Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 01:30

General

  • Target

    f4e871c88f121fba6db10097ded1ac51fb1064fbeac735fb8561dce56f7b9d93.exe

  • Size

    864KB

  • MD5

    7c5c5d845db013daeeda690370767c41

  • SHA1

    0d20bcfc5da737177d4b5d4e692b5eed728c6eeb

  • SHA256

    f4e871c88f121fba6db10097ded1ac51fb1064fbeac735fb8561dce56f7b9d93

  • SHA512

    6e855b9d89a52e952ec507a09367d925c579b8ecd671eb29d10b8a15b5e423798fab0e56536ca4acd3073a5d22eaedd77fdddf04b708f402f2f6eb952d3d9f87

  • SSDEEP

    24576:S80o7xVEfJLKXGRFfE+rjgxU/HslXrW1q:e1JkafE+4xiarT

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f4e871c88f121fba6db10097ded1ac51fb1064fbeac735fb8561dce56f7b9d93.exe
    "C:\Users\Admin\AppData\Local\Temp\f4e871c88f121fba6db10097ded1ac51fb1064fbeac735fb8561dce56f7b9d93.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2632
    • 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\f4e871c88f121fba6db10097ded1ac51fb1064fbeac735fb8561dce56f7b9d93.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2248
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VhXlKElfAKlLi.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2988
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VhXlKElfAKlLi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9FF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2344
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2852
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2744

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp9FF.tmp

      Filesize

      1KB

      MD5

      c115941e1e722b28cc0422a081457acf

      SHA1

      92f8e45cb48dc05bf845e61bff69eb1a7919c46b

      SHA256

      41a633b6b52a42eac1b8ca9e5475b21f0aa733324fb23c4662ee3b444f5477cf

      SHA512

      9249a52c51458198cf9752afeb66bee27527a2876ee3af4ce2a9fb77860669713f4affa2f74dae06b2cb7522981c35e301c38a3e9c5adbb9cb5190d60e682bac

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

      Filesize

      7KB

      MD5

      af27cfd5a9a9e9c83404d7741bcaa35c

      SHA1

      e3bf376344d9cb274328a51cea64a959dc5de81d

      SHA256

      4ff4ef26235072bc825b7e49a9be4471bed7ad7e9e9c14ec62189eeb9d854148

      SHA512

      545e31b42fed41dd7b91b085d392610aac014a800dda68ae68c3264cb28e5e2f22486134280aa789e090fab481065b34f855237de8b938345347655a795261bf

    • memory/2632-4-0x0000000000330000-0x0000000000342000-memory.dmp

      Filesize

      72KB

    • memory/2632-32-0x0000000073ED0000-0x00000000745BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2632-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

      Filesize

      4KB

    • memory/2632-5-0x0000000073ED0000-0x00000000745BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2632-6-0x0000000004B80000-0x0000000004C06000-memory.dmp

      Filesize

      536KB

    • memory/2632-2-0x0000000073ED0000-0x00000000745BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2632-1-0x00000000000B0000-0x000000000018E000-memory.dmp

      Filesize

      888KB

    • memory/2632-3-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

      Filesize

      4KB

    • memory/2744-21-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-19-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2744-28-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-26-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-29-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-31-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2744-23-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB