b6251f402464c488e25deb7fe3a2c5aeea4376b6cf51173a7bb2ec5498c5cb29

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/12/2024, 15:39

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

7KB
MD5

a4173b381625f9f12aadb4e1cdaefdb8
SHA1

cf1680c2bc970d5675adbf5e89292a97e6724713
SHA256

7755ff2707ca19344d489a5acec02d9e310425fa6e100d2f13025761676b875b
SHA512

fcac79d42862da6bdd3ecad9d887a975cdff2301a8322f321be58f754a26b27077b452faa4751bbd09cd3371b4afce65255fbbb443e2c93dd2cba0ba652f4a82
SSDEEP

96:2fiqP7bO2qHkAC40KhvSE+6nrxtMn0iGd88qRLqtJ1tbRhElfRx2:siqP7OHX1Q4xtcf8qo/ttgfRx2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3936	452	WerFault.exe	82

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 1192 wrote to memory of 452	1192	rundll32.exe	82
PID 1192 wrote to memory of 452	1192	rundll32.exe	82
PID 1192 wrote to memory of 452	1192	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 612
    3⤵
    - Program crash
    PID:3936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 452 -ip 452
1⤵
PID:716

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

Windows 7 deprecation

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