Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 10:57

General

  • Target

    Payment of PO. 303092.exe

  • Size

    727KB

  • MD5

    02389ebeb400fccb4be3a8a838947f41

  • SHA1

    7f36a7136d1a7fa89f79406df235a761b77ecb71

  • SHA256

    93c6d96d2c4eff6927c67389dbfa6be605fb70f8005783c3b9915a1ed9fd47f9

  • SHA512

    fb14193f2eed31a5a797296cb2e71f7b67c72bd16f58fff84b8f2d770a7b645a4260020fd05ca4a84006f543ab565dd9eef5ceb97984e4ced5f79a788f4bd5fe

  • SSDEEP

    12288:h7KE6jD/62iNG5nF8gljUB4Ab/J18w+Dao23eg6WwqEdz4EH9O4r9Ha:h7KtD/61IfjMXB2bGo9tWV84Spr0

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4144
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vTqEAcFwp.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4364
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vTqEAcFwp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB064.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3748
    • C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe"
      2⤵
        PID:2852
      • C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe
        "C:\Users\Admin\AppData\Local\Temp\Payment of PO. 303092.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1odq4qhj.qze.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpB064.tmp

      Filesize

      1KB

      MD5

      f6f4ea4a03b78573ce3dd09f2382ee49

      SHA1

      7a24325aec5b96cf08dd6b90c4ec1d6cb19443a1

      SHA256

      a73fec56b04086026e3c133ec4411c354b73aa9a979ab7862a60f4edc6438f53

      SHA512

      77ee8034419a5d922f31d91888e2baf9ec1c4a5563537fbb66e4b8fca6aa8dc92ff5e1ba1814fca8c6728e76649c2c62d648af5683f09e5b5a9de84611726a82

    • memory/2736-28-0x0000000005330000-0x0000000005340000-memory.dmp

      Filesize

      64KB

    • memory/2736-26-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/2736-58-0x00000000069B0000-0x0000000006A00000-memory.dmp

      Filesize

      320KB

    • memory/2736-59-0x0000000006BD0000-0x0000000006D92000-memory.dmp

      Filesize

      1.8MB

    • memory/2736-21-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2736-72-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/2736-73-0x0000000005330000-0x0000000005340000-memory.dmp

      Filesize

      64KB

    • memory/4144-10-0x0000000006340000-0x00000000063DC000-memory.dmp

      Filesize

      624KB

    • memory/4144-5-0x00000000050D0000-0x00000000050DA000-memory.dmp

      Filesize

      40KB

    • memory/4144-0-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4144-8-0x0000000006270000-0x000000000627A000-memory.dmp

      Filesize

      40KB

    • memory/4144-7-0x00000000055B0000-0x00000000055B8000-memory.dmp

      Filesize

      32KB

    • memory/4144-6-0x0000000005290000-0x00000000052A8000-memory.dmp

      Filesize

      96KB

    • memory/4144-18-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4144-9-0x0000000006510000-0x000000000657A000-memory.dmp

      Filesize

      424KB

    • memory/4144-4-0x0000000005180000-0x0000000005190000-memory.dmp

      Filesize

      64KB

    • memory/4144-24-0x0000000005180000-0x0000000005190000-memory.dmp

      Filesize

      64KB

    • memory/4144-3-0x0000000005010000-0x00000000050A2000-memory.dmp

      Filesize

      584KB

    • memory/4144-2-0x00000000055C0000-0x0000000005B64000-memory.dmp

      Filesize

      5.6MB

    • memory/4144-25-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4144-1-0x00000000005B0000-0x000000000066C000-memory.dmp

      Filesize

      752KB

    • memory/4364-15-0x0000000002DD0000-0x0000000002E06000-memory.dmp

      Filesize

      216KB

    • memory/4364-20-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

      Filesize

      64KB

    • memory/4364-30-0x0000000006060000-0x00000000060C6000-memory.dmp

      Filesize

      408KB

    • memory/4364-29-0x0000000005EF0000-0x0000000005F56000-memory.dmp

      Filesize

      408KB

    • memory/4364-40-0x00000000060D0000-0x0000000006424000-memory.dmp

      Filesize

      3.3MB

    • memory/4364-41-0x00000000066E0000-0x00000000066FE000-memory.dmp

      Filesize

      120KB

    • memory/4364-42-0x0000000006790000-0x00000000067DC000-memory.dmp

      Filesize

      304KB

    • memory/4364-43-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

      Filesize

      64KB

    • memory/4364-44-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

      Filesize

      64KB

    • memory/4364-45-0x0000000006CA0000-0x0000000006CD2000-memory.dmp

      Filesize

      200KB

    • memory/4364-46-0x0000000070230000-0x000000007027C000-memory.dmp

      Filesize

      304KB

    • memory/4364-56-0x0000000006C80000-0x0000000006C9E000-memory.dmp

      Filesize

      120KB

    • memory/4364-57-0x00000000076E0000-0x0000000007783000-memory.dmp

      Filesize

      652KB

    • memory/4364-27-0x0000000005720000-0x0000000005742000-memory.dmp

      Filesize

      136KB

    • memory/4364-22-0x0000000005790000-0x0000000005DB8000-memory.dmp

      Filesize

      6.2MB

    • memory/4364-60-0x0000000008030000-0x00000000086AA000-memory.dmp

      Filesize

      6.5MB

    • memory/4364-61-0x00000000079F0000-0x0000000007A0A000-memory.dmp

      Filesize

      104KB

    • memory/4364-62-0x0000000007A60000-0x0000000007A6A000-memory.dmp

      Filesize

      40KB

    • memory/4364-63-0x0000000007C70000-0x0000000007D06000-memory.dmp

      Filesize

      600KB

    • memory/4364-64-0x0000000007BF0000-0x0000000007C01000-memory.dmp

      Filesize

      68KB

    • memory/4364-65-0x0000000007C20000-0x0000000007C2E000-memory.dmp

      Filesize

      56KB

    • memory/4364-66-0x0000000007C30000-0x0000000007C44000-memory.dmp

      Filesize

      80KB

    • memory/4364-67-0x0000000007D30000-0x0000000007D4A000-memory.dmp

      Filesize

      104KB

    • memory/4364-68-0x0000000007D10000-0x0000000007D18000-memory.dmp

      Filesize

      32KB

    • memory/4364-71-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4364-19-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

      Filesize

      64KB

    • memory/4364-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB