Analysis

  • max time kernel
    63s
  • max time network
    79s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2023 15:29

General

  • Target

    connection.exe

  • Size

    41KB

  • MD5

    028bf43765fd5740df6ee1cbc5f7d32a

  • SHA1

    234d038291208ef32ec35cb97433e2aefcab55f5

  • SHA256

    169ed579b6d3311d8b09f750359b07bad69520ad72abd8a6a6f67069d3c6d937

  • SHA512

    b7c0bfea011766597b99e59304de91099f5c8e91adbb46a3cf6a1cfddd6f14725e964b474c89dda18f7f6c3c44914533749f0ae8824be0e593883ca52ca1a98e

  • SSDEEP

    768:oscaIiIJVEaxAiI/ywmuZDeFWTjSKZKfgm3EhAG:vc1jVE/9eFWTGF7EWG

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1163860957546676244/Tr0vbiHfaBLONi1q8rhwgNDPXrsDZTRmEMTJEkXwdGd3Rj27hN8kShu7EFuvkxKMo7Mb

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 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
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\connection.exe
    "C:\Users\Admin\AppData\Local\Temp\connection.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:3076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3076-0-0x0000000000160000-0x0000000000170000-memory.dmp

    Filesize

    64KB

  • memory/3076-1-0x00007FF9A29A0000-0x00007FF9A3461000-memory.dmp

    Filesize

    10.8MB

  • memory/3076-2-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB

  • memory/3076-3-0x00007FF9A29A0000-0x00007FF9A3461000-memory.dmp

    Filesize

    10.8MB

  • memory/3076-4-0x0000000002310000-0x0000000002320000-memory.dmp

    Filesize

    64KB