Analysis

  • max time kernel
    149s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-07-2022 06:58

General

  • Target

    4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895.exe

  • Size

    303KB

  • MD5

    144539a65d10a6ed3df334866028ba79

  • SHA1

    7d74cbaa4552b9468aaf079dab28b2bae29d1ae9

  • SHA256

    4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895

  • SHA512

    33802b04f713820d4a19220b3391cde8090a3837a82fff2d23af4d8994998665d87c98195170f68b6856c58d765b96bfd64fa7163ee1cf3882416cb5de8c58e9

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895.exe
    "C:\Users\Admin\AppData\Local\Temp\4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4072
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe"
      2⤵
        PID:4444
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4496
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:5072

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe

      Filesize

      303KB

      MD5

      144539a65d10a6ed3df334866028ba79

      SHA1

      7d74cbaa4552b9468aaf079dab28b2bae29d1ae9

      SHA256

      4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895

      SHA512

      33802b04f713820d4a19220b3391cde8090a3837a82fff2d23af4d8994998665d87c98195170f68b6856c58d765b96bfd64fa7163ee1cf3882416cb5de8c58e9

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\app.exe

      Filesize

      303KB

      MD5

      144539a65d10a6ed3df334866028ba79

      SHA1

      7d74cbaa4552b9468aaf079dab28b2bae29d1ae9

      SHA256

      4114804fd7aebc04caec60731b3282998cca1e276e5f120dce88d46decff1895

      SHA512

      33802b04f713820d4a19220b3391cde8090a3837a82fff2d23af4d8994998665d87c98195170f68b6856c58d765b96bfd64fa7163ee1cf3882416cb5de8c58e9

    • memory/4072-130-0x0000000000310000-0x0000000000364000-memory.dmp

      Filesize

      336KB

    • memory/4072-131-0x00000000078B0000-0x0000000007E54000-memory.dmp

      Filesize

      5.6MB

    • memory/4072-132-0x0000000007410000-0x00000000074A2000-memory.dmp

      Filesize

      584KB

    • memory/4444-133-0x0000000000000000-mapping.dmp

    • memory/4496-134-0x0000000000000000-mapping.dmp

    • memory/5072-135-0x0000000000000000-mapping.dmp