Analysis

  • max time kernel
    359s
  • max time network
    360s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-07-2024 19:54

General

  • Target

    G3tTr0l1ed.exe

  • Size

    42KB

  • MD5

    7845d9b1597af943b084f869ef52fac3

  • SHA1

    055259b6ca9d91734a0ebbfc574f3686386815a7

  • SHA256

    89a60ad154c81cc9a364fece0eed420720cfdd5bf1f8127c768b7af6f66d94bf

  • SHA512

    9ca514034f5eee1570b9a3fde3a81802d366a7e6b691249b4c156fc7f1f9b6612c140265b746284c98d92c4eaf69944ce90901ecb855b527505d93cdce82c272

  • SSDEEP

    768:FcNCbujieQ5EMf4LB//4MvuZ7LerTj8KZKfgm3Eh3Z:26E04L9DULerToF7E5Z

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1000846044172664912/8v4_gnMLyVTmwUTIytbmMxSRd3bIxV8rlvRGpWiqfotqki7mbc8DQOUk1WCkc6zHCDmc

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\G3tTr0l1ed.exe
    "C:\Users\Admin\AppData\Local\Temp\G3tTr0l1ed.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:2248
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2248 -s 1820
      2⤵
        PID:2600

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    7
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    5
    T1082

    Peripheral Device Discovery

    2
    T1120

    Collection

    Data from Local System

    1
    T1005

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2248-0-0x000007FEF58C3000-0x000007FEF58C4000-memory.dmp
      Filesize

      4KB

    • memory/2248-1-0x0000000000050000-0x0000000000060000-memory.dmp
      Filesize

      64KB

    • memory/2248-2-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp
      Filesize

      9.9MB

    • memory/2248-3-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp
      Filesize

      9.9MB