Analysis

  • max time kernel
    131s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 06:59

General

  • Target

    FedEx_AWB#50931274643.exe

  • Size

    611KB

  • MD5

    9d7fcfbafb4a2bd4c4c146b9c105f8de

  • SHA1

    81289d6023da1dc7ea2e3749b66242cb19f12275

  • SHA256

    59a8979d512482bc6a656efb0445fbd1ad97b6c07e6b4353204c6992daca3e35

  • SHA512

    3aac7f8537831c7015ef34ae803ddd587631b5ab57c99c607f7dfd1f379c2339fdcb3c516594461977dcda876495299893dc1e5b876cea798cd516d3819ca9cb

  • SSDEEP

    12288:Wl725mONpEBq3sjz9z+325LjOEtH6wHl/W9L6oKnT7S/VPhrW7aSzRN//:jhRcvNt5TtH3HlO0cPdSdN/

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1155632175954280508/UJAHnim5EEI9C_FOdMt75WQIx-LpUygiYRchNShhIadpLPi-9bmzOnR0zzqjFcqt2OV4

Signatures

  • AgentTesla

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

  • 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 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#50931274643.exe
    "C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#50931274643.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#50931274643.exe
      "C:\Users\Admin\AppData\Local\Temp\FedEx_AWB#50931274643.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3008-10-0x0000000007080000-0x00000000070FC000-memory.dmp

    Filesize

    496KB

  • memory/3008-1-0x0000000000E60000-0x0000000000EFE000-memory.dmp

    Filesize

    632KB

  • memory/3008-2-0x0000000005F10000-0x00000000064B4000-memory.dmp

    Filesize

    5.6MB

  • memory/3008-3-0x0000000005890000-0x0000000005922000-memory.dmp

    Filesize

    584KB

  • memory/3008-4-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/3008-5-0x0000000005A70000-0x0000000005A80000-memory.dmp

    Filesize

    64KB

  • memory/3008-6-0x0000000005940000-0x000000000594A000-memory.dmp

    Filesize

    40KB

  • memory/3008-7-0x0000000005B40000-0x0000000005B50000-memory.dmp

    Filesize

    64KB

  • memory/3008-9-0x0000000000FC0000-0x0000000000FCC000-memory.dmp

    Filesize

    48KB

  • memory/3008-8-0x0000000005A70000-0x0000000005A80000-memory.dmp

    Filesize

    64KB

  • memory/3008-16-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/3008-11-0x00000000097B0000-0x000000000984C000-memory.dmp

    Filesize

    624KB

  • memory/3008-0-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4176-13-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4176-15-0x00000000011B0000-0x00000000011C0000-memory.dmp

    Filesize

    64KB

  • memory/4176-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4176-17-0x0000000005170000-0x00000000051D6000-memory.dmp

    Filesize

    408KB

  • memory/4176-18-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4176-19-0x00000000011B0000-0x00000000011C0000-memory.dmp

    Filesize

    64KB

  • memory/4176-20-0x0000000005E40000-0x0000000005E90000-memory.dmp

    Filesize

    320KB