Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 01:47

General

  • Target

    8af856660b172fe5f6298d92edae54536747d4be7f85021cf9e606a4ae2d991a.exe

  • Size

    70KB

  • MD5

    abfdd32a51fe59995e42608016333003

  • SHA1

    bcb73facc6574a4976758f533aa6dda2502db830

  • SHA256

    8af856660b172fe5f6298d92edae54536747d4be7f85021cf9e606a4ae2d991a

  • SHA512

    b1992ea66d1157bfc0ae75a635958cd15f823fa630f7e75d321c0c690b8d0ccc4b3b74ac61811fa4b5f91a84079b73c5a07fb51e0011083c3d6676286eefa6a6

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw86M1:Olg35GTslA5t3/w86Y

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 1 IoCs

    remove IFEO.

  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:612
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3408
        • C:\Users\Admin\AppData\Local\Temp\8af856660b172fe5f6298d92edae54536747d4be7f85021cf9e606a4ae2d991a.exe
          "C:\Users\Admin\AppData\Local\Temp\8af856660b172fe5f6298d92edae54536747d4be7f85021cf9e606a4ae2d991a.exe"
          2⤵
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3472
          • C:\Windows\SysWOW64\athemoon.exe
            "C:\Windows\system32\athemoon.exe"
            3⤵
            • Windows security bypass
            • Boot or Logon Autostart Execution: Active Setup
            • Event Triggered Execution: Image File Execution Options Injection
            • Executes dropped EXE
            • Windows security modification
            • Indicator Removal: Clear Persistence
            • Modifies WinLogon
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1932
            • C:\Windows\SysWOW64\athemoon.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:3908

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\asnetoon-acoab.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\athemoon.exe

        Filesize

        70KB

        MD5

        abfdd32a51fe59995e42608016333003

        SHA1

        bcb73facc6574a4976758f533aa6dda2502db830

        SHA256

        8af856660b172fe5f6298d92edae54536747d4be7f85021cf9e606a4ae2d991a

        SHA512

        b1992ea66d1157bfc0ae75a635958cd15f823fa630f7e75d321c0c690b8d0ccc4b3b74ac61811fa4b5f91a84079b73c5a07fb51e0011083c3d6676286eefa6a6

      • C:\Windows\SysWOW64\otneafet.exe

        Filesize

        73KB

        MD5

        65f70fcfc7739fcffac70bd6f54764a9

        SHA1

        d09436ea271aa29949251dbc4b9194bf00626247

        SHA256

        f4f9f00da3aece6bcf57c61bafdfa279d65eaac603947a8df38d7a51c692434a

        SHA512

        32e5561a01c8b688f6a523ec7a0ac4ea5c9ee658d0a0a9f369584e2200d8e9a65fdf4f97aa05ecfa0db598462710f5fbb879a9491810e38e03653456274c46d3

      • C:\Windows\SysWOW64\uxxookes.exe

        Filesize

        72KB

        MD5

        d8340f282882ec22e51e2cb08a5115a3

        SHA1

        20ff7706c728c24a9227149e98ebf08b6044569d

        SHA256

        196dfc8c4450496e542b030bc498e3b6ef6e10fda67a2c411dcb8f99419ca54b

        SHA512

        b7bcd7270c1196b631caa9076a2c4d07d477ef26b583022a2dca95f8f4040facb976b3608eedc5e1e0ddd51eb71ce8f45ef44bc1726022c68d422b8b9dc663c1

      • memory/1932-46-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3472-5-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3908-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB