Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    30-01-2022 16:19

General

  • Target

    14431c5d1080ca3701dfdc98073ed3af860f976724809580c1f3e04751cfb952.dll

  • Size

    318KB

  • MD5

    65cb5cff0a06b3542f386be326749e05

  • SHA1

    519871e2caf95c3fd16da13e84fac4da65943a12

  • SHA256

    14431c5d1080ca3701dfdc98073ed3af860f976724809580c1f3e04751cfb952

  • SHA512

    f6abb64bf57de2b7f06d1f9ea736c34598bebfc85605662e5060235c269116419f9e770b1c794343e64ca208f5a2696a146c7bd98b827fd228d23e7c3b72b5f9

Malware Config

Extracted

Family

squirrelwaffle

C2

http://atertreat.in/5iPPVRKPPX9

http://incentivaconsultores.com.co/55jHpKCc9DWy

http://cdelean.org/0qvbbmu9g

http://bazy.ps/M6SjrMSYC

http://sukmabali.com/ZXxcLYs3rzRQ

http://bugwilliam.tk/cbB56YrugdbW

http://bestbeatsgh.com/42D7OwuPen

http://krumaila.com/UZ4NdDoDh4Tu

http://razehub.com/NN70nExbtLO

http://arcb.ro/aHUUNxE3Me5

http://cfmi.tg/m40YS6gDO0

http://sweetlittle.mx/ZCXP0dT2h

http://alkimia-prod.com/nT0imyzmo

http://almexperts.co.za/fEoJ3pdWZbF

Signatures

  • SquirrelWaffle is a simple downloader written in C++.

    SquirrelWaffle.

  • Squirrelwaffle Payload 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\14431c5d1080ca3701dfdc98073ed3af860f976724809580c1f3e04751cfb952.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\14431c5d1080ca3701dfdc98073ed3af860f976724809580c1f3e04751cfb952.dll,#1
      2⤵
        PID:524

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/524-54-0x0000000076071000-0x0000000076073000-memory.dmp

      Filesize

      8KB

    • memory/524-55-0x00000000001B0000-0x00000000001D3000-memory.dmp

      Filesize

      140KB

    • memory/524-56-0x0000000010000000-0x000000001004D000-memory.dmp

      Filesize

      308KB