7ea53d1705cb202531a2dbb02c1d9f070bf662b4ba028c340fd9cacaf06edf1e

Analysis

max time kernel
95s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 12:16

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General

Target

$PLUGINSDIR/StdUtils.dll
Size

18KB
MD5

e03876429de52398e49cf9b308ec97e2
SHA1

c540ca346d63666d40f7d64bec1fdc742ec9b7ae
SHA256

515f58aaad94e1a3c00577e258f9592f5e6eea32e0343392f4611852acf0f906
SHA512

c25ac014c77573af44d44f28ad547bd08f0c6f5b342d5d6269fcbd2dc92f8c2b859ea4091bec9c4e4ad8482b8951b03b526d4bfaddf8f802487d30348aaf627c
SSDEEP

384:WflsDFSQa8fj9yOXCkzGBatLJGLnH0kBYmIv:ClsZSQa0xCxYmI

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4992	3824	WerFault.exe	83

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 4456 wrote to memory of 3824	4456	rundll32.exe	83
PID 4456 wrote to memory of 3824	4456	rundll32.exe	83
PID 4456 wrote to memory of 3824	4456	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3824 -s 612
    3⤵
    - Program crash
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3824 -ip 3824
1⤵
PID:2768

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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