Overview

overview

10

Static

static

test.test.dll

windows7_x64

10

test.test.dll

windows10_x64

10

Resubmissions

29-09-2021 16:05

210929-tjnc2sfcd8 10

21-09-2021 11:19

210921-net25shcf9 3

Analysis

  • max time kernel
    116s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    29-09-2021 16:05

Sharing

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General

  • Target

    test.test.dll

  • Size

    439KB

  • MD5

    22aef4558853a72dd07ff9513a6b9dbf

  • SHA1

    52a914b43dfa44910ab649be77a57db631d038ee

  • SHA256

    64c044cb3ec26babdd17107b2aa6ded60b22473c4e2943e1fcc03df8bc2e0edb

  • SHA512

    550f72f4d6186869893b2dc6536b3ce9bcb7843b0db726a1d9fb118291b1e96d642dfb57369b85ff58c41b38d6c40f6853d1da752f589aa419cb1f4d35381be4

Score
10/10
squirrelwaffledownloader

Malware Config

Extracted

Family

squirrelwaffle

C2

deanandwilconstruction.com/UXEvfuIlhws

arimeto.lv/Nm70oAfwB

gitamschool.com/oZbs0Oqw7uv

eresourcesmoneymarket.com/JbVwdgaV6l

flyershipmanager.com/SGAsORYsywt
Attributes
  • blocklist

    94.46.179.80

    206.189.205.251

    88.242.66.45

    85.75.110.214

    87.104.3.136

    207.244.91.171

    49.230.88.160

    91.149.252.75

    91.149.252.88

    92.211.109.152

    178.0.250.168

    88.69.16.230

    95.223.77.160

    99.234.62.23

    2.206.105.223

    84.222.8.201

    89.183.239.142

    5.146.132.101

    77.7.60.154

    45.41.106.122

    45.74.72.13

    74.58.152.123

    88.87.68.197

    109.70.100.25

    185.67.82.114

    207.102.138.19

    204.101.161.14

    193.128.108.251

    111.7.100.17

    111.7.100.16

Signatures

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

    SquirrelWaffle.

    downloadersquirrelwaffle
  • squirrelwaffle 2 IoCs

    Squirrelwaffle Payload

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
      2⤵
        PID:2432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 688
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2800

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/2432-116-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-117-0x0000000002E10000-0x0000000002E24000-memory.dmp

      Filesize

      80KB

      Download

    • memory/2432-118-0x0000000004970000-0x0000000004982000-memory.dmp

      Filesize

      72KB

      Download