Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 01:01

General

  • Target

    68f01e0d0f2bf1705c62ad8b94d4454d2646aced975b56e593c59a58e4b0ccca.exe

  • Size

    41KB

  • MD5

    136ce1f5f2299e4f8e3fb5e30dc0f149

  • SHA1

    29460774476d4667f63a6abb5bcb29f603471589

  • SHA256

    68f01e0d0f2bf1705c62ad8b94d4454d2646aced975b56e593c59a58e4b0ccca

  • SHA512

    af5d31d017c155bb0043603de76a8a822a25d8a573d9bc87c549fd823c0ab33d42ede18dafb142cc6a3121441767075cd6d61c08cffa458fa91fd493b3cee4d9

  • SSDEEP

    768:2scaIiIqfT6ajQdpDXsw7uZ7ejWTjvBKZKfgm3Ehzm:Vc1ofnI6ejWTbBF7EBm

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1241448843959079032/HMgH2saTiZy9AeNAE4DxehoML8c_SJy5ub_JvUcxJk3wiNt3MyPnFu2k8elCddlfbFXT

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 3 IoCs
  • Looks up external IP address via web service 3 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68f01e0d0f2bf1705c62ad8b94d4454d2646aced975b56e593c59a58e4b0ccca.exe
    "C:\Users\Admin\AppData\Local\Temp\68f01e0d0f2bf1705c62ad8b94d4454d2646aced975b56e593c59a58e4b0ccca.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
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1720 -s 1740
      2⤵
        PID:3012

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1720-0-0x000007FEF5583000-0x000007FEF5584000-memory.dmp

      Filesize

      4KB

    • memory/1720-1-0x00000000013B0000-0x00000000013C0000-memory.dmp

      Filesize

      64KB

    • memory/1720-2-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp

      Filesize

      9.9MB

    • memory/1720-3-0x000007FEF5583000-0x000007FEF5584000-memory.dmp

      Filesize

      4KB

    • memory/1720-4-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp

      Filesize

      9.9MB