Analysis

  • max time kernel
    132s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 15:38

General

  • Target

    2fd56c4de1db7097a3c2545e2ebb70f83d6c0ee9ebe3c70b80b8a3f29267c7a6.dll

  • Size

    322KB

  • MD5

    7838f2a7503355dfeaa7d097158a55d3

  • SHA1

    94a0fc34b3220f40d9ba8cfc9a26eaf78305214a

  • SHA256

    2fd56c4de1db7097a3c2545e2ebb70f83d6c0ee9ebe3c70b80b8a3f29267c7a6

  • SHA512

    c9e3c966054f67f956f59ef19505a17b013635b23aebc54906cff476deffb8209372deef28a82ee5fc0c090b0046cb34c4b41ffbfcae3073f46d40fc270df35b

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
  • Blocklisted process makes network request 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fd56c4de1db7097a3c2545e2ebb70f83d6c0ee9ebe3c70b80b8a3f29267c7a6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fd56c4de1db7097a3c2545e2ebb70f83d6c0ee9ebe3c70b80b8a3f29267c7a6.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:2800

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2800-115-0x0000000000E30000-0x0000000000E53000-memory.dmp
    Filesize

    140KB

  • memory/2800-116-0x0000000010000000-0x000000001004D000-memory.dmp
    Filesize

    308KB