Analysis

  • max time kernel
    60s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-09-2022 11:58

General

  • Target

    Swift copy_____________________________________________________________________________________________________.exe

  • Size

    7KB

  • MD5

    734be9eba345d418cb5effb5a5a3a04c

  • SHA1

    c5ce9946d49a80e6185a67f1a12783678cd26af4

  • SHA256

    5147e35d70e4613e480bf74e6663268efbea52c36ad13dcc6b78c09230791b24

  • SHA512

    52b37d4e408df8d7a3d8688fec4c72082143458bcdaeb5cd1b2d5d4dd071e860f687870eb04a7b6e52b6425d786efac73b83ec3af49590eb05b68e2ca53b3db1

  • SSDEEP

    96:XNt7571wlOoL0eoXl7m6LYH48Izly5fVeQ+zBJkrLYyyR7vMBzNt:nABoXlq6LYH45zcfz+F2IyejMD

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.lulifama.nl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    5UbPvLRka8

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift copy_____________________________________________________________________________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift copy_____________________________________________________________________________________________________.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1836
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1424

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1424-58-0x0000000000000000-mapping.dmp

  • memory/1424-60-0x000000006ED00000-0x000000006F2AB000-memory.dmp

    Filesize

    5.7MB

  • memory/1424-61-0x000000006ED00000-0x000000006F2AB000-memory.dmp

    Filesize

    5.7MB

  • memory/1424-62-0x000000006ED00000-0x000000006F2AB000-memory.dmp

    Filesize

    5.7MB

  • memory/1836-54-0x00000000003C0000-0x00000000003C8000-memory.dmp

    Filesize

    32KB

  • memory/1836-55-0x0000000075771000-0x0000000075773000-memory.dmp

    Filesize

    8KB

  • memory/1836-56-0x0000000005960000-0x0000000005A16000-memory.dmp

    Filesize

    728KB

  • memory/1836-57-0x0000000005A10000-0x0000000005AA2000-memory.dmp

    Filesize

    584KB

  • memory/1836-63-0x0000000005120000-0x000000000515A000-memory.dmp

    Filesize

    232KB