Analysis

  • max time kernel
    145s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 01:06

General

  • Target

    99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe

  • Size

    482KB

  • MD5

    b8c88d67b60eb603bca7b2d3f5bb10f0

  • SHA1

    e88f749dcd0b94623376896e74bf9fb05491a422

  • SHA256

    99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece

  • SHA512

    212270a7765c89a920a7afcdb5b3c64a602b48a8ce4a55ac0f53461bb3b7f6e3c2bb63803b42df69c28439a2a7816818bbaf6844d46a508ca83506f0b6a3fa23

  • SSDEEP

    12288:wuGIRivaKUsVnXch22zOhmY3lvVU7JtIqB:E+yXcv6kZ7JtIqB

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.penavico--cz.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Fq$L%J((!6

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe
    "C:\Users\Admin\AppData\Local\Temp\99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Users\Admin\AppData\Local\Temp\99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe
      "C:\Users\Admin\AppData\Local\Temp\99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe"
      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:2112
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2452
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece.exe" "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2816
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {26BC1B75-89F4-4780-9819-938D49B133D7} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
      C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:536
      • C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
        "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1600
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1492
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:548
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe" "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1036
    • C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
      C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Users\Admin\AppData\Roaming\DODO\DODO.exe
        "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1376
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1752
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2956
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe" "C:\Users\Admin\AppData\Roaming\DODO\DODO.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\DODO\DODO.exe

    Filesize

    482KB

    MD5

    b8c88d67b60eb603bca7b2d3f5bb10f0

    SHA1

    e88f749dcd0b94623376896e74bf9fb05491a422

    SHA256

    99ae462223921221378d160a89832d95b3e19bf823f369cb2b6f7c89392f3ece

    SHA512

    212270a7765c89a920a7afcdb5b3c64a602b48a8ce4a55ac0f53461bb3b7f6e3c2bb63803b42df69c28439a2a7816818bbaf6844d46a508ca83506f0b6a3fa23

  • memory/536-30-0x0000000000F50000-0x0000000000FCE000-memory.dmp

    Filesize

    504KB

  • memory/1376-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1600-43-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1600-44-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1600-40-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1936-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

    Filesize

    4KB

  • memory/1936-1-0x00000000002E0000-0x000000000035E000-memory.dmp

    Filesize

    504KB

  • memory/1936-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-9-0x00000000740CE000-0x00000000740CF000-memory.dmp

    Filesize

    4KB

  • memory/1936-22-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-20-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-11-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-12-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-23-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-19-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-21-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-26-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-27-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-16-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-5-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-4-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-6-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB

  • memory/2112-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2112-3-0x0000000000090000-0x00000000000CC000-memory.dmp

    Filesize

    240KB