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Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2024, 09:46

General

  • Target

    89311bb7906ad7f3521bb35b1bce46e3.exe

  • Size

    751KB

  • MD5

    89311bb7906ad7f3521bb35b1bce46e3

  • SHA1

    6254d057eac8a3205c2d926d9174d654c1daf5aa

  • SHA256

    24bd90ad427a568b219ba3623c74c6dd47099d1cbe00d49560c25fa256be1bc4

  • SHA512

    31f6f3ed3999b7059ed6d5d562fb1706f1f4274816ae19a47018d2579860b735688d0d394cbfdbeb873be0233daea59df9e42633b3057a296bd83bf98c6aef36

  • SSDEEP

    12288:Ki8MvKvQ+iw9AuwjB/ugHbouCJvZTyAZX8nqFL7qvSS2MOgLmC97P+WyO2cfc8vO:Ki8UKKw6djB/FUuCJvXbFavSS2+Lm6+z

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 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 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89311bb7906ad7f3521bb35b1bce46e3.exe
    "C:\Users\Admin\AppData\Local\Temp\89311bb7906ad7f3521bb35b1bce46e3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Users\Admin\AppData\Local\Temp\bedgifdheb.exe
      C:\Users\Admin\AppData\Local\Temp\bedgifdheb.exe 4/7/4/2/1/3/2/3/2/3/7 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2808
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81706867224.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2752
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81706867224.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2652
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81706867224.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2004
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81706867224.txt bios get version
        3⤵
          PID:2292
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81706867224.txt bios get version
          3⤵
            PID:1968
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 372
            3⤵
            • Loads dropped DLL
            • Program crash
            PID:2900

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\81706867224.txt

        Filesize

        66B

        MD5

        9025468f85256136f923096b01375964

        SHA1

        7fcd174999661594fa5f88890ffb195e9858cc52

        SHA256

        d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

        SHA512

        92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

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

        Filesize

        1.2MB

        MD5

        8774e61c3804a39841203c215ee939fa

        SHA1

        586f647babc4987734678fb382e17827d897f952

        SHA256

        31adab2582951b5fd658c42b39905c85b5edb60b9d91f979c1e0816b04b1f955

        SHA512

        3b496a2ab43aa01b5f555fd8b45932108a1c89686e0322c3d942e873f1134c29c94ddaddc713d333602b722ddc6cf7ac2c209ee454325f6fc4bdf46aacfceb28

      • C:\Users\Admin\AppData\Local\Temp\nso45F7.tmp\etxtmwc.dll

        Filesize

        158KB

        MD5

        4d3c8a633d0bba7bc5b9010a69303d4d

        SHA1

        46aab421789437fc7cb681655739aff5d7578d8d

        SHA256

        034f6c733cc6d45d953b9c0df9c2110defa569873bd2f6f0be61332264174344

        SHA512

        7e92b5aa8d25809936d61ba22f89215088a3e97ca29cbfd033d0594669a7bd245519e777f7505a8fa83a09db3b31646ea050e22fe16f98a3c7e4c0c8f5d93acf

      • \Users\Admin\AppData\Local\Temp\nso45F7.tmp\ZipDLL.dll

        Filesize

        163KB

        MD5

        2dc35ddcabcb2b24919b9afae4ec3091

        SHA1

        9eeed33c3abc656353a7ebd1c66af38cccadd939

        SHA256

        6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

        SHA512

        0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901