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Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    04/11/2023, 22:54

General

  • Target

    NEAS.81cbe815bafc08f42bb187130831e380_JC.exe

  • Size

    37KB

  • MD5

    81cbe815bafc08f42bb187130831e380

  • SHA1

    6087b45a275834dc9bb161ef340367ef577f30e1

  • SHA256

    ec537f29edb904ee4e96ec0b6f8958e32cedbdf811b3d03bc53e4b8c6ce4d8e6

  • SHA512

    7adbe3de3bb4413ab047e029e7c31749f1e94d924c77971b934dcde235d5ff38f1716f60b1707287404b98be690b1c836c29154fce443c720d829140db45a2fd

  • SSDEEP

    768:JqEoOBAtPn9jXUE5aTsNRnmlLnEI59U8EZydalfuV3lVwwxQoz:JwOBAt/1XSSOEW9ZEOaFufVw+Dz

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.81cbe815bafc08f42bb187130831e380_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.81cbe815bafc08f42bb187130831e380_JC.exe"
    1⤵
    • Drops file in Windows directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /C WMIC OS get Caption,OSArchitecture,Version /Format:table & WMIC BIOS Get Manufacturer,Name /Format:table & WMIC Baseboard Get Product,Manufacturer /Format:table & WMIC CPU Get Name,NumberOfCores,NumberOfLogicalProcessors /Format:table & WMIC Memorychip Get Manufacturer,Capacity,Speed,PartNumber /Format:table & WMIC Diskdrive Get Model,Size /Format:table & WMIC Path Win32_VideoController get Caption,VideoModeDescription /Format:table & WMIC netuse get Name /Format:table
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Windows\System32\Wbem\WMIC.exe
        WMIC OS get Caption,OSArchitecture,Version /Format:table
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2332
      • C:\Windows\System32\Wbem\WMIC.exe
        WMIC BIOS Get Manufacturer,Name /Format:table
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2432
      • C:\Windows\System32\Wbem\WMIC.exe
        WMIC Baseboard Get Product,Manufacturer /Format:table
        3⤵
          PID:2764
        • C:\Windows\System32\Wbem\WMIC.exe
          WMIC CPU Get Name,NumberOfCores,NumberOfLogicalProcessors /Format:table
          3⤵
            PID:2828
          • C:\Windows\System32\Wbem\WMIC.exe
            WMIC Memorychip Get Manufacturer,Capacity,Speed,PartNumber /Format:table
            3⤵
              PID:1576
            • C:\Windows\System32\Wbem\WMIC.exe
              WMIC Diskdrive Get Model,Size /Format:table
              3⤵
                PID:3044
              • C:\Windows\System32\Wbem\WMIC.exe
                WMIC Path Win32_VideoController get Caption,VideoModeDescription /Format:table
                3⤵
                  PID:2568
                • C:\Windows\System32\Wbem\WMIC.exe
                  WMIC netuse get Name /Format:table
                  3⤵
                    PID:2736

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                Filesize

                344B

                MD5

                4ceefd797b0f29fa2e3bc02beb3f7931

                SHA1

                ce144c6ecef6f7bd7400547ae4e86446d2114101

                SHA256

                149d3c6451e1b4b5f3015771556ee83aafeb0856382b362e8ca3e44c8403a0a6

                SHA512

                ce52babcdee52f424ed9a30a1ee589e71e7699e82cdfbca8ca21b550b2a11f9313c0dd1af881b6bd0fe1f3337e9388862e834333ae73fb55c0349035155febb3

              • C:\Users\Admin\AppData\Local\Temp\Cab47BC.tmp

                Filesize

                61KB

                MD5

                f3441b8572aae8801c04f3060b550443

                SHA1

                4ef0a35436125d6821831ef36c28ffaf196cda15

                SHA256

                6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

                SHA512

                5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

              • C:\Users\Admin\AppData\Local\Temp\Tar486B.tmp

                Filesize

                163KB

                MD5

                9441737383d21192400eca82fda910ec

                SHA1

                725e0d606a4fc9ba44aa8ffde65bed15e65367e4

                SHA256

                bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

                SHA512

                7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

              • memory/2184-0-0x00000000011A0000-0x00000000011B0000-memory.dmp

                Filesize

                64KB

              • memory/2184-1-0x000007FEF5550000-0x000007FEF5F3C000-memory.dmp

                Filesize

                9.9MB

              • memory/2184-2-0x000000001AFC0000-0x000000001B040000-memory.dmp

                Filesize

                512KB

              • memory/2184-65-0x000007FEF5550000-0x000007FEF5F3C000-memory.dmp

                Filesize

                9.9MB

              • memory/2184-66-0x000000001AFC0000-0x000000001B040000-memory.dmp

                Filesize

                512KB