Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 01:44

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:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3528
        • 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:4332
          • 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:448
            • C:\Windows\SysWOW64\athemoon.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:1864

      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

        dc41cc87024d19a011deea015c2c7d3b

        SHA1

        cbef735f7fd71f8384a9262c3ea91daec7e7cc39

        SHA256

        0ad3deaaf71d234857dea6806a3310cdc616a0907da6cecbcd6e1f871aefca15

        SHA512

        6e554ac9c6d7dae9e2deb1b71c19a54149207d5afa9a4f1c1be70a9fd04d474c6e4900d248ce5e44bf40993e0020395b1f815e79b8014d44b4737c0ddc913291

      • C:\Windows\SysWOW64\uxxookes.exe

        Filesize

        72KB

        MD5

        f011a89a5e5de6f546562ecfc39bdd83

        SHA1

        f1ccb87d4dd3946cf79b1f9378edb944b42b6a7d

        SHA256

        29546b5740b078acd87a7661c4d816509cbe77c9c36d3fde5b2012939c543e41

        SHA512

        f53495d84a6ddcf7465ed21951cb2bd286bc0e786938ffaf1fafcd44295595037e554bc70fad86ae34117017c7ca1f51222831a468439b623b142ca60e2a3bd7

      • memory/448-46-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1864-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4332-6-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB