0ec7ca9a453c0fe7ac1b91dbae74a8b77e788c490b65365896d2d319128431d6

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2024 13:47

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General

Target

api-ms-win-crt-private-l1-1-0.dll
Size

62KB
MD5

682bf6b9c07a64929a4484db51d6c13d
SHA1

07672ce8f08db3b1d745b71e9db3e4729c70793c
SHA256

bdd0cca431ee362bed4f2c1eccafb22aa8dd51d57014be8297789175e5c11f2e
SHA512

e4ae0fc24114a58baede8443cb9275811c12a321ac898cda89efbd07474b8e60a564c55bbd82e37f521bf46b05fc1ca876f9b33f6d4bbbaed9fe0f03c937fce1
SSDEEP

1536:KaYDe5c4bFAcvxXWpDid3334BkZnGPMwPn7+9:6De5c4bFAcvxXWpDid3334BkZnGPMwP2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	1604	WerFault.exe	81

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 2768 wrote to memory of 1604	2768	rundll32.exe	81
PID 2768 wrote to memory of 1604	2768	rundll32.exe	81
PID 2768 wrote to memory of 1604	2768	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-crt-private-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-crt-private-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 600
    3⤵
    - Program crash
    PID:2776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1604 -ip 1604
1⤵
PID:1824

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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