30119e1f90ac99fdc496f0ce8c1a51a5e406667c1310588f792879647a9c1bf6

Analysis

max time kernel
92s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 14:51

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General

Target

lib\pcre.dll
Size

374KB
MD5

cd71fd9c522ba4bb700114024fb1cc64
SHA1

ae6fe99ceae93c33fd6d4c7979ed34c60ec81bc4
SHA256

faf9d7080062add283d8cc02bd4c0a3eb141665a3c3d3252499ad0735968c7fe
SHA512

6f962aea06cc18aff00bb9e89b42b4b05edadb66ae38a2392c26ba0bfbfed6dc4d1bf7c77848ac0d532ca10f63c9fec20bd58e46d2c5998662243285f1944860
SSDEEP

6144:TnZu9Av/GHYwqmbLkKUv8ZJH01Fs+4zny6bdg43ppkA6:lVXG4wzbLkKpSY+4ztdg4vkn

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	3136	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 4068 wrote to memory of 3136	4068	rundll32.exe	82
PID 4068 wrote to memory of 3136	4068	rundll32.exe	82
PID 4068 wrote to memory of 3136	4068	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lib\pcre.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\lib\pcre.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3136 -s 604
    3⤵
    - Program crash
    PID:2076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3136 -ip 3136
1⤵
PID:1356

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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