e4b210caea4432928727e860786c36e5ef6ecacced4b00374a049342d4b62183

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 09:36

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General

Target

msvcp140.dll
Size

437KB
MD5

dc739066c9d0ca961cba2f320cade28e
SHA1

81ed5f7861e748b90c7ae2d18da80d1409d1fa05
SHA256

74e9268a68118bb1ac5154f8f327887715960ccc37ba9dabbe31ecd82dcbaa55
SHA512

4eb181984d989156b8703fd8bb8963d7a5a3b7f981fe747c6992993b7a1395a21f45dbedf08c1483d523e772bdf41330753e1771243b53da36d2539c01171cf1
SSDEEP

12288:kKB+zFjoLcAtFSYy9PA7TEsnmLIxhUgiW6QR7t5s03Ooc8dHkC2eszslz:kKMzFj4tFSYyO7TEsnmLIe03Ooc8dHkw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2700	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 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2324 wrote to memory of 2700	2324	rundll32.exe	30
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 220
    3⤵
    - Program crash
    PID:2748

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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