f1416fdec43d4faefe704e392a2a35f79a924edc499857f2148de8d3b41cc4a4 | Triage

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 14:25

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General

Target

$PLUGINSDIR/CustomLicense.dll
Size

4KB
MD5

ae97fd89eec5000b400e6bc7e8db0e56
SHA1

7ec1073f712ff5bd68deec894c36c0385bacdd68
SHA256

bdf2d5ac95808ffe5b29aac71fcc2eb64bdca5b272a9c4082a74e20d0b1f20da
SHA512

2e0d0182d7fda547bfd3f25c56d0c20ba75809ac8d4c96c2b40aad3db9a61c730a650c7e02c6050ab37abdf8ce66ea1e4479921d72e21f55b6fd42a3dc033ec3

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2600 928 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2396 wrote to memory of 928	2396	rundll32.exe	rundll32.exe
PID 2396 wrote to memory of 928	2396	rundll32.exe	rundll32.exe
PID 2396 wrote to memory of 928	2396	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomLicense.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomLicense.dll,#1
2⤵
PID:928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 600
3⤵
- Program crash
PID:2600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 928 -ip 928
1⤵
PID:1920

Network

MITRE ATT&CK Matrix

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