Analysis

  • max time kernel
    145s
  • max time network
    152s
  • 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 18:20

General

  • Target

    4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe

  • Size

    695KB

  • MD5

    9caffcd254391a3282cb59565c19fe06

  • SHA1

    c87bf6c1988179062fa05833fa807b3056374c1d

  • SHA256

    4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbe

  • SHA512

    fcdd16c0d77aad853c58266a65c746ab095febc6154b9f07f21bf2c9dc4cb49aa674f535537eb719874ea9dc565b442327a606a4b32e0a9aa23cad75ff2c184d

  • SSDEEP

    12288:IVi20xAn87LdAIHBmw4YmiqNKLMWozBY3DQl4:Z2gh9HBR7LMXBY3DL

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    thedress.pk
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    LILKOOLL14!!

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://thedress.pk
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    LILKOOLL14!!

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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe
    "C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe
      "C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe"
      2⤵
        PID:2708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 80
          3⤵
          • Program crash
          PID:1248
      • C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe
        "C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe"
        2⤵
          PID:3900
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3900 -s 80
            3⤵
            • Program crash
            PID:1208
        • C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe
          "C:\Users\Admin\AppData\Local\Temp\4afa99f3b34877cefef636c3a1f4a4360c06df2c31352a9852f30631f20e5bbeexe.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2708 -ip 2708
        1⤵
          PID:4408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3900 -ip 3900
          1⤵
            PID:4884

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1636-1-0x00000000745B0000-0x0000000074D60000-memory.dmp

            Filesize

            7.7MB

          • memory/1636-0-0x0000000000880000-0x0000000000934000-memory.dmp

            Filesize

            720KB

          • memory/1636-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

            Filesize

            5.6MB

          • memory/1636-3-0x0000000005310000-0x00000000053A2000-memory.dmp

            Filesize

            584KB

          • memory/1636-4-0x00000000052F0000-0x0000000005300000-memory.dmp

            Filesize

            64KB

          • memory/1636-6-0x00000000052A0000-0x00000000052A1000-memory.dmp

            Filesize

            4KB

          • memory/1636-12-0x00000000745B0000-0x0000000074D60000-memory.dmp

            Filesize

            7.7MB

          • memory/2540-10-0x0000000005210000-0x0000000005220000-memory.dmp

            Filesize

            64KB

          • memory/2540-9-0x00000000745B0000-0x0000000074D60000-memory.dmp

            Filesize

            7.7MB

          • memory/2540-11-0x00000000053D0000-0x0000000005436000-memory.dmp

            Filesize

            408KB

          • memory/2540-8-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2540-13-0x0000000006900000-0x0000000006950000-memory.dmp

            Filesize

            320KB

          • memory/2540-14-0x00000000069F0000-0x0000000006A8C000-memory.dmp

            Filesize

            624KB

          • memory/2540-15-0x0000000006AC0000-0x0000000006ACA000-memory.dmp

            Filesize

            40KB

          • memory/2540-16-0x00000000745B0000-0x0000000074D60000-memory.dmp

            Filesize

            7.7MB

          • memory/2540-17-0x0000000005210000-0x0000000005220000-memory.dmp

            Filesize

            64KB