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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 00:55

General

  • Target

    9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe

  • Size

    71KB

  • MD5

    4d9e22e55e4c9412af8ab28a737c6a88

  • SHA1

    0141402502725f81055aad631a674b3de4f2d658

  • SHA256

    9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a

  • SHA512

    d2a5526890d3dfdb44e06d35e5db4b38dca737c1bab4c54fd9dbf5257d442f24ce417f2d1386d22ffbdbe72a829dc823f0360d7a81a085552f61a3cc8b86d0d7

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slK:Olg35GTslA5t3/w8x

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 2 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:1248
        • C:\Users\Admin\AppData\Local\Temp\9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe
          "C:\Users\Admin\AppData\Local\Temp\9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\SysWOW64\uxheagek.exe
            "C:\Windows\system32\uxheagek.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:3040
            • C:\Windows\SysWOW64\uxheagek.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2744

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\argitig-odoas.exe

        Filesize

        74KB

        MD5

        2e85d231704f18e254560972ad5ac30f

        SHA1

        2747a212b541936f2d0d012b8c8c3b714b8e7b2f

        SHA256

        61222bff557f2d202beff74b09c727e0a696d6fc6ca60ae40485a530aac261a3

        SHA512

        8b2a592b2cbcaed239354bab5596684b3864e0f2cc554eb35121c085bfd8c8661e1c215aadc5d8afbab50f2b550ec2c8228f845c58128addcbbb77d040b268c6

      • C:\Windows\SysWOW64\igbanuv.exe

        Filesize

        73KB

        MD5

        4801c83f9c88805837897c5b1b169d94

        SHA1

        c08d1cc038adfd26eb846cbc6a545e1bea85cb57

        SHA256

        b3442d021d929306ef5615696df9f7b83a72626d38509d8d1896654111b535bd

        SHA512

        b0ce9dee2179df95790b603244ad5d1bb315de5d7de33825a7151e50a256da94d3017269bea48709e10f0bb58ce364ad69b7b4d2be2e7b4acdd5283d99a7099d

      • C:\Windows\SysWOW64\ohceakop-etat.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • \Windows\SysWOW64\uxheagek.exe

        Filesize

        71KB

        MD5

        4d9e22e55e4c9412af8ab28a737c6a88

        SHA1

        0141402502725f81055aad631a674b3de4f2d658

        SHA256

        9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a

        SHA512

        d2a5526890d3dfdb44e06d35e5db4b38dca737c1bab4c54fd9dbf5257d442f24ce417f2d1386d22ffbdbe72a829dc823f0360d7a81a085552f61a3cc8b86d0d7

      • memory/2744-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3000-10-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3040-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB