Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-07-2024 17:17

General

  • Target

    loader.exe

  • Size

    41KB

  • MD5

    9603ee63c2c1d30adf5417016649633a

  • SHA1

    56483eb72019036eab4fce5e424bfeedb4955c4a

  • SHA256

    55ea1dea72c70efd7093d5736927632e9d23a591eef4898bf9f9a16aa6d90445

  • SHA512

    fbd17bd96a93d840206edb30ec7724b261db7a37dee078745cbc22e1181f6c60ed24ca1f99c78b22d73773ec607c17ad27234a093f8469e9f718442d202ceb7c

  • SSDEEP

    768:/scaIiIqfT6aGpDXswguZkezWTj5KZKfgm3EhKB:0c1ofnGEezWTdF7EsB

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1262819781422088224/NaI1AFbKRUWv3kXnUTBmnMjHn4JHCh0dAY8B9SChoF6bEkTWpaAPUv-NOewDF6d0Wb6Y

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 6 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
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\loader.exe
    "C:\Users\Admin\AppData\Local\Temp\loader.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:2320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2320-0-0x00007FFED41F3000-0x00007FFED41F5000-memory.dmp

    Filesize

    8KB

  • memory/2320-1-0x00000000003E0000-0x00000000003F0000-memory.dmp

    Filesize

    64KB

  • memory/2320-2-0x00007FFED41F0000-0x00007FFED4CB1000-memory.dmp

    Filesize

    10.8MB

  • memory/2320-3-0x00007FFED41F3000-0x00007FFED41F5000-memory.dmp

    Filesize

    8KB

  • memory/2320-4-0x00007FFED41F0000-0x00007FFED4CB1000-memory.dmp

    Filesize

    10.8MB