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Analysis

  • max time kernel
    67s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    11/05/2023, 19:12

General

  • Target

    Euro Swift Copy·PDF.scr

  • Size

    1.3MB

  • MD5

    b67a90c8381e471791cc4e5f7e43829f

  • SHA1

    7ecac5583356989ae599e6a1a096c791b350e7c7

  • SHA256

    6e19455a9618b20fae8404a9b3c9f4f37d2b2cf032faf61d3837b59bf9497666

  • SHA512

    04a8f5ca1793c2bc35451ab617416d2b93a8be3471bb73305d359c96b818b2265e702e37425ee2aafee5e3132cd1a01e235df1174bdee23e3a2b1e694be6d555

  • SSDEEP

    24576:zCdQy7r3oUV2nJEFQ/S26klFhX1Ar7QemnokIUSSm0U:eXgKF4S2z/XOed

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr
    "C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr" /S
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:296
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:308
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANAA1AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:672
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:676
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:556

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/556-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/556-71-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-77-0x0000000004DF0000-0x0000000004E30000-memory.dmp

    Filesize

    256KB

  • memory/556-76-0x0000000004DF0000-0x0000000004E30000-memory.dmp

    Filesize

    256KB

  • memory/556-75-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-73-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-67-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-66-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/556-68-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-62-0x0000000002230000-0x0000000002270000-memory.dmp

    Filesize

    256KB

  • memory/672-61-0x0000000002230000-0x0000000002270000-memory.dmp

    Filesize

    256KB

  • memory/2028-55-0x0000000000A40000-0x0000000000B38000-memory.dmp

    Filesize

    992KB

  • memory/2028-63-0x0000000001310000-0x0000000001350000-memory.dmp

    Filesize

    256KB

  • memory/2028-54-0x00000000013D0000-0x0000000001526000-memory.dmp

    Filesize

    1.3MB

  • memory/2028-58-0x0000000001240000-0x00000000012D2000-memory.dmp

    Filesize

    584KB

  • memory/2028-57-0x0000000000430000-0x000000000044A000-memory.dmp

    Filesize

    104KB

  • memory/2028-56-0x0000000001310000-0x0000000001350000-memory.dmp

    Filesize

    256KB