a20b1ce4027173b3e0a48c09540303b4acf070c64d10ceb2b625e12752291423

Analysis

max time kernel
149s
max time network
97s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
01/05/2026, 12:19

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
_zoneinfo.dll
Size 36KB
Sample260501-pg7lpabs3k
SHA256 a20b1ce4027173b3e0a48c09540303b4acf070c64d10ceb2b625e12752291423
MD5 84113c16c3116c02fa461cbc18764e22
SHA1 3511d56e1eead3a940a80f670dd3c4f49ffe83b4
SHA512 c386ac5a2456fdda4ec63d08c4c0e296a771def842b736e0eba38324366d1ae562b2ad8889dfdd9c4cc6e98d8422635829c4a49cffdad63cdc2c7de940fed31b
SSDEEP 768:Dk48+rNWm9cWz/yUsMiZlhIDCXEfYiSyvH8nEPxWEqr:fYmxyUsMiZlhIDCX+7Sy0nEPxk
TLSH
T13A037E619E4054E2EBA608B031E68F3B7F3C7B204B6485D3F367698507215C3B77A36A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

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 2236 wrote to memory of 2944	2236	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\_zoneinfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\_zoneinfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2944

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

Replay Monitor

Loading Replay Monitor...

Downloads