0b82dc0c1bdb222a96f2f4d191fdf4d8e93ca5c41f2c9af2e92882e1c47263f5

Analysis

max time kernel
136s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 19:41

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General

Target

msvcp140.dll
Size

440KB
MD5

1940325e1e8ca37e09f84545dccd07cd
SHA1

333952b9b0dbed320539fb30ea77928010bcaadb
SHA256

83c0fe5fab090060de7abe9dc85f5651d0f505a4ecc18f1ee8631941d0d665ea
SHA512

760dffbcd007e17acce95e3cbffad37ba4b8f0ca098fd18fe58120d135377b3df2da87c12cf566026cde0f7850937fd9275c98ac90a865fdb748b0fdce1a1d28
SSDEEP

12288:eYYt2J1opDyXTx2vLGNSC8kYE/LryQy+i+hUgiW6QR7t5s03Ooc8dHkC2esrqs6c:eYYt2JODyXTxBNSC8kYE/py+i903Ooc7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3096 4276 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
3096	4276	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 1704 wrote to memory of 4276	1704	rundll32.exe	rundll32.exe
PID 1704 wrote to memory of 4276	1704	rundll32.exe	rundll32.exe
PID 1704 wrote to memory of 4276	1704	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 604
    3⤵
    - Program crash
    PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4276 -ip 4276
1⤵
PID:3644

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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