2b03dbc5b97d644bb498e6ad01ee65312705553c77f14ee32059111d28a0b36f

Analysis

max time kernel
144s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 12:56

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General

Target

$PLUGINSDIR/BcNsisHelper.dll
Size

3.0MB
MD5

84e5590cc55ac1ab85619e658c6dcd35
SHA1

870ad683fa2c7c8b6b25803f733fdc3012b28bf7
SHA256

820b5151433517814beb3fa820238c92d4f776d14e9009c78bef745b855f91e1
SHA512

3595cbb38fbe28f6f173d28f9960b753dfe42f337338fab90027b1cf0305b4a5ba85ce725cd11c550dab2511b39551d2444c89e85a1a3a37a537bee83efc971f
SSDEEP

49152:wEzL18A3D1iJiJ/beZua60rcHCprbLMprzYlTCvZo36/UuKEeESXYulMAWTN:FWA3D1iYJ/beZua60r7GprzYlTCvZoM2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3308	3980	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 3852 wrote to memory of 3980	3852	rundll32.exe	84
PID 3852 wrote to memory of 3980	3852	rundll32.exe	84
PID 3852 wrote to memory of 3980	3852	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BcNsisHelper.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BcNsisHelper.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 664
    3⤵
    - Program crash
    PID:3308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3980 -ip 3980
1⤵
PID:2096

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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