Analysis

  • max time kernel
    120s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 09:26

General

  • Target

    37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe

  • Size

    1007KB

  • MD5

    25e87d17f0c864ffdc217d43c82cc36c

  • SHA1

    aecd0ff1a25d22ace6ab1c9650589ca916cabf3f

  • SHA256

    37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7

  • SHA512

    d1809508e78d48d398e48602a381c7e3bd45295a7b5bbd25403bf1edd351b495cb85c4e2076099b97401e1d41dfd36670540d7431cf8c8c5ca574f96147c304d

  • SSDEEP

    24576:0f7y6rwJVCUv7MQehWtnEYVe5+2brHkfbwHo7m:xj/DMV4tebHYbwGm

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

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

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe
    "C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2884
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TgfQNrhQjjseHY.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2900
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TgfQNrhQjjseHY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF96.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2952
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpDF96.tmp

          Filesize

          1KB

          MD5

          b684930cf20ac795351f3a4c181ef908

          SHA1

          c7d7f34ca6d53d7a0f1f3f70fcf6810fa266330f

          SHA256

          5367b755f79464d11d33b9303d87a50048db3ae4279c587d18f5a5b6ba0c598d

          SHA512

          dedc8189f1e556c35b9759491db454cb6a11a47006fdb313b283374223f72f39867bd33cde81a1c12db5ca966b45da08be5c1b1a17c218406d932d9c8b5810ce

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          bacd80766ea0df3f3708441e40d08b09

          SHA1

          a622f75afa815cd9ed2a5bd45e2fe3e9fc6940d0

          SHA256

          79c9477f5c6d2989e57e08067acf7cb2437408ad1389b08953e0460c5fea3a42

          SHA512

          fdcc383ddbc971e8ac3d50e065a660fecaad7251708823a8a5a4f39a7944c9c289054745c82c4540b86d30bdd65df8749cfd22620ace72f69f97ab9df4b17566

        • memory/2236-0-0x0000000000FE0000-0x00000000010E2000-memory.dmp

          Filesize

          1.0MB

        • memory/2236-1-0x0000000073EE0000-0x00000000745CE000-memory.dmp

          Filesize

          6.9MB

        • memory/2236-2-0x0000000000440000-0x0000000000480000-memory.dmp

          Filesize

          256KB

        • memory/2236-3-0x0000000000300000-0x0000000000318000-memory.dmp

          Filesize

          96KB

        • memory/2236-4-0x0000000000430000-0x000000000043E000-memory.dmp

          Filesize

          56KB

        • memory/2236-5-0x0000000000480000-0x0000000000494000-memory.dmp

          Filesize

          80KB

        • memory/2236-6-0x0000000000C60000-0x0000000000D0A000-memory.dmp

          Filesize

          680KB

        • memory/2236-39-0x0000000073EE0000-0x00000000745CE000-memory.dmp

          Filesize

          6.9MB

        • memory/2536-37-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-38-0x0000000073EE0000-0x00000000745CE000-memory.dmp

          Filesize

          6.9MB

        • memory/2536-44-0x0000000004750000-0x0000000004790000-memory.dmp

          Filesize

          256KB

        • memory/2536-43-0x0000000073EE0000-0x00000000745CE000-memory.dmp

          Filesize

          6.9MB

        • memory/2536-40-0x0000000004750000-0x0000000004790000-memory.dmp

          Filesize

          256KB

        • memory/2536-35-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-32-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

          Filesize

          4KB

        • memory/2536-27-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-28-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-29-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-30-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2536-33-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2884-19-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB

        • memory/2884-21-0x0000000002360000-0x00000000023A0000-memory.dmp

          Filesize

          256KB

        • memory/2884-24-0x0000000002360000-0x00000000023A0000-memory.dmp

          Filesize

          256KB

        • memory/2884-41-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB

        • memory/2884-23-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB

        • memory/2900-26-0x0000000001DC0000-0x0000000001E00000-memory.dmp

          Filesize

          256KB

        • memory/2900-25-0x0000000001DC0000-0x0000000001E00000-memory.dmp

          Filesize

          256KB

        • memory/2900-20-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB

        • memory/2900-42-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB

        • memory/2900-22-0x000000006EC40000-0x000000006F1EB000-memory.dmp

          Filesize

          5.7MB