0d7f702c518286a2d87db689af169c3857142324de4c9d76d51ebf639dced3df

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
05/07/2026, 19:36

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General

Target
$PLUGINSDIR/nsExec.dll
Size 10KB
Sample260705-ybbfqsaz9m
SHA256 0d7f702c518286a2d87db689af169c3857142324de4c9d76d51ebf639dced3df
MD5 e78bcd3208bff839e612041895bb8d42
SHA1 4b21b475b21d8f8bb2655d8e8e7d47548825831f
SHA512 eb38959a877d1af4ae53f25407ede3172f990f8c824624f5a2f385cddbd71a437b9033d45042a0e40f7fb611ff48836be166d97d42f3c169babb063ef48e8e35
SSDEEP 192:MItx8GSBYnUMu3Oad973Ykv/RGwC7ocJ4D4:bx8GOYnBu3Oad973YkvMwC7ocJ
TLSH
T12A22B8C9BA1579F5E0239838B18AF12F4D5D7C31DA2B840EE89A1E35B81F5E4571DB03
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3364	4480	WerFault.exe	84

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 556 wrote to memory of 4480	556	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 612
    3⤵
    - Program crash
    PID:3364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4480 -ip 4480
1⤵
PID:4028

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/4480-0-0x0000000075280000-0x0000000075289000-memory.dmp

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