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Analysis

  • max time kernel
    137s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 03:43

General

  • Target

    26ca53cc6953c1867cb04b8de606f5cc.exe

  • Size

    611KB

  • MD5

    26ca53cc6953c1867cb04b8de606f5cc

  • SHA1

    e1c2077d0478695fa7310e6f4320fc90b1ee03c1

  • SHA256

    1111b6c0549732eeea9845ed57c1e98f2bf6a6890bbd7e93e403a2251f9c191f

  • SHA512

    c1ff88d445ad3bce04398664c9cc7f14085545e1251ddc8b36b87142dbf8ea2fd2a7563722303ab0433b79ba8dd926313b9414aded4c3bdffb7e7fddc6e47f2b

  • SSDEEP

    12288:SnqZ2LQkaGTVjqIabQEZl5OgtipOnu6/AFm5l65r1awwWCVVRplOAunspg5:SnqYQkaiab3Z3OgcOnu6IFm5E5r1/wWt

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\26ca53cc6953c1867cb04b8de606f5cc.exe
    "C:\Users\Admin\AppData\Local\Temp\26ca53cc6953c1867cb04b8de606f5cc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4336
    • C:\Users\Admin\AppData\Local\Temp\decabfhhic.exe
      C:\Users\Admin\AppData\Local\Temp\decabfhhic.exe 2-8-1-6-8-3-8-0-3-3-9 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2396
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704450095.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3556
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704450095.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3888
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704450095.txt bios get version
        3⤵
          PID:4796
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81704450095.txt bios get version
          3⤵
            PID:3544
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81704450095.txt bios get version
            3⤵
              PID:3036
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 916
              3⤵
              • Program crash
              PID:2140
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2396 -ip 2396
          1⤵
            PID:1680

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\81704450095.txt

            Filesize

            66B

            MD5

            9025468f85256136f923096b01375964

            SHA1

            7fcd174999661594fa5f88890ffb195e9858cc52

            SHA256

            d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

            SHA512

            92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

          • C:\Users\Admin\AppData\Local\Temp\81704450095.txt

            Filesize

            2B

            MD5

            f3b25701fe362ec84616a93a45ce9998

            SHA1

            d62636d8caec13f04e28442a0a6fa1afeb024bbb

            SHA256

            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

            SHA512

            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

          • C:\Users\Admin\AppData\Local\Temp\81704450095.txt

            Filesize

            58B

            MD5

            dd876faf0fd44a5fab3e82368e2e8b15

            SHA1

            01b04083fa278dda3a81705ca5abcfee487a3c90

            SHA256

            5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

            SHA512

            e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

            Filesize

            809KB

            MD5

            9aec3209a720a198a56eaf0b918a393a

            SHA1

            4e77c2ce7ab6d2faf74c851dc5f754f8eb697d2c

            SHA256

            18d91889093439f57d6fcee0c7430d5532ed4c0c0446d054f088c3ee931fbcdb

            SHA512

            dafcd3d3313f1d2ca7e673c2572568bf0907d665fc52f8b217f2a7fcac6aa48a8a73a5c1e95f9631fb32c7910298df7394cdc03ac9a7f87e695ad8f3766dc519

          • C:\Users\Admin\AppData\Local\Temp\nsz1132.tmp\keygf.dll

            Filesize

            152KB

            MD5

            6ebdc0ab6bb0614c3a4bf8b6895330cc

            SHA1

            070967f02d287c596923514bf7d4a92fa435200c

            SHA256

            3e0cfb986e3a078cbd5696192f73b8dd47842511bb92eef1f7753621dfd1f3e2

            SHA512

            08eeac8528cf38b1c6003c1b7fc05fa237d42733d23ee93864bdc661fa6f779dad3d290a39a4675511c499780299e798c0a0656f586e636de3a2a4b431d012d7

          • C:\Users\Admin\AppData\Local\Temp\nsz1132.tmp\nsisunz.dll

            Filesize

            40KB

            MD5

            5f13dbc378792f23e598079fc1e4422b

            SHA1

            5813c05802f15930aa860b8363af2b58426c8adf

            SHA256

            6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

            SHA512

            9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5