Analysis

  • max time kernel
    78s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/09/2022, 07:19

General

  • Target

    71943d4cd2ba28a256a384b279210b58.exe

  • Size

    959KB

  • MD5

    71943d4cd2ba28a256a384b279210b58

  • SHA1

    fb008b799233381e8033f4fe57321d8f50fe22e4

  • SHA256

    59b0d24fe6efe63e38a7a1ce278a8b3fb81e394bbbe1620568c900200a9b3b7f

  • SHA512

    2bc4156ed3e3b385b2561bb26cd0c312da978815ce7f4206ffc24814bd20033b13ece5ec58cddb501fdb84326be8a415da02893651791bf4ac15cbb1f44ec53e

  • SSDEEP

    12288:ydV7uikFgV3T0oUooLfLsS8DImegnp1Zo3BYvT+t6VZP2YCsYF/R4WB:2lubgV3T0+Q4S8Dlegnp3kcKcV1JIR

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ionos.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    consult8

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    %2B
  • Port:
    21
  • Username:
    application/x-www-form-urlencoded
  • Password:
    image/jpg
C2

p=

Signatures

  • AgentTesla

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

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe
    "C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4808
    • C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe
      "C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4856

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\71943d4cd2ba28a256a384b279210b58.exe.log

          Filesize

          1KB

          MD5

          e08f822522c617a40840c62e4b0fb45e

          SHA1

          ae516dca4da5234be6676d3f234c19ec55725be7

          SHA256

          bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

          SHA512

          894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

        • memory/4808-132-0x00000000006E0000-0x00000000007D4000-memory.dmp

          Filesize

          976KB

        • memory/4808-133-0x00000000056D0000-0x0000000005C74000-memory.dmp

          Filesize

          5.6MB

        • memory/4808-134-0x0000000005030000-0x00000000050C2000-memory.dmp

          Filesize

          584KB

        • memory/4808-135-0x00000000050E0000-0x00000000050EA000-memory.dmp

          Filesize

          40KB

        • memory/4808-136-0x0000000008BD0000-0x0000000008C6C000-memory.dmp

          Filesize

          624KB

        • memory/4808-137-0x0000000008C70000-0x0000000008CD6000-memory.dmp

          Filesize

          408KB

        • memory/4856-139-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/4856-141-0x0000000006410000-0x0000000006460000-memory.dmp

          Filesize

          320KB