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Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2023, 11:09

General

  • Target

    Purchase order.exe

  • Size

    663KB

  • MD5

    2066bebe7c32cf52b2e7e5b2ae6dcf5b

  • SHA1

    acc4a396e69d6bb6de3791d8cda944d899f524e8

  • SHA256

    20ca9236b9070c02ddedeed75c4b5b478a06f31c9a3d714105503a17595e386f

  • SHA512

    2394649c626df36f6f2d4c4348cacda22e019f936268c90197ff5b182ab7d6b71dff5d5305f611ede3fa19d0dda7a072e44e3ecf985c3f761e15d5e1aed7de5e

  • SSDEEP

    12288:Og7Jh13m+oB7VDW5pJN89HCpxHEM8XGysZrPBVr3UoKl:Og7tW+oBJD6prbEN6JNy

Score
7/10

Malware Config

Signatures

  • 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase order.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2104-75-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-66-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-80-0x0000000000450000-0x0000000000490000-memory.dmp

    Filesize

    256KB

  • memory/2104-79-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2104-78-0x0000000000450000-0x0000000000490000-memory.dmp

    Filesize

    256KB

  • memory/2104-77-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2104-67-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-73-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-64-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-62-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-71-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2104-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2580-60-0x0000000000420000-0x000000000042A000-memory.dmp

    Filesize

    40KB

  • memory/2580-54-0x00000000001C0000-0x000000000026C000-memory.dmp

    Filesize

    688KB

  • memory/2580-61-0x00000000060D0000-0x000000000614C000-memory.dmp

    Filesize

    496KB

  • memory/2580-55-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2580-76-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2580-59-0x0000000004A10000-0x0000000004A50000-memory.dmp

    Filesize

    256KB

  • memory/2580-58-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2580-57-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/2580-56-0x0000000004A10000-0x0000000004A50000-memory.dmp

    Filesize

    256KB