Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:42

General

  • Target

    purchaseorder.exe

  • Size

    1.5MB

  • MD5

    5821694b0d82baab7a73cfa23a47743c

  • SHA1

    abf662eee6d640057b3a94087145501755e427bf

  • SHA256

    214de679f00845231238252dc3295762b74c77b7a2ddd7d7eb38f04321bba1dd

  • SHA512

    db09b349540a5ccdbc4b66b368f7bc6f45700b499229aadf1539251861e48383528e236b4a1c80fd102bc69da4b21e8b42411e4c3243ad27860a9c26f08b542a

  • SSDEEP

    24576:peDHy9z9rmu9+pJsexc/51hxPINlUI9OiZ1017zUTOqYfIlhChgdgm:ismuOJsOchuUoOj17zUT7YfIlohsgm

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\purchaseorder.exe
    "C:\Users\Admin\AppData\Local\Temp\purchaseorder.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1112
    • 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\purchaseorder.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1740
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qLKFzy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6114.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:872
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qLKFzy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2164
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2552
      • 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:2696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp6114.tmp

      Filesize

      1KB

      MD5

      08eeaa1980e8e3aed555030172a57fe0

      SHA1

      839a1e65e0da50ce16555ac9891e0f8023db137d

      SHA256

      d26a8bd736969497b1fca5b93371da1f5c9e04f7a8ecfad7ebb36d3eb8b9e88d

      SHA512

      e6422e32c753a6f010fdc4b5385000460a8d3904ccf3b3b349309d46902b96e758b6432fee491a04e0b41681e17d9b6c2cd2046992a82940224e643b1a88777d

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\RDOZ4S07O2GW367S96ZW.temp

      Filesize

      7KB

      MD5

      931dd554f03a027687be6c9c4bba85ed

      SHA1

      5188be2297b15ae59b2e001be859b75fa2f43409

      SHA256

      1d6708aab3a97965ec8b544c11a4433f5876a1629a722d827ef8c3892c2687da

      SHA512

      c7caefe3e1f7d13d63e946526a549f3c341ad008ae35daf66cba33323b9da10be2bfd02d5c1ef907bf412b7cd1bff04a566f299d3536bab964e174b6c17d8ab4

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

      Filesize

      7KB

      MD5

      931dd554f03a027687be6c9c4bba85ed

      SHA1

      5188be2297b15ae59b2e001be859b75fa2f43409

      SHA256

      1d6708aab3a97965ec8b544c11a4433f5876a1629a722d827ef8c3892c2687da

      SHA512

      c7caefe3e1f7d13d63e946526a549f3c341ad008ae35daf66cba33323b9da10be2bfd02d5c1ef907bf412b7cd1bff04a566f299d3536bab964e174b6c17d8ab4

    • memory/1112-3-0x0000000000520000-0x0000000000538000-memory.dmp

      Filesize

      96KB

    • memory/1112-4-0x0000000000560000-0x0000000000568000-memory.dmp

      Filesize

      32KB

    • memory/1112-5-0x0000000000570000-0x000000000057A000-memory.dmp

      Filesize

      40KB

    • memory/1112-6-0x0000000008250000-0x00000000082CA000-memory.dmp

      Filesize

      488KB

    • memory/1112-7-0x0000000074A10000-0x00000000750FE000-memory.dmp

      Filesize

      6.9MB

    • memory/1112-1-0x0000000074A10000-0x00000000750FE000-memory.dmp

      Filesize

      6.9MB

    • memory/1112-2-0x0000000007180000-0x00000000071C0000-memory.dmp

      Filesize

      256KB

    • memory/1112-0-0x0000000000930000-0x0000000000AAE000-memory.dmp

      Filesize

      1.5MB

    • memory/1112-20-0x0000000007180000-0x00000000071C0000-memory.dmp

      Filesize

      256KB

    • memory/1112-44-0x0000000074A10000-0x00000000750FE000-memory.dmp

      Filesize

      6.9MB

    • memory/1740-27-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1740-48-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1740-25-0x00000000003D0000-0x0000000000410000-memory.dmp

      Filesize

      256KB

    • memory/1740-31-0x00000000003D0000-0x0000000000410000-memory.dmp

      Filesize

      256KB

    • memory/1740-21-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2164-23-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2164-29-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2164-47-0x000000006F560000-0x000000006FB0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2164-33-0x0000000002A90000-0x0000000002AD0000-memory.dmp

      Filesize

      256KB

    • memory/2164-35-0x0000000002A90000-0x0000000002AD0000-memory.dmp

      Filesize

      256KB

    • memory/2696-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-34-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-39-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-43-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-41-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-37-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2696-45-0x0000000074A10000-0x00000000750FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2696-46-0x00000000049F0000-0x0000000004A30000-memory.dmp

      Filesize

      256KB

    • memory/2696-30-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-26-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2696-49-0x0000000074A10000-0x00000000750FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2696-50-0x00000000049F0000-0x0000000004A30000-memory.dmp

      Filesize

      256KB