721582ffe4abce8f7488a3b31c4c948b8ba9f439065437c6c9bd1c950f9446b9

Resubmissions

17/01/2025, 13:15

250117-qhg8vsypcz 4

17/01/2025, 11:29

250117-nlw53swmar 4

09/01/2025, 21:28

250109-1bc1ns1qgt 4

05/01/2025, 19:25

250105-x44gjstlew 10

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 21:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

vcruntime140.dll
Size

83KB
MD5

b77eeaeaf5f8493189b89852f3a7a712
SHA1

c40cf51c2eadb070a570b969b0525dc3fb684339
SHA256

b7c13f8519340257ba6ae3129afce961f137e394dde3e4e41971b9f912355f5e
SHA512

a09a1b60c9605969a30f99d3f6215d4bf923759b4057ba0a5375559234f17d47555a84268e340ffc9ad07e03d11f40dd1f3fb5da108d11eb7f7933b7d87f2de3
SSDEEP

1536:BTXU4YQD+JZoxeu8zIrBj3hGzHRb3izsQe1o8jsu0gD/TecbOjc8WsaBmiK:pXUlQDeexZTBozHRb3izsQe1o8E8ecbg

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1336	2016	WerFault.exe	31

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 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2648 wrote to memory of 2016	2648	rundll32.exe	31
PID 2016 wrote to memory of 1336	2016	rundll32.exe	32
PID 2016 wrote to memory of 1336	2016	rundll32.exe	32
PID 2016 wrote to memory of 1336	2016	rundll32.exe	32
PID 2016 wrote to memory of 1336	2016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 224
    3⤵
    - Program crash
    PID:1336

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

Windows 7 deprecation

Loading Replay Monitor...