Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:36

General

  • Target

    030c3ed1ceddcc1ab76f96f7a4db51d534103609b8a905e7eeb9f4d514441195.exe

  • Size

    656KB

  • MD5

    cf5e57ce511348f437755117514c6f5e

  • SHA1

    9b9e860fca8e6113678fd53b5b59648dc2f0f329

  • SHA256

    030c3ed1ceddcc1ab76f96f7a4db51d534103609b8a905e7eeb9f4d514441195

  • SHA512

    1e89dc3816559e49ceaa661d5834b092f259d196261d7ecaf44c98b6cd76e27d8dbfd0790cb08836ea18b07dc38d32b5b3746fcd433f987b3326b1bf6cf389c3

  • SSDEEP

    12288:MOzi8LkpEaK1uaeDuml4NjQ+fYt0siDAwkbljbDDImBw3a0oUygx6JGP4HG2TdeR:MO2jEz3p5NjAasi0rbF/DImBwq0vyCiJ

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 2 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\030c3ed1ceddcc1ab76f96f7a4db51d534103609b8a905e7eeb9f4d514441195.exe
    "C:\Users\Admin\AppData\Local\Temp\030c3ed1ceddcc1ab76f96f7a4db51d534103609b8a905e7eeb9f4d514441195.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • 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\030c3ed1ceddcc1ab76f96f7a4db51d534103609b8a905e7eeb9f4d514441195.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      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\Roaming\AvIhtSYA.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2636
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AvIhtSYA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2316
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2608
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2440
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2448

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Command and Scripting Interpreter

      1
      T1059

      PowerShell

      1
      T1059.001

      Scheduled Task/Job

      1
      T1053

      Persistence

      Scheduled Task/Job

      1
      T1053

      Privilege Escalation

      Scheduled Task/Job

      1
      T1053

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp
        Filesize

        1KB

        MD5

        60c9e7b2710fd3a186c063bc9b311fc3

        SHA1

        6369e9869d269f5db1c2482b649b5954f8965f8e

        SHA256

        e4e79f2979f99fc1606761849c2bf1805b033ac70560be2a985061d7cc2092f2

        SHA512

        5b74cbc10dfcd806b7944468298830d50da5077d6dd9a6c834e10e625b83ed17cc4b9fe03db73f166e7720ef7b191f5bd16c182dadc928a4a8bd2c6ef64d233b

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

        7KB

        MD5

        d8232e960d90bb79db302b83e6c3e4ea

        SHA1

        bb77058e5e168248c84db66d36f2465f028efc20

        SHA256

        4326b1546feaff0b7d13902e1ceab400091c5799e23d766fee11aa568e9edc00

        SHA512

        276da96d79ebe3d4403629c80e1f8f3532eeb3032f100c76d4363cf58d20cafdf1afd45ca80a580e88899eae41ca9d2a75ec0cb22fad6c9c4747f69d469c3da1

      • memory/1612-30-0x00000000742D0000-0x00000000749BE000-memory.dmp
        Filesize

        6.9MB

      • memory/1612-1-0x0000000001350000-0x00000000013FA000-memory.dmp
        Filesize

        680KB

      • memory/1612-2-0x00000000742D0000-0x00000000749BE000-memory.dmp
        Filesize

        6.9MB

      • memory/1612-3-0x0000000000520000-0x000000000053A000-memory.dmp
        Filesize

        104KB

      • memory/1612-4-0x0000000000490000-0x00000000004A0000-memory.dmp
        Filesize

        64KB

      • memory/1612-5-0x0000000005310000-0x0000000005392000-memory.dmp
        Filesize

        520KB

      • memory/1612-0-0x00000000742DE000-0x00000000742DF000-memory.dmp
        Filesize

        4KB

      • memory/2448-18-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-27-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2448-24-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-20-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/2448-22-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB