4bb31847846180bf78033b5eb7761b874b114f6dd086862472915be761fc042a

Analysis

max time kernel
93s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 01:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7zS8A52FD1B/libstdc++-6.dll
Size

647KB
MD5

5e279950775baae5fea04d2cc4526bcc
SHA1

8aef1e10031c3629512c43dd8b0b5d9060878453
SHA256

97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87
SHA512

666325e9ed71da4955058aea31b91e2e848be43211e511865f393b7f537c208c6b31c182f7d728c2704e9fc87e7d1be3f98f5fee4d34f11c56764e1c599afd02
SSDEEP

12288:ZGRoW1chMjnv+gvJhb6bmpPSmCnh4o0v4Mc2jTrKoDSwq/3PmkfT4CmwcMcP1uE:uowcmBhKmlC4o0v4k1

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1508	4252	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 3444 wrote to memory of 4252	3444	rundll32.exe	82
PID 3444 wrote to memory of 4252	3444	rundll32.exe	82
PID 3444 wrote to memory of 4252	3444	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7zS8A52FD1B\libstdc++-6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7zS8A52FD1B\libstdc++-6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 632
    3⤵
    - Program crash
    PID:1508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4252 -ip 4252
1⤵
PID:3356

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4252-0-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-2-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download
memory/4252-4-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-3-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-1-0x0000000064941000-0x000000006494F000-memory.dmp

Filesize
56KB

Download
memory/4252-6-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-5-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-7-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/4252-9-0x000000006EB40000-0x000000006EB63000-memory.dmp

Filesize
140KB

Download