Kqc70Jl+It+iM5KxHs1cU6/6QHHNe3+CnqA66RJw4oocSeOVljOGNK3Q4108p7K:8Kqc70JlHFBsG/SJ2ocSeOVBZNKNp79w
TLSH
T16CF45C85E7D1CDA7E9360A3388EA572563F9C2000386DF476E8DA37C5D2B3A55F83609
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1116	564	WerFault.exe	83

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 2160 wrote to memory of 564	2160	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Oneshot\liblzma-5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Oneshot\liblzma-5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 564 -s 600
    3⤵
    - Program crash
    PID:1116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 564 -ip 564
1⤵
PID:3316

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

Replay Monitor

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Downloads

memory/564-0-0x0000000063EC0000-0x0000000063F74000-memory.dmp

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