Overview

overview

10

Static

static

INVOICE PDF.exe

windows7_x64

3

INVOICE PDF.exe

windows10_x64

10

Analysis

  • max time kernel
    42s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    01/06/2021, 12:37

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General

  • Target
    INVOICE PDF.exe
  • Size 554KB
  • Sample210601-bht3rasvdx
  • SHA256 946ce73d2cfd1cb09ec17f2fdd637ea44deef62248dbb1c57f6a158a75bf6c29
  • MD5 SHA1 SHA512
Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKXOBXrkwaT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp929F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1628
    • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
      "{path}"
      2⤵
        PID:608
      • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
        "{path}"
        2⤵
          PID:1700
        • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
          "{path}"
          2⤵
            PID:364
          • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
            "{path}"
            2⤵
              PID:1788
            • C:\Users\Admin\AppData\Local\Temp\INVOICE PDF.exe
              "{path}"
              2⤵
                PID:784

            Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  memory/1824-60-0x00000000003C0000-0x00000000003C1000-memory.dmp
                  Download

                  memory/1824-62-0x0000000004D70000-0x0000000004D71000-memory.dmp
                  Download

                  memory/1824-63-0x0000000000460000-0x0000000000462000-memory.dmp
                  Download

                  memory/1824-64-0x0000000008060000-0x00000000080EE000-memory.dmp
                  Download

                  memory/1824-65-0x0000000001FB0000-0x0000000001FF9000-memory.dmp
                  Download