9361a213adc8ba8ffa63218ea45c6e930bf33b2880f09aa142fa414af1751081

Analysis

max time kernel
148s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 18:43

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

72KB
MD5

b13935bfa7a3e43c112bd9fa02f08f28
SHA1

dec4f136057097c412f53c2ae41b80a8ad0c6810
SHA256

796f7efb91904fa4105528e18f6f87e3fdab9a070dabef83e02f9ae375b2b060
SHA512

1b92cde7bf74fc181b4d2602a269ef1f581b75eb67e3e46b256ddaddc153b95ee17d422a56ca04d68eafe61ab468b708f7f3691f3b47c554a67af00d49b2709a
SSDEEP

1536:Xq1go754oPtqTbIrKZYexTTvIUQt85rFmTwHoUgyX:Xqh14oPtjp6vIUQt85rboUgyX

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
740	3984	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 3 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 3984	4068	rundll32.exe	84
PID 4068 wrote to memory of 3984	4068	rundll32.exe	84
PID 4068 wrote to memory of 3984	4068	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 624
    3⤵
    - Program crash
    PID:740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3984 -ip 3984
1⤵
PID:3776

Network

MITRE ATT&CK Enterprise v15

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/3984-0-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

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