Resubmissions

30-04-2024 03:16

240430-dsrttsah74 10

30-04-2024 03:15

240430-dr9y1sbe7x 10

30-04-2024 03:07

240430-dmhzqsag52 10

Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 03:16

General

  • Target

    cr2dit-c4rd GEN.exe

  • Size

    41KB

  • MD5

    15934eee4dbef1cf6c12bb491b72463f

  • SHA1

    c724d3623a838647a3ee7a2be0f8df99114fa41d

  • SHA256

    010ffe6edeb4185ae04edeb175e4b444e1487f83e34c740c1701d48024dfec76

  • SHA512

    6435922f72ec254e65ec3d5aa425d73f3c3f4a912adcdba7d5634651a930df9400f1c806c0a08dc261fd27898586c6c4cb1d662419ee97d1cc5c6e0b3ef31c1b

  • SSDEEP

    768:bscWsQ0bYc+TSw1uZTesWTjRKZKfgm3Ehw3:AcP2TyesWT9F7E23

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discordapp.com/api/webhooks/1234693959406845993/tVvvFEz0YwsdI1M-DdEdiDwgcwcdEQVWb92B8DRbOAnqE2ESEyZqYAlxS_PTQgBiMdxN

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.

  • 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\cr2dit-c4rd GEN.exe
    "C:\Users\Admin\AppData\Local\Temp\cr2dit-c4rd GEN.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:2932
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2932 -s 1752
      2⤵
        PID:2580

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2932-0-0x0000000001060000-0x0000000001070000-memory.dmp

      Filesize

      64KB

    • memory/2932-1-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

      Filesize

      9.9MB

    • memory/2932-2-0x00000000004A0000-0x0000000000520000-memory.dmp

      Filesize

      512KB

    • memory/2932-3-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

      Filesize

      9.9MB

    • memory/2932-4-0x00000000004A0000-0x0000000000520000-memory.dmp

      Filesize

      512KB