e2cd43d988121ee0cf9bdbaa46d5d1cc99dd742cb0540f674923621eef0d57fd

Analysis

max time kernel
85s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 19:27

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General

Target

TIR/CONFIG/MSVCIRT.dll
Size

76KB
MD5

c520e54cb1dfa71edb3c52ea2c28f1ac
SHA1

cb6e932269387971da456852ef3e9370f8e3f57c
SHA256

62fd0613602fe8f4e15801497c64af587f8c5f9e6330529bb960d962179520e1
SHA512

c65d2df8ef350d780011f7b138f6444e30c909132fccae77e903b39126f5b369131fef368286120deecb6c0ba354f856a43a98f500c5a525f1378ca778966f3c
SSDEEP

768:/6nlZFvieBnAicd2+Up6D/iKjqb51AlrT1Xgt1QtoliFNUTO1ntgQXHhAk/twBZB:klvBlAiCrXT//F6QXHhAk/twBBPh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	316	WerFault.exe	82

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 1612 wrote to memory of 316	1612	rundll32.exe	82
PID 1612 wrote to memory of 316	1612	rundll32.exe	82
PID 1612 wrote to memory of 316	1612	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\TIR\CONFIG\MSVCIRT.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\TIR\CONFIG\MSVCIRT.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 316 -s 604
    3⤵
    - Program crash
    PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 316 -ip 316
1⤵
PID:1888

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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