Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    30-01-2022 15:59

General

  • Target

    22e427d636088505aed35304009c2ac23ae4f39784fa95d0d9d3ca12c71d3834.dll

  • Size

    221KB

  • MD5

    841480e5194b30eea811a0f9e8c33caf

  • SHA1

    77e0043bfd1556a181f4dc23269e85eaa7858f4a

  • SHA256

    22e427d636088505aed35304009c2ac23ae4f39784fa95d0d9d3ca12c71d3834

  • SHA512

    7669cb2f7da65a3dc1b182b239d734c08b82549473a13f7f4b4b215d38faf8afb5184583cc69143d245547f026982a4152309b9f644f29205dcb8b4a0ef21f82

Malware Config

Extracted

Family

squirrelwaffle

C2

http://pop.vicamtaynam.com/VtyiHAft

http://snsvidyapeeth.in/aXmo2Dr3

http://trinitytesttubebaby.com/QR2JvfE3Sv

http://iconskw.com/cqdPtAbZ

http://ebookchuyennganh.com/v9PMvQDxHK8W

http://alsader.net/BHdQaiQ9rt

http://avyanshglobal.com/6pYjPlqf

http://primahills-online.com/ypCiZn7tMx

http://antoniocastroycia.com.co/WHe08obY

http://apexbiotech.net/VQgunQ4t5Ue

http://vscm.in/V3tYKxDz

http://sinaloworx.co.za/3GilA8Eo3r

http://dancongnghe.xyz/yRByhX6J3REI

http://trajesuniformes.com.br/qQofZMaJm

http://fiorenzapaes.com.br/PGYpETW7

http://astetinternational.com/arW5e44Y7vzO

http://razisystem.ir/MqvvkX0cWvn

http://krishnaiti.org.in/rWA02HQY4

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\22e427d636088505aed35304009c2ac23ae4f39784fa95d0d9d3ca12c71d3834.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1540
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\22e427d636088505aed35304009c2ac23ae4f39784fa95d0d9d3ca12c71d3834.dll,#1
      2⤵
        PID:1860

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1860-54-0x0000000075891000-0x0000000075893000-memory.dmp

      Filesize

      8KB

    • memory/1860-55-0x0000000002010000-0x000000000602A000-memory.dmp

      Filesize

      64.1MB

    • memory/1860-56-0x0000000010000000-0x0000000014030000-memory.dmp

      Filesize

      64.2MB