42c21df909903a9a1bb2d7ed974ab0416dcd406ec8c4dc47920ec775bcfd1276

Analysis

max time kernel
165s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 17:08

Target

42c21df909903a9a1bb2d7ed974ab0416dcd406ec8c4dc47920ec775bcfd1276.dll
Size

555KB
MD5

0cf92839223df699698b2afc030de823
SHA1

429dc9a163df45be822f7d0cd316b7c3fdbd77d6
SHA256

42c21df909903a9a1bb2d7ed974ab0416dcd406ec8c4dc47920ec775bcfd1276
SHA512

a20fe04621e02f986ad02d23835ccd87507581d7dc8cc09ad9ece6fde820191aa2ca216c29316a823112bdee42a226cf9509f94cdd32fa863bb455a7764ce163
SSDEEP

12288:dyqgcrD435oCGZ7rqhR4CaPSEc8B+XLEqIeX6gAy/T:dL4SrZoRvaPSVXMeBAGT

Score

8^/10

Executes dropped EXE 1 IoCs

pid	Process
516	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3788	516	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 3536	2748	rundll32.exe	81
PID 2748 wrote to memory of 3536	2748	rundll32.exe	81
PID 2748 wrote to memory of 3536	2748	rundll32.exe	81
PID 3536 wrote to memory of 516	3536	rundll32.exe	82
PID 3536 wrote to memory of 516	3536	rundll32.exe	82
PID 3536 wrote to memory of 516	3536	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\42c21df909903a9a1bb2d7ed974ab0416dcd406ec8c4dc47920ec775bcfd1276.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\42c21df909903a9a1bb2d7ed974ab0416dcd406ec8c4dc47920ec775bcfd1276.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3536
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    PID:516
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 516 -s 384
      4⤵
      Program crash
      PID:3788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 516 -ip 516
1⤵
PID:3060

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
192KB

MD5
72864b90643b2ff7a3e4c06b03ad2ce7

SHA1
52f60736728362514dec7880f67009408bf744da

SHA256
c0dc483d5d52f102a46125ba7b79757cf535aaf6075ff1bf0b255243d0b88c43

SHA512
b6f2abb30dedc588601324a203f348f453443a28de2a82b16ae175621471126680bf239e502e5c4f848955a6031e211976a3aa24eaa9e1e56b06c30916a23bf2

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
192KB

MD5
72864b90643b2ff7a3e4c06b03ad2ce7

SHA1
52f60736728362514dec7880f67009408bf744da

SHA256
c0dc483d5d52f102a46125ba7b79757cf535aaf6075ff1bf0b255243d0b88c43

SHA512
b6f2abb30dedc588601324a203f348f453443a28de2a82b16ae175621471126680bf239e502e5c4f848955a6031e211976a3aa24eaa9e1e56b06c30916a23bf2

Download Submit