4de22f65551da53a761b1e9049abfcfdeddb4f36dfd50503f4ac45a0e4f972a4 | Triage

Analysis

max time kernel
141s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 13:05

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General

Target

$PLUGINSDIR/DcryptDll.dll
Size

156KB
MD5

4c373143ee342a75b469e0748049cd24
SHA1

d4e0e5155e78b99ec9459136acece2364bc2e935
SHA256

b4b5772a893e56aa5382aa3f0fef7837fa471e3b3e46db70b8bc702f2037e589
SHA512

569f92c3ff9a6e105cf9b3806d8b696442a5679dfa5d7c9362b0649a67cbea2478ca28a5da6c3bd0edacdb634509d8584c6959a4cc13c38d596458f372832f61
SSDEEP

3072:etvFO3r5Unb7FQwdkb6ckt+bBwmhqKUuWxvt+9/dh:etvAtUn3ewWc+

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5036	3488	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 3488	3396	rundll32.exe	85
PID 3396 wrote to memory of 3488	3396	rundll32.exe	85
PID 3396 wrote to memory of 3488	3396	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DcryptDll.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DcryptDll.dll,#1
  2⤵
  PID:3488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 600
    3⤵
    - Program crash
    PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3488 -ip 3488
1⤵
PID:4388

Network

MITRE ATT&CK Matrix

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