4a9d815f284adda187982e2b24da2beaad860739bc4b4cb1cf26408e7c221dd6

Analysis

max time kernel
244s
max time network
296s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
04-09-2024 14:45

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General

Target

$PLUGINSDIR/downloader_nsis_plugin.dll
Size

1.2MB
MD5

f181413906a465fd0dd68cc4a3d98803
SHA1

5aa28be48047dd0b672ab98d5e7cbd8260486b4b
SHA256

e28ff7b8fc4b1eb2d1f394ce15de2fc031cda58db645038c8c07581c31e79dda
SHA512

8d0116bcbc3938b2ebdddf77dec87e4b6c872382d20b555571b0bc3e4a35f88d16bc450004f875a8271165b71bdbae5d4d474a5bfda4c7787da63f4325009c25
SSDEEP

24576:UtF94NRXKCK8gEM4Vn8rHmAumkpF6sBE:Ut/uXTianGmAumkpFe

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2432 3416 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2432	3416	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3924 wrote to memory of 3416	3924	rundll32.exe	rundll32.exe
PID 3924 wrote to memory of 3416	3924	rundll32.exe	rundll32.exe
PID 3924 wrote to memory of 3416	3924	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3924

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:3416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 812
3⤵
- Program crash
PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3416 -ip 3416
1⤵
PID:4564

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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