2fbc82090682ef32b084092e9b65534086ad398626aa84eae68b04758bb1309a

Analysis

max time kernel
148s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/10/2026, 04:48

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General

Target
$PLUGINSDIR/nsCBHTML5.dll
Size 57KB
Sample261014-ffdsjsfx91
SHA256 2fbc82090682ef32b084092e9b65534086ad398626aa84eae68b04758bb1309a
MD5 fe3f848e2a306d586ab8f5433738d8db
SHA1 1f4f5c8af912f865032db58e476d7ae6dcf9877c
SHA512 4340ccce786298bd00acd9b25898632a4cf401de81ac9e8f17dc372998d4e83d0201babd9d266ba9a1857ccc2685102d118d47f3ad2d82142472e6e137a0ff5e
SSDEEP 768:YQY2zS952oBE3Ki+b+2RyxwyL1Aws5yMktpQ69ZT4X+A3Lu:NYvaoeKi+izwyL/yyMktpQfX+gq
TLSH
T1CF433926FAD1F967CA3626332B1337A672987B7618E1544F8F0C1A287F34640E53A5D3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3112	4840	WerFault.exe	88

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 3904 wrote to memory of 4840	3904	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsCBHTML5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsCBHTML5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 528
    3⤵
    - Program crash
    PID:3112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4840 -ip 4840
1⤵
PID:5624

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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