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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 16:18

General

  • Target

    05526cc5eaf0401d9eb6a42e4c085352.exe

  • Size

    684KB

  • MD5

    05526cc5eaf0401d9eb6a42e4c085352

  • SHA1

    a0b4bc7c112e2ebee618335fc69fbbb177029ab0

  • SHA256

    48d0d379a7ef0a457545673807c7e689c1845aec6bf781b115788967b79ef7fe

  • SHA512

    fafe575e0611271019cafb6f27f84ab1dca325d33b06982b789df2dbf5b217e6d176bc9dbcec81d9dea3cef4b5d617fa206d03c420b14fee6a01ec3b6a89175a

  • SSDEEP

    12288:t+/O3rxp6wUwlKfkPiiinSLxx9YUBXlI1g45I0s8S/VC0Afc8vy4hb:t+Mp6OvxxKUW34n40V86G

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\05526cc5eaf0401d9eb6a42e4c085352.exe
    "C:\Users\Admin\AppData\Local\Temp\05526cc5eaf0401d9eb6a42e4c085352.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Users\Admin\AppData\Local\Temp\bedfgbbhcd.exe
      C:\Users\Admin\AppData\Local\Temp\bedfgbbhcd.exe 7|8|9|1|9|4|3|4|4|0|7 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4688
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703441391.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1836
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703441391.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3624
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703441391.txt bios get version
        3⤵
          PID:2092
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81703441391.txt bios get version
          3⤵
            PID:336
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81703441391.txt bios get version
            3⤵
              PID:4760
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4688 -s 968
              3⤵
              • Program crash
              PID:3212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4688 -ip 4688
          1⤵
            PID:2192

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\81703441391.txt

            Filesize

            66B

            MD5

            9025468f85256136f923096b01375964

            SHA1

            7fcd174999661594fa5f88890ffb195e9858cc52

            SHA256

            d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

            SHA512

            92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

          • C:\Users\Admin\AppData\Local\Temp\81703441391.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

            Filesize

            837KB

            MD5

            962619197b6c072a19613921948ffbf7

            SHA1

            5fb4aaf40a33313d2ae40242827af73ea047bcd1

            SHA256

            2e2bf964766f65ae441f7e881b85e2071ffd651d455d2e8dda56e1f944384e6f

            SHA512

            1eae0b79415ae67fbb1809c593b341f3a6e1f5101e49e02d315ce3664bc3053f9a59c64d651ea6d856c891ff77cb69c3ff438f8e6cd78bbcbf8ae533f92edbd1

          • C:\Users\Admin\AppData\Local\Temp\nsy6A05.tmp\ZipDLL.dll

            Filesize

            163KB

            MD5

            2dc35ddcabcb2b24919b9afae4ec3091

            SHA1

            9eeed33c3abc656353a7ebd1c66af38cccadd939

            SHA256

            6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

            SHA512

            0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901

          • C:\Users\Admin\AppData\Local\Temp\nsy6A05.tmp\fxvaoqa.dll

            Filesize

            166KB

            MD5

            325c5aa21295b68547ace59c016c7909

            SHA1

            6688685e8705fdac45372911e01a68835802f786

            SHA256

            2c5f4a8e9d8d6296c26625e8f1184452abbf1f6a5808fc4c6809595f72a8594b

            SHA512

            4e5c2646f4541156ee7691e9a4e19c6710c90722f834cea44108f0ce77ba5aae032c0ec2ef6f7a30b8b4cbb2d551e96939473f642aba283db1ac09d59b86711d