Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2024 08:45

General

  • Target

    0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe

  • Size

    1.2MB

  • MD5

    8769dc79d45b0ebbf8472326a073bf78

  • SHA1

    55e26136eafdfa41b64c7cc9ce4034745391abbe

  • SHA256

    0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4

  • SHA512

    5275d650064c66a33015224220f806168dc7a10a1a3624b829c90b948eae855fb6e3a2ce115558069f1396a177e97cfed50a836b0deffff1049bc30238ebee6b

  • SSDEEP

    24576:ffmMv6Ckr7Mny5QLmhz9B5SjlW16dpUzl351mvQshOFLT:f3v+7/5QLm19BglN4sEFLT

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe
    "C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Users\Admin\AppData\Local\eupolyzoan\Prober.exe
      "C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2072
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 388
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\eupolyzoan\Prober.exe

    Filesize

    1.2MB

    MD5

    8769dc79d45b0ebbf8472326a073bf78

    SHA1

    55e26136eafdfa41b64c7cc9ce4034745391abbe

    SHA256

    0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4

    SHA512

    5275d650064c66a33015224220f806168dc7a10a1a3624b829c90b948eae855fb6e3a2ce115558069f1396a177e97cfed50a836b0deffff1049bc30238ebee6b

  • memory/1924-12-0x0000000003D30000-0x0000000004130000-memory.dmp

    Filesize

    4.0MB

  • memory/2072-70-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-1061-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB

  • memory/2072-17-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2072-68-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-22-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB

  • memory/2072-23-0x0000000000490000-0x00000000004E4000-memory.dmp

    Filesize

    336KB

  • memory/2072-26-0x0000000000710000-0x0000000000762000-memory.dmp

    Filesize

    328KB

  • memory/2072-25-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-28-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-27-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-58-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-64-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-88-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-86-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-1059-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-84-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-80-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-62-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-76-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-74-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-72-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-1062-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-16-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2072-14-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2072-78-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-60-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-56-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-54-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-52-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-50-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-83-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-48-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-46-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-44-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-42-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-40-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-38-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-36-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-34-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-32-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-30-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-29-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2072-1060-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2072-66-0x0000000000710000-0x000000000075D000-memory.dmp

    Filesize

    308KB

  • memory/2844-2-0x0000000003570000-0x0000000003970000-memory.dmp

    Filesize

    4.0MB