Resubmissions

28-02-2021 17:05

210228-pjgnbjwth2 8

27-02-2021 12:13

210227-bpkha5za7s 8

27-02-2021 04:19

210227-7c1xkzg346 10

27-02-2021 03:32

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27-02-2021 03:29

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27-02-2021 03:16

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27-02-2021 02:45

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27-02-2021 02:23

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27-02-2021 02:06

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26-02-2021 23:10

210226-yds8gthfax 8

Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    27-02-2021 12:13

General

  • Target

    Doc_3744.xls

  • Size

    62KB

  • MD5

    47e22049644647ee854cedfe077156e7

  • SHA1

    20ad9f47616a8272dece2ec1039a88c09412c97c

  • SHA256

    5f2adacaf4ecb00ed24dd9dfe355307d0d6e786e40c945ad4c6d1ae3a4835d2a

  • SHA512

    1eeb87173378f4d0e157ee42f5b28e48ff84a35b44d71f004a6180cc2bdbc09e45c071adc7ab0a94c75071fbe3ee13b939ee8cb216b6f2e06c9c24ca34dbbf1b

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 2 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 62 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Doc_3744.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:776
  • C:\Windows\system32\verclsid.exe
    "C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x401
    1⤵
      PID:392
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:980 CREDAT:275457 /prefetch:2
        2⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:524
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" a -i#7zMap7869:4564:7zEvent21873 -ad -saa -- "C:\Users\Admin\AppData\Local\Temp\Temp"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1400
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
      1⤵
        PID:808

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/392-5-0x000007FEFBB61000-0x000007FEFBB63000-memory.dmp

        Filesize

        8KB

      • memory/776-2-0x000000002FE91000-0x000000002FE94000-memory.dmp

        Filesize

        12KB

      • memory/776-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

        Filesize

        64KB

      • memory/776-3-0x0000000071371000-0x0000000071373000-memory.dmp

        Filesize

        8KB

      • memory/792-7-0x000007FEF74B0000-0x000007FEF772A000-memory.dmp

        Filesize

        2.5MB

      • memory/808-12-0x0000000076071000-0x0000000076073000-memory.dmp

        Filesize

        8KB

      • memory/980-9-0x0000000003700000-0x0000000003701000-memory.dmp

        Filesize

        4KB