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Analysis

  • max time kernel
    109s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2022, 07:48

General

  • Target

    Doc0627.exe

  • Size

    866KB

  • MD5

    1db4863326d564281893628c4ecbe87b

  • SHA1

    55dae7e5b29e7e8c8aaeeb748807408d7f8bc3f4

  • SHA256

    81cdbea7a809be0f353a0d72397fb91821650770e736f9bd68f4501be64572d3

  • SHA512

    9c4c82e67dcedd4d27c7bd1230700c310eb111cf4a73a19e0de301f82f779851a3be991a9b90c96128c764c84595a1f4d049b4c99b0ba326737ff7e44ddd0feb

Score
10/10

Malware Config

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Doc0627.exe
    "C:\Users\Admin\AppData\Local\Temp\Doc0627.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:388

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/388-133-0x0000000000710000-0x00000000007AE000-memory.dmp

      Filesize

      632KB

    • memory/5028-130-0x0000000000190000-0x000000000026E000-memory.dmp

      Filesize

      888KB