388fcaddc064e8b643c5b13a92637d4000d49480276695e1da0a8c52cf5815c5

Analysis

max time kernel
146s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/04/2024, 14:59

Target

eb55812aa6bc798f6e1c870c0d0728b7_JaffaCakes118.dll
Size

47KB
MD5

eb55812aa6bc798f6e1c870c0d0728b7
SHA1

936966c3f95d4ab09489a31587d903c2f43a994b
SHA256

388fcaddc064e8b643c5b13a92637d4000d49480276695e1da0a8c52cf5815c5
SHA512

26261daf9f7d4b4887e6322bccdbe2ca1776869a2a3b3417119b02893b73bc4b712d7d3f910426fd852e5fb567e3704cfccddb7b09d1ca5c8a66f7c753f666ca
SSDEEP

768:ywDLAK4OJUtBFKn1sJgfoP6J9oQX0TUVL//dvOb1WJnzmbQISDczxwu/+fK:ywDLAK4OWFK1ugQP6wQkIVbl0AIMjc+i

Score

8^/10

upx

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	rundll32.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/4292-0-0x0000000010000000-0x0000000010021000-memory.dmp	upx

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
676	Process not Found

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 4292	4536	rundll32.exe	85
PID 4536 wrote to memory of 4292	4536	rundll32.exe	85
PID 4536 wrote to memory of 4292	4536	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb55812aa6bc798f6e1c870c0d0728b7_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb55812aa6bc798f6e1c870c0d0728b7_JaffaCakes118.dll,#1
  2⤵
  - Drops file in Drivers directory
  PID:4292

memory/4292-0-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

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