Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 04:37

General

  • Target

    d7743a7e9b917cc1bc7c712817eb66e81056e8bef09fe4b7ada2830901ca087b.exe

  • Size

    72KB

  • MD5

    7f6d83f1ac2b0345018a761e846fd5f0

  • SHA1

    1c583ee1a330e33c5c742b675d580e6befe9d90b

  • SHA256

    d7743a7e9b917cc1bc7c712817eb66e81056e8bef09fe4b7ada2830901ca087b

  • SHA512

    0ca7eac6edffa8516387642678e46db1a2b40f354b4907302b7e548cb934d667369152fcf7cd92430aa0bc4ec1a00d2b33fd3cb3fdaf202e6662ecf4b829e6c4

  • SSDEEP

    1536:xVU/dYYgahv7wBFcJhCzJyFP46pEg+gpbDiMwn:jU1YYgmv7GxyzpEg+gjwn

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1376
        • C:\Users\Admin\AppData\Local\Temp\d7743a7e9b917cc1bc7c712817eb66e81056e8bef09fe4b7ada2830901ca087b.exe
          "C:\Users\Admin\AppData\Local\Temp\d7743a7e9b917cc1bc7c712817eb66e81056e8bef09fe4b7ada2830901ca087b.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2352
          • C:\Windows\SysWOW64\afmoatut.exe
            "C:\Windows\SysWOW64\afmoatut.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2192
            • C:\Windows\SysWOW64\afmoatut.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2184

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\alfeatoav.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\ecdopoad-idum.exe

        Filesize

        73KB

        MD5

        8ada4ee613ef0f7421c5491a30574413

        SHA1

        c8515541793d5e81878dd6cff54a5ccb5f804c29

        SHA256

        0cd4646b0c1f8b4c34168a95ca7440a51d95773a41de0b70e057dd981794b459

        SHA512

        d734781acbb0241b3b9a13d286a245933f5639a8f74597147cad3436d19143c10ac0ed900f09a1d3e3e28081f98198ff68d914673bd4d2b13a16e022b3d60b88

      • C:\Windows\SysWOW64\oulloageaf.exe

        Filesize

        72KB

        MD5

        cc586a47d221bd9bf2e16dffd963321d

        SHA1

        bc78dece6f11c8b45574cbde19c73d6957801894

        SHA256

        4e85e7d1bdb9893f78f313e84a8d16fbed231575c7ad085857afe9b9b958143b

        SHA512

        56043481f15432e8a64cf64451152721a27c177cab83808defd913540167f46bec5b659f719b1bf3e55ead5229b67229cc427377eae6d7196a7fcfb6ea93eff1

      • \Windows\SysWOW64\afmoatut.exe

        Filesize

        70KB

        MD5

        8f8a06ddbf957d0833ef69e4c28afcc0

        SHA1

        3252c6609153f83498d22263c920987621c2b6e3

        SHA256

        fcaa666c4842b38312a71d3cbcf25ab8926694c4e99612190f17197931262877

        SHA512

        ab033395253af7279a77a156c3e0982c016d353ad546b59ea09f2c9f5eeeca700ba00662d7b10ea7e0c707dc57c6fd047fd285f011c6e2c6abdb82d19ddc44e9

      • memory/2184-54-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2192-53-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2352-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB