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Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 21:08

General

  • Target

    1263aeb7669544ba5c597427740fd55a.exe

  • Size

    644KB

  • MD5

    1263aeb7669544ba5c597427740fd55a

  • SHA1

    5d046d9ba0f861fd9f968b2fff565497bd8c453a

  • SHA256

    c17663b78f0beb44ce1d50d5385eb6d00712c8abce78942e0cfc4db77df4420f

  • SHA512

    9b758e116b8b63b2595310bbfbd1af9a9b3600a8fa586cc256d8f12f68bd0cb29bad2f995b02b876fe1a1a154b4d3808fe45613c247f7442f7643746a80ed6dc

  • SSDEEP

    12288:FPyQb80zXZWoqVAZ5qLAZvI5oazdlYGvK7y/nRleafc8vy4h3:FPN80zLfzq025oazw/7cn2386+

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1263aeb7669544ba5c597427740fd55a.exe
    "C:\Users\Admin\AppData\Local\Temp\1263aeb7669544ba5c597427740fd55a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1076
    • C:\Users\Admin\AppData\Local\Temp\bedfhaijcd.exe
      C:\Users\Admin\AppData\Local\Temp\bedfhaijcd.exe 9,9,1,1,6,5,8,4,3,2,0 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1400
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703526437.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4756
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703526437.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3112
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703526437.txt bios get version
        3⤵
          PID:4636
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81703526437.txt bios get version
          3⤵
            PID:3144
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81703526437.txt bios get version
            3⤵
              PID:2208
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 864
              3⤵
              • Program crash
              PID:2092
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1400 -ip 1400
          1⤵
            PID:3512

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\81703526437.txt

            Filesize

            66B

            MD5

            9025468f85256136f923096b01375964

            SHA1

            7fcd174999661594fa5f88890ffb195e9858cc52

            SHA256

            d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

            SHA512

            92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

          • C:\Users\Admin\AppData\Local\Temp\81703526437.txt

            Filesize

            2B

            MD5

            f3b25701fe362ec84616a93a45ce9998

            SHA1

            d62636d8caec13f04e28442a0a6fa1afeb024bbb

            SHA256

            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

            SHA512

            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

          • C:\Users\Admin\AppData\Local\Temp\81703526437.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

            Filesize

            765KB

            MD5

            e82290bcfe26d591c695ba0a97363ea1

            SHA1

            71373fe76f71bd683ac5b8e504e4930daec14a77

            SHA256

            cfaa48253219cd7628b8632d8c6c9e03ff37bb776d86c75dbb9afb6f2ef580b7

            SHA512

            7ce35e4086ad81f5b44c9a092ff6ff8fa06765c6fd81afca88bb669bba54b78cdbd2537cce0376592bda1a8bc5f0b4b58a756d1681a928442713f9945d1505ee

          • C:\Users\Admin\AppData\Local\Temp\nsk539F.tmp\ZipDLL.dll

            Filesize

            163KB

            MD5

            2dc35ddcabcb2b24919b9afae4ec3091

            SHA1

            9eeed33c3abc656353a7ebd1c66af38cccadd939

            SHA256

            6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

            SHA512

            0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901

          • C:\Users\Admin\AppData\Local\Temp\nsk539F.tmp\egtabuw.dll

            Filesize

            166KB

            MD5

            ab2a34b351e64147a9e4e158d1641bcb

            SHA1

            2705c0b99f98e910ff6efe8b0dd9679fbeb46387

            SHA256

            6b4e91c163fb195a85c915ff0effd2083983e86a73551f580bf1f602fa9f9826

            SHA512

            19c790e834f217fdfc9733610fe8e6fbc5f912510158646fe37031354149336bfb176feb1ea72a6b0dfd0869ea75d0e47388007ac5c044899cbcb599d1c1441e