Analysis

  • max time kernel
    146s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 03:29

General

  • Target

    031decac2cb181f31c707803aa2a2edc.exe

  • Size

    583KB

  • MD5

    031decac2cb181f31c707803aa2a2edc

  • SHA1

    5ab0c7ac9c09bcf7e4a64d093b64e4000067ab5d

  • SHA256

    061122d18c313b03b4a8fd69151323b0ae076d66c1c43c918151c28b9ba215d9

  • SHA512

    c9560d861b7bef614cdc35e17ad3b9fd8727b1e8bef17407ad4b42e6ffe7d4aa233ce7b96838b5ae9d603b3f190909df5b6ba5f1f7c95712580a86e37d4bd29b

  • SSDEEP

    12288:0MEu3ONKVAJ1DCgQ858ErdsRRlQsgL6ZetSjf66Fv:0MEMONv1+88AoRqs26Z5fH

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\031decac2cb181f31c707803aa2a2edc.exe
    "C:\Users\Admin\AppData\Local\Temp\031decac2cb181f31c707803aa2a2edc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3752
    • C:\Users\Admin\AppData\Local\Temp\bccccabedebdh.exe
      C:\Users\Admin\AppData\Local\Temp\bccccabedebdh.exe 7-1-3-7-7-6-2-3-6-0-1 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1964
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703507880.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4632
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703507880.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4528
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81703507880.txt bios get version
        3⤵
          PID:2368
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81703507880.txt bios get version
          3⤵
            PID:4712
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81703507880.txt bios get version
            3⤵
              PID:4996
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 852
              3⤵
              • Program crash
              PID:2892
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1964 -ip 1964
          1⤵
            PID:5016

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\81703507880.txt

            Filesize

            66B

            MD5

            9025468f85256136f923096b01375964

            SHA1

            7fcd174999661594fa5f88890ffb195e9858cc52

            SHA256

            d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

            SHA512

            92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

          • C:\Users\Admin\AppData\Local\Temp\81703507880.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

            Filesize

            827KB

            MD5

            2153de65c1b1ab27c8afd64cee88b571

            SHA1

            a25c63df6f4c335a1554625abf88d043c9bb4030

            SHA256

            a9298c0463511f7c1a37c60b65f1766fec51083cc103dd3331d6ac1ab4c76ee0

            SHA512

            6a600c903f42af0c2d5774af6e16a4a6ff0516f5b39164f8fcffa4d70679a928d9655f1629c6e8f2aa079af828ab0fddf35905ce36e88e748dbed31930626492

          • C:\Users\Admin\AppData\Local\Temp\nsv477A.tmp\nsisunz.dll

            Filesize

            40KB

            MD5

            5f13dbc378792f23e598079fc1e4422b

            SHA1

            5813c05802f15930aa860b8363af2b58426c8adf

            SHA256

            6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

            SHA512

            9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

          • C:\Users\Admin\AppData\Local\Temp\nsv477A.tmp\ooi.dll

            Filesize

            122KB

            MD5

            2690b36fa914f15c6532dbc1a4f1158d

            SHA1

            8f0d38bcb9081058c8c249b12994004f5115c70e

            SHA256

            70f39e836f56eee07099c64d28dda45cf3176eb808f38833b732fb5b5318accb

            SHA512

            d2092cfc876ff2fb0686b577a6ef82dca43ec3eb91c7547103f34bbc88b3fbe93c67a864f0501aa4f07b004c0493fda6822292247623bbc30de2a6ff9ecd00c0