Analysis

  • max time kernel
    74s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    04-11-2024 08:35

General

  • Target

    WDSecureUtil.exe

  • Size

    246KB

  • MD5

    e082366c147031e7aaf6ca47a0110ad3

  • SHA1

    51223ecf048edf1627f0f182e923922ff19bbb28

  • SHA256

    607d41c88298d5fdd3624d6ba7a7ae36f7cd90b20bc03390977740fed8b4065d

  • SHA512

    cd91e9852e886451245855ccbc370c6b81cddb6461277f325fabedf0b8fa7d473e582094b66be099266942e9baa18c908a7c6d0db80128dd946a56be0e70ac7f

  • SSDEEP

    3072:zlgkNWf0LIQz3IWFEisl7oAS5WVgK56NMPspkpIl5JNnET:BSf6XzDei8UAbZIEsyQ9

Malware Config

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot8091768794:AAFZsJ1h-6BiszgyLm-eH6c-uITQ7Z99Wbc/sendDocument

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • Phemedrone family
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WDSecureUtil.exe
    "C:\Users\Admin\AppData\Local\Temp\WDSecureUtil.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2116 -s 868
      2⤵
        PID:2840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2116-0-0x000007FEF5A63000-0x000007FEF5A64000-memory.dmp

      Filesize

      4KB

    • memory/2116-1-0x0000000001040000-0x0000000001084000-memory.dmp

      Filesize

      272KB

    • memory/2116-2-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

      Filesize

      9.9MB

    • memory/2116-3-0x000007FEF5A63000-0x000007FEF5A64000-memory.dmp

      Filesize

      4KB

    • memory/2116-4-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

      Filesize

      9.9MB