ce826c68b96206b9b3380b7016960596087c6dca10acf3ef5673100836efc332

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 05:15

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General

Target

MSVCRT.dll
Size

272KB
MD5

0a8e038a03d7e409e5140fc9222af3a8
SHA1

afc924038bc8364f7816bfd4830b321ec1b78f6a
SHA256

babbfb63bb9ddd3763a5f528e3c438a590c7cb63d75ac4da7d1cdd0f7a107d0c
SHA512

4a9cfabb8e45e1b41e80913d956a18405a6d3068930ce59177e2908360ff2e5ff311573fe22e541c65ad3e81991ab9634d81b0c653e2e5ee1eb26bee257cafbb
SSDEEP

6144:HzKmr0FjgoKL1fpEMhQLT53t+C/23A4hzWoFMWiFaNF7R5LPXSQj3:TKmwFEL1fpEMh8TJt+GIzh5BqQ7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2676	2216	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 684 wrote to memory of 2216	684	rundll32.exe	30
PID 2216 wrote to memory of 2676	2216	rundll32.exe	31
PID 2216 wrote to memory of 2676	2216	rundll32.exe	31
PID 2216 wrote to memory of 2676	2216	rundll32.exe	31
PID 2216 wrote to memory of 2676	2216	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCRT.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCRT.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 224
    3⤵
    - Program crash
    PID:2676

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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