Analysis

  • max time kernel
    44s
  • max time network
    36s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2023 09:42

General

  • Target

    Eulen CRACK.exe

  • Size

    305KB

  • MD5

    3958a368ad941f9fa159849fee82d33a

  • SHA1

    98bb4bab48f2b376396c4e9b81e7a19b81fad545

  • SHA256

    76964d8a6b5b9b4655be96b4dac3c11dc1104918fced6f069b044e56ac2eacb3

  • SHA512

    9dc05a0a52c82b4b5fd269af020b3ab68ba6d322ce687470ee4779f0dc67ac51e6a0017ddc65c00c99f46b17b70ae3cedb8018ad8c38c81aa2556ba2182f582f

  • SSDEEP

    6144:wBlkgvV2tc40tFyavEwq86Py59kYZy5fT8fCHDIW5r1eeeW:wnbV2t/Ub8jI+Yk5fTjT5r

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/965223345413042186/IE3wix7ZAbDCru6G5uDkkxivTLcLC9lZ0CNPkUn_7tf52NwqxWqpB2UuBtjuHGmnlyTk

Signatures

  • Mercurial Grabber Stealer

    Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Eulen CRACK.exe
    "C:\Users\Admin\AppData\Local\Temp\Eulen CRACK.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/864-0-0x0000000000D00000-0x0000000000D52000-memory.dmp

    Filesize

    328KB

  • memory/864-1-0x00007FFEE5A80000-0x00007FFEE6541000-memory.dmp

    Filesize

    10.8MB

  • memory/864-2-0x000000001B9B0000-0x000000001B9C0000-memory.dmp

    Filesize

    64KB

  • memory/864-6-0x000000001C6C0000-0x000000001C82A000-memory.dmp

    Filesize

    1.4MB

  • memory/864-7-0x00007FFEE5A80000-0x00007FFEE6541000-memory.dmp

    Filesize

    10.8MB