044c5577aaaea092dd5a213de19138675e8182588709cda7ccb94ebaaf8a3df3

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 08:37

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

15KB
MD5

033ee34c40e8fa85bf2739bcb2f3e186
SHA1

2ca942f35f77f37df3fc6097acac34f2e77341b7
SHA256

c91c1796338a265b49039c0b2c7a312d764b99e5174fb2dae455ca54f8f41ec7
SHA512

2204e0b8721b8d85c51bd068b1695b16ee096bfc1d1cd5843f48fd04032aeee2b6a91ce82978a4b3414f3d966ec5b36fb337a4149dae3a1d0445935d964d247f
SSDEEP

384:ErC43tPegZ3eBaRwCPOYY7nNYXCT/Yosa:EmTgZ3eBTCmrnNAh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3688 3728 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
3688	3728	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 4388 wrote to memory of 3728	4388	rundll32.exe	rundll32.exe
PID 4388 wrote to memory of 3728	4388	rundll32.exe	rundll32.exe
PID 4388 wrote to memory of 3728	4388	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 636
    3⤵
    - Program crash
    PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3728 -ip 3728
1⤵
PID:1752

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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