Analysis

  • max time kernel
    137s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-07-2024 01:14

General

  • Target

    2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe

  • Size

    1.3MB

  • MD5

    7e3694a4d525aecb407e7dfee160afee

  • SHA1

    9e515221e99af422d0e7c76b3b90e9a259f67562

  • SHA256

    2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54

  • SHA512

    1eb559e7d6cdb090fd16bb36aee866b156341ca95955313a73e1187cf7fbfbd7f5aea2d0c2a6b67394e94218899b79d977dddcdf1dcf587c45b6cf9a1388a7eb

  • SSDEEP

    12288:o+WbFkpXD7n1FDoPNUCobwMtFTUhqxDd1XKm:o+4i3nnDAUCobwQ3h1R

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    valleycountysar.org
  • Port:
    26
  • Username:
    [email protected]
  • Password:
    i~~Ga+6_-~V*

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe
    "C:\Users\Admin\AppData\Local\Temp\2facfa5bb80933431ce452627dd71c6c9b5711799dea72732e1617622ec45c54.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
        PID:3876
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3768
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2800
          • C:\Windows\SysWOW64\choice.exe
            choice /C Y /N /D Y /T 3
            4⤵
              PID:4656
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          2⤵
            PID:4568
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3692 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:2220

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3696-0-0x00007FFA05EA3000-0x00007FFA05EA5000-memory.dmp
            Filesize

            8KB

          • memory/3696-1-0x000001EFE6D50000-0x000001EFE6D58000-memory.dmp
            Filesize

            32KB

          • memory/3696-2-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmp
            Filesize

            10.8MB

          • memory/3696-3-0x000001EFE9220000-0x000001EFE9298000-memory.dmp
            Filesize

            480KB

          • memory/3696-8-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmp
            Filesize

            10.8MB

          • memory/3768-4-0x0000000000400000-0x0000000000426000-memory.dmp
            Filesize

            152KB

          • memory/3768-5-0x0000000074FAE000-0x0000000074FAF000-memory.dmp
            Filesize

            4KB

          • memory/3768-6-0x00000000057B0000-0x0000000005D54000-memory.dmp
            Filesize

            5.6MB

          • memory/3768-7-0x0000000005200000-0x000000000529C000-memory.dmp
            Filesize

            624KB

          • memory/3768-9-0x0000000074FA0000-0x0000000075750000-memory.dmp
            Filesize

            7.7MB

          • memory/3768-10-0x0000000074FAE000-0x0000000074FAF000-memory.dmp
            Filesize

            4KB

          • memory/3768-12-0x0000000074FA0000-0x0000000075750000-memory.dmp
            Filesize

            7.7MB