Analysis

  • max time kernel
    148s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2024, 01:45

General

  • Target
    ca4d0af48b50bd06f172eee41fb979e2d73defb5c51fd358bc6b36de4cab7369.vbe
  • Size 10KB
  • Sample240919-b6s8psvbld
  • SHA256 ca4d0af48b50bd06f172eee41fb979e2d73defb5c51fd358bc6b36de4cab7369
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Drops file in System32 directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ca4d0af48b50bd06f172eee41fb979e2d73defb5c51fd358bc6b36de4cab7369.vbe"
    1⤵
    • Blocklisted process makes network request
    PID:2416
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {63A9BA4F-B04D-4A31-884E-C90664C26936} S-1-5-21-1488793075-819845221-1497111674-1000:UPNECVIU\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:712
    • C:\Windows\System32\WScript.exe
      C:\Windows\System32\WScript.exe "C:\Users\Admin\AppData\Roaming\FRMEMFMdrhTBazq.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
        3⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2644
        • C:\Windows\system32\wermgr.exe
          "C:\Windows\system32\wermgr.exe" "-outproc" "2644" "1228"
          4⤵
            PID:2620
        • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
          3⤵
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1972
          • C:\Windows\system32\wermgr.exe
            "C:\Windows\system32\wermgr.exe" "-outproc" "1972" "1248"
            4⤵
              PID:2940
          • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
            3⤵
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1176
            • C:\Windows\system32\wermgr.exe
              "C:\Windows\system32\wermgr.exe" "-outproc" "1176" "1240"
              4⤵
                PID:1952
            • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
              3⤵
              • Drops file in System32 directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2248
              • C:\Windows\system32\wermgr.exe
                "C:\Windows\system32\wermgr.exe" "-outproc" "2248" "1248"
                4⤵
                  PID:2544
              • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                3⤵
                • Drops file in System32 directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1580
                • C:\Windows\system32\wermgr.exe
                  "C:\Windows\system32\wermgr.exe" "-outproc" "1580" "1240"
                  4⤵
                    PID:2316
                • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                  3⤵
                  • Drops file in System32 directory
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:2020
                  • C:\Windows\system32\wermgr.exe
                    "C:\Windows\system32\wermgr.exe" "-outproc" "2020" "1244"
                    4⤵
                      PID:676
                  • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                    3⤵
                    • Drops file in System32 directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:1368
                    • C:\Windows\system32\wermgr.exe
                      "C:\Windows\system32\wermgr.exe" "-outproc" "1368" "1240"
                      4⤵
                        PID:2352
                    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                      3⤵
                      • Drops file in System32 directory
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:2576
                      • C:\Windows\system32\wermgr.exe
                        "C:\Windows\system32\wermgr.exe" "-outproc" "2576" "1236"
                        4⤵
                          PID:2812
                      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                        3⤵
                        • Drops file in System32 directory
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:2612
                        • C:\Windows\system32\wermgr.exe
                          "C:\Windows\system32\wermgr.exe" "-outproc" "2612" "1228"
                          4⤵
                            PID:1808
                        • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
                          "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"
                          3⤵
                          • Drops file in System32 directory
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of WriteProcessMemory
                          PID:1636
                          • C:\Windows\system32\wermgr.exe
                            "C:\Windows\system32\wermgr.exe" "-outproc" "1636" "1240"
                            4⤵
                              PID:2264

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            OutofProcReport259450976.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259450976.txt
                            • Size 1KB
                            • SHA256 7fae41604b411c8540ba6c1a77006ad343f282dc0029375a6e0fa3a22791cf66
                            • MD5 SHA1 SHA512

                            OutofProcReport259464207.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259464207.txt
                            • Size 1KB
                            • SHA256 a2ea1a4ba0778e6b96869e6a6f2fa147708bd15edfde693cb23063ccedd4bc77
                            • MD5 SHA1 SHA512

                            OutofProcReport259478033.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259478033.txt
                            • Size 1KB
                            • SHA256 eea0abfc69ed81834cf297a936e19bc0d0fe57f400301f0066c4a4fb82a7d5dd
                            • MD5 SHA1 SHA512

                            OutofProcReport259496301.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259496301.txt
                            • Size 1KB
                            • SHA256 cac0a129754f6ccbc895cf572aa62efcf3e4f88dbfe4da6e757b198f47ccad5e
                            • MD5 SHA1 SHA512

                            OutofProcReport259508956.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259508956.txt
                            • Size 1KB
                            • SHA256 c140bf872551a495f9756c57e7a94526c9450dbabcbaea9a29864bace052f0cb
                            • MD5 SHA1 SHA512

                            OutofProcReport259526623.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259526623.txt
                            • Size 1KB
                            • SHA256 8ba9779ae947732b8b0a18a10d28a1af51f955429f40fcbea586c01c53741064
                            • MD5 SHA1 SHA512

                            OutofProcReport259540702.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259540702.txt
                            • Size 1KB
                            • SHA256 84964621758e0c60af6bb57dbfa9f82098108d86b94f37bbe6de3094590ca339
                            • MD5 SHA1 SHA512

                            OutofProcReport259553083.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259553083.txt
                            • Size 1KB
                            • SHA256 2934e3078a81119fe81736edae415c7f91414ee33c47ef0b5b168a19c2874aa6
                            • MD5 SHA1 SHA512

                            OutofProcReport259568485.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259568485.txt
                            • Size 1KB
                            • SHA256 140f0030fd2f6ef486854c75935d71406865e46e11e0ce58be0a63c388fe0208
                            • MD5 SHA1 SHA512

                            OutofProcReport259584892.txt

                            • Path C:\Users\Admin\AppData\Local\Temp\OutofProcReport259584892.txt
                            • Size 1KB
                            • SHA256 b4dae8a21ab5cd1ba30691544b61438f186a3f7aedaa051fdcc5dcbcb9677f23
                            • MD5 SHA1 SHA512

                            FRMEMFMdrhTBazq.vbs

                            • Path C:\Users\Admin\AppData\Roaming\FRMEMFMdrhTBazq.vbs
                            • Size 2KB
                            • SHA256 e5441fd6bf5a366d4144553a3caf44ed09d6fb7cb085de728579c556def1e329
                            • MD5 SHA1 SHA512

                            590aee7bdd69b59b.customDestinations-ms

                            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
                            • Size 7KB
                            • SHA256 52d938af9a478019e13f86deef52a7f3b98fb86145d8822aa77fe3a1ca77f455
                            • MD5 SHA1 SHA512 SSDEEP

                            US7A5R10YULIDBV0GPM2.temp

                            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\US7A5R10YULIDBV0GPM2.temp
                            • Size 7KB
                            • SHA256 f52a074867cb86705e89f52ddf8580cc92eecd3f8094353c510a65b7dcc72cfc
                            • MD5 SHA1 SHA512 SSDEEP

                            memory/1972-18-0x0000000001E20000-0x0000000001E28000-memory.dmp

                            memory/1972-17-0x000000001B7A0000-0x000000001BA82000-memory.dmp

                            memory/2644-6-0x000000001B830000-0x000000001BB12000-memory.dmp

                            memory/2644-7-0x0000000001EE0000-0x0000000001EE8000-memory.dmp

                            memory/2644-8-0x0000000002AD0000-0x0000000002ADA000-memory.dmp