Analysis

  • max time kernel
    187s
  • max time network
    196s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2022, 23:11

General

  • Target

    bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe

  • Size

    783KB

  • MD5

    4a3273c5463d842d3ed1739dbc601c1a

  • SHA1

    9c1238291c5d78279bcc0c29e4003d3a9d932ca9

  • SHA256

    bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

  • SHA512

    41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8

  • SSDEEP

    12288:9NlLp1zdnY029Ve01uh1eWT8/0Ngani6aAKQZl3Mu65aSf8Pp43doJpYEUpObRD4:fdcVe01ubfe0Mz8r65643doJpXD4

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe
    "C:\Users\Admin\AppData\Local\Temp\bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Users\Admin\AppData\Local\Temp\a2w8feyquq\2PU8k1SH\Setup.exe
      C:\Users\Admin\AppData\Local\Temp\a2w8feyquq\2PU8k1SH\Setup.exe --relaunch
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      PID:220

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a2w8feyquq\2PU8k1SH\Setup.exe

    Filesize

    783KB

    MD5

    4a3273c5463d842d3ed1739dbc601c1a

    SHA1

    9c1238291c5d78279bcc0c29e4003d3a9d932ca9

    SHA256

    bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

    SHA512

    41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8

  • C:\Users\Admin\AppData\Local\Temp\a2w8feyquq\2PU8k1SH\Setup.exe

    Filesize

    783KB

    MD5

    4a3273c5463d842d3ed1739dbc601c1a

    SHA1

    9c1238291c5d78279bcc0c29e4003d3a9d932ca9

    SHA256

    bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

    SHA512

    41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8