Analysis

  • max time kernel
    106s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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
  • 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).

  • 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 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe
    "C:\Users\Admin\AppData\Local\Temp\0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5004
    • 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:2328
      • 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:4696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.2MB

    MD5

    8769dc79d45b0ebbf8472326a073bf78

    SHA1

    55e26136eafdfa41b64c7cc9ce4034745391abbe

    SHA256

    0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4

    SHA512

    5275d650064c66a33015224220f806168dc7a10a1a3624b829c90b948eae855fb6e3a2ce115558069f1396a177e97cfed50a836b0deffff1049bc30238ebee6b

  • memory/2328-10-0x0000000003D30000-0x0000000003F30000-memory.dmp

    Filesize

    2.0MB

  • memory/4696-12-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/4696-15-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/4696-14-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/4696-13-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/4696-16-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/4696-17-0x0000000002EA0000-0x0000000002EF4000-memory.dmp

    Filesize

    336KB

  • memory/4696-18-0x0000000074170000-0x0000000074920000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-19-0x0000000005AD0000-0x0000000006074000-memory.dmp

    Filesize

    5.6MB

  • memory/4696-21-0x0000000074170000-0x0000000074920000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-20-0x0000000005410000-0x0000000005462000-memory.dmp

    Filesize

    328KB

  • memory/4696-23-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-22-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-77-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-61-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-37-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-25-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-41-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-39-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-35-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-33-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-163-0x0000000074170000-0x0000000074920000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-81-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-79-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-75-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-73-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-71-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-69-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-67-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-65-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-63-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-59-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-57-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-55-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-53-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-52-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-49-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-47-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-45-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-43-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-31-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-29-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-27-0x0000000005410000-0x000000000545D000-memory.dmp

    Filesize

    308KB

  • memory/4696-1054-0x0000000005620000-0x0000000005686000-memory.dmp

    Filesize

    408KB

  • memory/4696-1053-0x0000000074170000-0x0000000074920000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-1055-0x0000000006B70000-0x0000000006BC0000-memory.dmp

    Filesize

    320KB

  • memory/4696-1056-0x0000000006C60000-0x0000000006CF2000-memory.dmp

    Filesize

    584KB

  • memory/4696-1057-0x0000000006BD0000-0x0000000006BDA000-memory.dmp

    Filesize

    40KB

  • memory/4696-1058-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/4696-1059-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/4696-1060-0x0000000074170000-0x0000000074920000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-2-0x00000000043C0000-0x00000000047C0000-memory.dmp

    Filesize

    4.0MB