Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2024 01:05

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:1684
    • 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:2924
      • 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:2576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 384
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2856

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/1684-2-0x0000000003E00000-0x0000000004200000-memory.dmp

    Filesize

    4.0MB

  • memory/2576-67-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-16-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2576-17-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2576-63-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-22-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2576-24-0x0000000000720000-0x0000000000774000-memory.dmp

    Filesize

    336KB

  • memory/2576-25-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2576-26-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2576-27-0x0000000000870000-0x00000000008C2000-memory.dmp

    Filesize

    328KB

  • memory/2576-31-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-65-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-87-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-61-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-81-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-79-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-77-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-75-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-71-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-69-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-1061-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2576-34-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-14-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2576-85-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-59-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-55-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-53-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-51-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-49-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-47-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-43-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-41-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-39-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-37-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-35-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-29-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-83-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-73-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-57-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-45-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-28-0x0000000000870000-0x00000000008BD000-memory.dmp

    Filesize

    308KB

  • memory/2576-1058-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2576-1059-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2576-1060-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2924-12-0x0000000003500000-0x0000000003900000-memory.dmp

    Filesize

    4.0MB