fafc6c80117a82cbeb7d666c57665f17a6c0fb45d7e4049f20e208eed9bb9cd8

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 18:59

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

37KB
MD5

491918a8925a32d5090f259bc14d8f04
SHA1

9e9a282e9c0c5dbdaf3762314450156b9b7ed565
SHA256

27fd61c4ffa7d6791e32cba030457540138ada91e06fa24e7040c5a42c5fa22f
SHA512

131b391065f575e3ee370d7096aff6d9825ee9f4ec37b413506f59f66acfe09f68f53ff3eb47ac62fb8575a76165833ff293ffe462f280453070161fa928558f
SSDEEP

768:Z85u4ZGOSOHm2v33BUis8fBzJ0xrkeQMogwREPgVv5+:Z8NGDOm2v33BTfj0xrLKEPgf+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5072	3164	WerFault.exe	86

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 3056 wrote to memory of 3164	3056	rundll32.exe	86
PID 3056 wrote to memory of 3164	3056	rundll32.exe	86
PID 3056 wrote to memory of 3164	3056	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3056
- 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:3164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 624
    3⤵
    - Program crash
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3164 -ip 3164
1⤵
PID:3748

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/3164-0-0x0000000070C00000-0x0000000070C19000-memory.dmp

Filesize
100KB

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