bfaa8fc5c1e0f4bd2555dd2d0686c90ef635cf3e909bac5776564474f1f459cf

Analysis

max time kernel
1358s
max time network
1426s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241023-de
resource tags

arch:x64arch:x86image:win10ltsc2021-20241023-delocale:de-deos:windows10-ltsc 2021-x64systemwindows
submitted
17/11/2024, 11:38

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General

Target

$PLUGINSDIR/libcrypto-3.dll
Size

3.5MB
MD5

3b4dce9348385fbb3dee25e3e0db7efb
SHA1

f760a89a8bbeff22d3a837ee50089a616c9e247d
SHA256

b99f87138165561775b29283879722333082c5f12f4716ee423da880aefc9fb9
SHA512

dac1a728dd9388120b05ec79bcc6005a1a50f28a4051500acca24217e9efccec8529e377537d6bc5f6cc9a87a1aa3e5ce7206a04b5283848499f5f46eb8ca800
SSDEEP

98304:/HWhBT1l8mO5cjksZ0Wo0D9Owxucj+D1CPwDvt3uF5YCQ3i:EkmO5cjksZ0Wo0D9Oncjs1CPwDvt3uF1

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3256	316	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 4504 wrote to memory of 316	4504	rundll32.exe	82
PID 4504 wrote to memory of 316	4504	rundll32.exe	82
PID 4504 wrote to memory of 316	4504	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\libcrypto-3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\libcrypto-3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 316 -s 632
    3⤵
    - Program crash
    PID:3256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 316 -ip 316
1⤵
PID:2312

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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