4eabb1adc035f035e010c0d0d259c683e18193f509946652ed8aa7c5d92b6a92

Analysis

max time kernel
24s
max time network
23s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260130-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
26/04/2026, 04:05

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General

Target
win33.exe
Size 66KB
Sample260426-enjs4acz71
SHA256 4eabb1adc035f035e010c0d0d259c683e18193f509946652ed8aa7c5d92b6a92
MD5 140d24af0c2b3a18529df12dfbc5f6de
SHA1 e8db5ad2b7ffede3e41b9c3adb24f3232d764931
SHA512 a2ead649f155555ec3e55800494f833d18cea68afe736807ec23b5991242928a0853e451b60894ec8e0abe8c42db341c2237007981f38f0366fd7c6ecafb7415
SSDEEP 1536:LP1Jm9HYIzX7Bm8JYCNE1dekdwxiin+tw9t6tEMY4Wq:LPb+HYmtHqCWdekyiPwgEMY4
TLSH
T16F638C16ED60806BF1B200B8927642C76DAF7F7663906CE396D018C599749E3FBF8643
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1268	544	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	win33.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 544	3192	win33.exe	83
PID 3192 wrote to memory of 544	3192	win33.exe	83

C:\Users\Admin\AppData\Local\Temp\win33.exe
"C:\Users\Admin\AppData\Local\Temp\win33.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 444
    3⤵
    - Program crash
    PID:1268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 544 -ip 544
1⤵
PID:4952

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

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Downloads

memory/3192-0-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/3192-2-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/3192-1-0x0000000000970000-0x0000000000A56000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads