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Analysis

  • max time kernel
    134s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2024, 01:29

General

  • Target

    db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50.exe

  • Size

    732KB

  • MD5

    3ba253ac322baa4f0650dd2ef5587269

  • SHA1

    340686bcc9386bbf12731327d2aa3a2587d08642

  • SHA256

    db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50

  • SHA512

    b636f6d8008cc8fda86b43402655afea6246c68c5609f3c1ab43f5f32b689f50f8c50cbafcc0cefad9833ce9c89510aa18219aa33969ab2dcd8b0020053f8452

  • SSDEEP

    12288:z8gwWtAGarMonHpuRQJhVKoA1EWDjUX5CVMqWUKtk8yM+bRE68k2OOre7VEnphjD:OrMoneQ5KR4X4VlNP9dQH

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    enugu042

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 5 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50.exe
    "C:\Users\Admin\AppData\Local\Temp\db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rwbSibT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D36.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2896
    • C:\Users\Admin\AppData\Local\Temp\db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50.exe
      "C:\Users\Admin\AppData\Local\Temp\db2b8762c3c51cd44020ad2ed98b2c33fbb42790ad19102d40f7b26c7d926e50.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2116-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/2116-1-0x0000000000D70000-0x0000000000E2E000-memory.dmp

    Filesize

    760KB

  • memory/2116-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2116-3-0x00000000005D0000-0x00000000005DE000-memory.dmp

    Filesize

    56KB

  • memory/2116-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/2116-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2116-6-0x0000000000CB0000-0x0000000000D10000-memory.dmp

    Filesize

    384KB

  • memory/2116-27-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2980-20-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-24-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-22-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2980-25-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2980-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-16-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-14-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-26-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2980-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2980-28-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB