Analysis

  • max time kernel
    121s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 03:37

General

  • Target

    037dca1f39a32a511d78e2f4e3c7d72f.exe

  • Size

    716KB

  • MD5

    037dca1f39a32a511d78e2f4e3c7d72f

  • SHA1

    2ec37ddb98998f3e50f2383a5f0b41369b6047f0

  • SHA256

    8ac5cdf86ff11ee48cf1eed2f7a4232300ac78bf2f59e88dca9b4d7668b5ef9e

  • SHA512

    ed07ac0dd03c0826bb61bfc460d94f9eb3a2bf8dff7e1f3c8498667b9f69873602011922a56e9c28dc27e5d643cff61ac4c5458e1cc914250f06c99046b68e83

  • SSDEEP

    12288:3FRP+f8jbnwN0HjVs31cEibhdY99FKLeJ41A1wXyfc8vy4hT:3FRP+YwNOjVsWhdGea4zX/86g

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\037dca1f39a32a511d78e2f4e3c7d72f.exe
    "C:\Users\Admin\AppData\Local\Temp\037dca1f39a32a511d78e2f4e3c7d72f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Users\Admin\AppData\Local\Temp\bedfcihhcd.exe
      C:\Users\Admin\AppData\Local\Temp\bedfcihhcd.exe 1!0!6!8!7!3!5!9!4!4!6 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3028
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703508888.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2108
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703508888.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1528
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703508888.txt bios get version
        3⤵
          PID:2900
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81703508888.txt bios get version
          3⤵
            PID:2304
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81703508888.txt bios get version
            3⤵
              PID:1096
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 372
              3⤵
              • Loads dropped DLL
              • Program crash
              PID:2216

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\81703508888.txt

          Filesize

          66B

          MD5

          9025468f85256136f923096b01375964

          SHA1

          7fcd174999661594fa5f88890ffb195e9858cc52

          SHA256

          d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

          SHA512

          92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

        • C:\Users\Admin\AppData\Local\Temp\81703508888.txt

          Filesize

          2B

          MD5

          f3b25701fe362ec84616a93a45ce9998

          SHA1

          d62636d8caec13f04e28442a0a6fa1afeb024bbb

          SHA256

          b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

          SHA512

          98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

        • C:\Users\Admin\AppData\Local\Temp\81703508888.txt

          Filesize

          58B

          MD5

          dd876faf0fd44a5fab3e82368e2e8b15

          SHA1

          01b04083fa278dda3a81705ca5abcfee487a3c90

          SHA256

          5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

          SHA512

          e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

        • C:\Users\Admin\AppData\Local\Temp\bedfcihhcd.exe

          Filesize

          700KB

          MD5

          c434fb980361a44a8d0f3e9acf8f54cf

          SHA1

          5121b2e2302e3062dc12689895a451fa5d17b032

          SHA256

          15a6276f1fd532655b7fd6b198efefde05e20422851360b75f8a9147e58af77a

          SHA512

          9b42a76977da72359261abe6dfc8e837a5fcd021fdf27771fd4c892309f93562b46a04023fdaa30f96a14152d698163c7f84ba0585cee5b0d01acd078e9c25e7

        • C:\Users\Admin\AppData\Local\Temp\bedfcihhcd.exe

          Filesize

          607KB

          MD5

          edc5f7826cc35d604884263851e6f263

          SHA1

          1842e1b0fc5aeeaebb75861aca8a6bf76a2344f8

          SHA256

          40c02dfb0a35c32beaf8341cbe73c2b64a9d1f8f2517011043fe8b3edd39da2f

          SHA512

          9d344753b2b1f497436cb1e6ab1b313d9de95661a52178c2e4f06c8a48a941c01fdab6e726508f81112f3ffcf1e935493d4600763328a4a398f89ff95c6b0ed4

        • C:\Users\Admin\AppData\Local\Temp\nsjE532.tmp\chrzzln.dll

          Filesize

          170KB

          MD5

          b206acd9daf8c0b425a5b05fb3259cdd

          SHA1

          3479787c9b782886cfef0b0c9b08a9dd6aa8f48a

          SHA256

          00ff0b8ee9af364a5e6f2100274123dc6570277d51f540e40eba6454fe70f22a

          SHA512

          1f72223bcf892aef1c9905cbef1aba39d19365bb3e267ddedf43ee5cc651bf0ea451b3cd560a48d06ac67ff35724bcca8487100484253fff9677ffa36eba7078

        • \Users\Admin\AppData\Local\Temp\bedfcihhcd.exe

          Filesize

          128KB

          MD5

          c8ac341d3061f8f9f22ffd707261d3d2

          SHA1

          86aa97e5e111c59c3f9c2de7ea672a020775dc37

          SHA256

          a42b5a97ac067a67d91619de89182367309c0e66bda35bc7ace87566589f4265

          SHA512

          be890c272cd72586cba5e0c29f7883157adde98b7c82217cb9f4cccf3138b4ffdb76f8594722a0a648358505303a6bafc54e9eb7705cba71effb9f77e6342dfa

        • \Users\Admin\AppData\Local\Temp\bedfcihhcd.exe

          Filesize

          745KB

          MD5

          224095ad9715bd9a099e84bc303ee3c9

          SHA1

          72f473b206f335943a3abdd4b8f7e4f16215898d

          SHA256

          8b34f7e185a5485528fb5a971d615abc78f3f55e365ba95b13de968626b8f1cc

          SHA512

          6721cb9e883e4abcfed7a871bdaa72b918eaa5613a0e1cbb8d1d74f2da61369b5d50cc579eb7bc119d5ea7a4eb2f2346ac4a1c9f1cd87c4d1f06eba697c25de4

        • \Users\Admin\AppData\Local\Temp\bedfcihhcd.exe

          Filesize

          1.1MB

          MD5

          282ce906846bc59b47959425a427f0e5

          SHA1

          033cd2f195ca88377de3f33548829eadeeb67167

          SHA256

          5110ef7287961b2fac04b791ba341f21b6a8fd1128207b86638fcfb9549190fe

          SHA512

          ff7f935bf1ff25397ffcf2605b346b5e08bec702694b7b5897f1a1d5f11ea3c7fad90ad61b3e1de364cbd1b33edd0daa0960726b2c7a41883a97707cb8248a2f

        • \Users\Admin\AppData\Local\Temp\nsjE532.tmp\ZipDLL.dll

          Filesize

          163KB

          MD5

          2dc35ddcabcb2b24919b9afae4ec3091

          SHA1

          9eeed33c3abc656353a7ebd1c66af38cccadd939

          SHA256

          6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

          SHA512

          0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901