fa09d24d7481dbdfc1cff6aaa92d2aec908e037a22a02346f6feeee5d6ba688e

Analysis

max time kernel
11s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-09-2024 21:05

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General

Target

Microsoft.VC142.CRT/msvcp140.dll
Size

426KB
MD5

8ff1898897f3f4391803c7253366a87b
SHA1

9bdbeed8f75a892b6b630ef9e634667f4c620fa0
SHA256

51398691feef7ae0a876b523aec47c4a06d9a1ee62f1a0aee27de6d6191c68ad
SHA512

cb071ad55beaa541b5baf1f7d5e145f2c26fbee53e535e8c31b8f2b8df4bf7723f7bef214b670b2c3de57a4a75711dd204a940a2158939ad72f551e32da7ab03
SSDEEP

12288:/gO0BGzePo6+J+4P0xYv7IQgnhUgiW6QR7t5s03Ooc8dHkC2esKcWKe0:701Po6+J+dxYv7IQgk03Ooc8dHkC2ezc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2868 2168 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
2868	2168	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2984 wrote to memory of 2168	2984	rundll32.exe	rundll32.exe
PID 2168 wrote to memory of 2868	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2868	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2868	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2868	2168	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Microsoft.VC142.CRT\msvcp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Microsoft.VC142.CRT\msvcp140.dll,#1
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 224
3⤵
- Program crash
PID:2868

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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