Analysis

  • max time kernel
    96s
  • 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
    14/11/2024, 01:49

General

  • Target
    241101162141.pdf.exe
  • Size 810KB
  • Sample241114-b8n2rsshjk
  • SHA256 a5ef8dcf53d8db8b789ebb9c7b090c91943ec28f3282741b9b8532498dad83a9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://backup.smartape.ru

  • Port

    21

  • Username

    user894494

  • Password

    UPQxNeF0GUq5

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\241101162141.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\241101162141.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\241101162141.pdf.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 748
      2⤵
      • Program crash
      PID:4132
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2296 -ip 2296
    1⤵
      PID:2884

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1188-12-0x0000000000400000-0x0000000000440000-memory.dmp

          memory/1188-13-0x000000007429E000-0x000000007429F000-memory.dmp

          memory/1188-14-0x0000000005670000-0x0000000005C14000-memory.dmp

          memory/1188-15-0x0000000005030000-0x0000000005096000-memory.dmp

          memory/1188-16-0x0000000074290000-0x0000000074A40000-memory.dmp

          memory/1188-17-0x0000000005F70000-0x0000000005FC0000-memory.dmp

          memory/1188-18-0x0000000006060000-0x00000000060F2000-memory.dmp

          memory/1188-19-0x0000000005FC0000-0x0000000005FCA000-memory.dmp

          memory/1188-20-0x000000007429E000-0x000000007429F000-memory.dmp

          memory/1188-21-0x0000000074290000-0x0000000074A40000-memory.dmp

          memory/2296-11-0x0000000004060000-0x0000000004260000-memory.dmp