Analysis

  • max time kernel
    1561s
  • max time network
    1561s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    27-05-2024 15:33

General

  • Target

    Image Logger V2.exe

  • Size

    41KB

  • MD5

    e1d9a9e7ff84fa7ee690dacc4ea18cdb

  • SHA1

    c6bca7690d964e279ef0261e424bfefbdb342208

  • SHA256

    890eb759f46a42e6b2a9cc5740eb19ea37589a046b0e9e32c0ad0fdcf23c76c4

  • SHA512

    ec4c2adafedd13fae600b5c51ebb2bdeb09f685b2dea21a27dcd50016faba2b75265ca77411c581eac5b781ada9c6c735da4fa37caa9b37d84a939e3d0520dba

  • SSDEEP

    768:MscG4A6bYc+TSwIuZKeRWTjqKZKfgm3Ehsw:Dcl2TieRWT2F7EWw

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/983521351304372225/DJEv35iWOrLlYVLwOwdY5Z8J4lICdeMuYxEZwlCGzTWHXuG9MgkSttJsmO97R_cDe3nD

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 3 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 3 IoCs
  • Checks BIOS information in registry 2 TTPs 3 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 5 IoCs
  • Looks up external IP address via web service 6 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 6 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 12 IoCs
  • Modifies Internet Explorer settings 1 TTPs 26 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Image Logger V2.exe
    "C:\Users\Admin\AppData\Local\Temp\Image Logger V2.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:2184
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2184 -s 1740
      2⤵
        PID:2684
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:2264
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://tmp/
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1488 CREDAT:275457 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1612
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x568
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1592
      • C:\Users\Admin\AppData\Local\Temp\Image Logger V2.exe
        "C:\Users\Admin\AppData\Local\Temp\Image Logger V2.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
        • Suspicious use of WriteProcessMemory
        PID:1332
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1332 -s 1724
          2⤵
            PID:1192
        • C:\Users\Admin\AppData\Local\Temp\Image Logger V2.exe
          "C:\Users\Admin\AppData\Local\Temp\Image Logger V2.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
          • Suspicious use of WriteProcessMemory
          PID:2052
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2052 -s 1744
            2⤵
              PID:708

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1332-16-0x00000000011D0000-0x00000000011E0000-memory.dmp

            Filesize

            64KB

          • memory/2184-0-0x000007FEF6083000-0x000007FEF6084000-memory.dmp

            Filesize

            4KB

          • memory/2184-1-0x0000000000320000-0x0000000000330000-memory.dmp

            Filesize

            64KB

          • memory/2184-2-0x000007FEF6080000-0x000007FEF6A6C000-memory.dmp

            Filesize

            9.9MB

          • memory/2184-3-0x000007FEF6083000-0x000007FEF6084000-memory.dmp

            Filesize

            4KB

          • memory/2184-4-0x000007FEF6080000-0x000007FEF6A6C000-memory.dmp

            Filesize

            9.9MB

          • memory/2184-5-0x000007FEF6080000-0x000007FEF6A6C000-memory.dmp

            Filesize

            9.9MB