Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2023 11:55

General

  • Target

    Panda Regedit/Panda_System.exe

  • Size

    52KB

  • MD5

    c8d127e6c857f185024aca7723f51b75

  • SHA1

    d2f5f3393958b6d500619ff4a0e2dd9bfe582ff5

  • SHA256

    03e57f5f5c6b391006c256fe071ce7154048726e7ac3c692418bb8f14fe94317

  • SHA512

    9b0c187f8bcf8168a18779bf509aa53b63f70e3151fc1f96eb1093dfd42b07ecb87d95c439af407d14ad0a2c546c317dde69997439d0465ddcb66c9402242d6b

  • SSDEEP

    768:XscGoApPJOJTwfDuZwe2WTjxAKZKfgm3EhW7liUpuhXQOOhl:8c8PQALe2WTSF7EI7YooQOOh

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/960950114506137713/2VnEvTnRUjX3Q7jSvAeHvgUeWoeWrHD-r2E7c3d8XPPxFaj_tSm0MlikzmnIxO4nnsn0

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 4 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.

  • Program crash 1 IoCs
  • 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\Panda Regedit\Panda_System.exe
    "C:\Users\Admin\AppData\Local\Temp\Panda Regedit\Panda_System.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:2076
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2076 -s 2084
      2⤵
      • Program crash
      PID:656
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 448 -p 2076 -ip 2076
    1⤵
      PID:4872

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2076-0-0x0000000000870000-0x0000000000882000-memory.dmp

      Filesize

      72KB

    • memory/2076-1-0x00007FFB2E900000-0x00007FFB2F3C1000-memory.dmp

      Filesize

      10.8MB

    • memory/2076-2-0x0000000001050000-0x0000000001060000-memory.dmp

      Filesize

      64KB

    • memory/2076-6-0x00007FFB2E900000-0x00007FFB2F3C1000-memory.dmp

      Filesize

      10.8MB