Analysis

  • max time kernel
    148s
  • max time network
    202s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 13:09

General

  • Target

    af23fc59a3aa5ab68d7f745cd173e115f21d4411afda26e7dd7b64b0cb860c28.exe

  • Size

    339KB

  • MD5

    36013d430777cb81ec04aa3356bbc157

  • SHA1

    fb047732a464ec930e265d440acf6306ec932b39

  • SHA256

    af23fc59a3aa5ab68d7f745cd173e115f21d4411afda26e7dd7b64b0cb860c28

  • SHA512

    ed06adbeea099cf5e4e4f553ff6326bf7df6af8d92f233ff928cce3bd03c42cd0257927d703323f2b6c18e3f35bf27a4a885a1c10178bb9a7d0514ca4eb14103

  • SSDEEP

    6144:cFJ0V2AxhYwEVCehxVZW/5liWQhag0twPIkMFcBZHpUpaBYg0sABV/zcv:N2VZW/SW8ZtIkLauYP9p4

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af23fc59a3aa5ab68d7f745cd173e115f21d4411afda26e7dd7b64b0cb860c28.exe
    "C:\Users\Admin\AppData\Local\Temp\af23fc59a3aa5ab68d7f745cd173e115f21d4411afda26e7dd7b64b0cb860c28.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\beeiheibea.exe
      C:\Users\Admin\AppData\Local\Temp\beeiheibea.exe 7|8|8|4|9|3|9|5|9|0|6 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81670480348.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1380
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81670480348.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1764
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81670480348.txt bios get version
        3⤵
          PID:2180
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81670480348.txt bios get version
          3⤵
            PID:1488
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81670480348.txt bios get version
            3⤵
              PID:3908
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2800 -s 884
              3⤵
              • Program crash
              PID:1848
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2800 -ip 2800
          1⤵
            PID:2192

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\81670480348.txt

            Filesize

            66B

            MD5

            9025468f85256136f923096b01375964

            SHA1

            7fcd174999661594fa5f88890ffb195e9858cc52

            SHA256

            d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

            SHA512

            92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

          • C:\Users\Admin\AppData\Local\Temp\81670480348.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

          • C:\Users\Admin\AppData\Local\Temp\81670480348.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

          • C:\Users\Admin\AppData\Local\Temp\81670480348.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

          • C:\Users\Admin\AppData\Local\Temp\81670480348.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

            Filesize

            538KB

            MD5

            2f54c13ef20b0d9c2437926590c07379

            SHA1

            00b05b4fe7304f3e496095837816f2d58763bd6b

            SHA256

            3d479b7f877f62634262092d4fd855e0e5c11c7e2b90f11a986d9d40066f2bab

            SHA512

            0b408b17e0edd586882c74325acdc905d40ebec1f13c1686f1d54fca1a00e94bb898664ced246a45866f81fb86d02b19273dd3a88ae1fac9ff32ffb61c807c17

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

            Filesize

            538KB

            MD5

            2f54c13ef20b0d9c2437926590c07379

            SHA1

            00b05b4fe7304f3e496095837816f2d58763bd6b

            SHA256

            3d479b7f877f62634262092d4fd855e0e5c11c7e2b90f11a986d9d40066f2bab

            SHA512

            0b408b17e0edd586882c74325acdc905d40ebec1f13c1686f1d54fca1a00e94bb898664ced246a45866f81fb86d02b19273dd3a88ae1fac9ff32ffb61c807c17