Resubmissions

04-10-2021 13:41

211004-qzdxrsgde3 10

04-10-2021 13:33

211004-qtqpdagdc5 10

Analysis

  • max time kernel
    1787s
  • max time network
    1790s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    04-10-2021 13:41

General

  • Target

    repo.html.3.dll

  • Size

    475KB

  • MD5

    267aa0f6d02c470db4951b3d9b80d8f7

  • SHA1

    a9627760018699a0ce48499fd58b43e3d33c51c7

  • SHA256

    da031faf0a918be7bf90705dac2ce63cfda65226360202ac1d53a6849592e9b3

  • SHA512

    cf0ab54048b096bf05bc4f222473a962f2e18133e195165b582f041ee3b38536cc4e67a49dcc762c838aaeafcd164d63765ac42d58762db9f21217c12bc4eff6

Malware Config

Extracted

Family

squirrelwaffle

C2

profitshub.in/eJDLM6siEv

hynot-adventures.com/siRmGWRAqRR

giversherbalproducts.com/lBawcxb5

opulent-imports.com/DlOBqKAf

nitro2point0.com/9SqebpSMu

streamline-trade.com/7fTwg0V7

sologicgroup.com/hWo6FObvrdp

pedroaros.cl/gnYxifRY

apimar.eu/QFm9qbfjT

baetrading.com/IfpAV6qS

ditrpshop.in/oHbAKuM0

surveillantfire.com/s6ImD3DAJs

dhananialegalaid.com/VIVB6kFar

aulaintelimundo.com/n1n3Sh4NSO08

muwatin.net/IvyhnWs8j

nkp.hr/a9TmwEDR

kvrassociates.net/Y3kzp0WtE0

marianaleyton.com/4ByNgaVdId6

Signatures

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

    SquirrelWaffle.

  • squirrelwaffle 1 IoCs

    Squirrelwaffle Payload

  • Blocklisted process makes network request 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\repo.html.3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\repo.html.3.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/508-115-0x0000000004AB0000-0x0000000008FCD000-memory.dmp

    Filesize

    69.1MB

  • memory/508-116-0x0000000010000000-0x0000000014574000-memory.dmp

    Filesize

    69.5MB