Analysis

  • max time kernel
    94s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-11-2024 02:02

General

  • Target

    3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe

  • Size

    418KB

  • MD5

    bd9db5dbad2e8fbec6ad48478df9c2db

  • SHA1

    aeef21f324f14e4f9fff58030a59566e09d1bc8e

  • SHA256

    3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be

  • SHA512

    3a5307f70804a2994adf14b06755412b4e8108f9a252ad205d8a2d6db7d7dbcfe525b03f4791d53a130ae1dbbec23557e9e54fce4bc23d76e01ed2215298d516

  • SSDEEP

    12288:THRESKD2Jc/pc/ObxiOUQLoCpXer/feFUbQTh8:TaSKSJywOb8eJQWFUbQC

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.uae-messefrankfurt.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    junior080

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
    "C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DaKyafqUi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp412.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1584
    • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
      "{path}"
      2⤵
        PID:4616
      • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
        "{path}"
        2⤵
          PID:2540
        • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
          "{path}"
          2⤵
            PID:4024
          • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
            "{path}"
            2⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:1464

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe.log

          Filesize

          496B

          MD5

          cb76b18ebed3a9f05a14aed43d35fba6

          SHA1

          836a4b4e351846fca08b84149cb734cb59b8c0d6

          SHA256

          8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

          SHA512

          7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

        • C:\Users\Admin\AppData\Local\Temp\tmp412.tmp

          Filesize

          1KB

          MD5

          81e773c26a47bed4f0f5f05e2ca6e5ab

          SHA1

          710f7f7874564fefd6ecb1fd3620a62547e669e2

          SHA256

          bc11b88edddf2e84e983f02b7719bfc1a2ef7c5948fe777ed603f254610e465f

          SHA512

          17633c9deb95e2e55e3c1c59b4529fd27ed02e058181c1e6ea5c85f583630fc729f33ad39c33a852810cb6875f95cd1cd8499ebdd8250dacaa38815554b9bcc6

        • memory/1464-13-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-18-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-17-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-16-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-15-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-8-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

        • memory/1464-14-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-11-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/5076-4-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/5076-12-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/5076-0-0x00000000750D2000-0x00000000750D3000-memory.dmp

          Filesize

          4KB

        • memory/5076-3-0x00000000750D2000-0x00000000750D3000-memory.dmp

          Filesize

          4KB

        • memory/5076-2-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB

        • memory/5076-1-0x00000000750D0000-0x0000000075681000-memory.dmp

          Filesize

          5.7MB