Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    21-01-2022 23:25

General

  • Target

    9e9c6689c1a57db3b76e61334665509bba62f0fa0c3156ea4a4328941d31e0ad.dll

  • Size

    314KB

  • MD5

    1e9b10996003528a19cab03c1d55597f

  • SHA1

    874f8a01ba0500f4cd919408bd21336889b244c3

  • SHA256

    9e9c6689c1a57db3b76e61334665509bba62f0fa0c3156ea4a4328941d31e0ad

  • SHA512

    fade6fb07831b31e80cb515f93b2aa1ac597989a154c56056721be9941807987363fb417f15fc8ed7e05bd33f5ad0c1767a1958b3854d481856288628f06779e

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\9e9c6689c1a57db3b76e61334665509bba62f0fa0c3156ea4a4328941d31e0ad.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e9c6689c1a57db3b76e61334665509bba62f0fa0c3156ea4a4328941d31e0ad.dll,#1
      2⤵
        PID:1268

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1268-55-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

      Filesize

      8KB

    • memory/1268-56-0x0000000000210000-0x0000000000233000-memory.dmp

      Filesize

      140KB

    • memory/1268-57-0x0000000010000000-0x000000001004D000-memory.dmp

      Filesize

      308KB