Analysis

  • max time kernel
    84s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 03:51

General

  • Target

    fb8591420d16f45c6d4a6b2e5908aedb1836bb8437718a228926d80f3ed24551.exe

  • Size

    1.2MB

  • MD5

    788799e671e3a59bc0776d760511992a

  • SHA1

    612ae251d122782aeb8f47479a650e8881cc6bc8

  • SHA256

    fb8591420d16f45c6d4a6b2e5908aedb1836bb8437718a228926d80f3ed24551

  • SHA512

    55732156573ddf95344702fdf519a45a04f9b8160d377491035a91eec45df46ae37f33784560cb8fb4768898e3b36a9171926b912457d81746d0776396799a79

  • SSDEEP

    24576:pRmJkcoQricOIQxiZY1iaVzKSfvLt8vhBT+MEFn7acEP0bMCe:mJZoQrbTFZY1iaV2mj8xw7YBCe

Malware Config

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb8591420d16f45c6d4a6b2e5908aedb1836bb8437718a228926d80f3ed24551.exe
    "C:\Users\Admin\AppData\Local\Temp\fb8591420d16f45c6d4a6b2e5908aedb1836bb8437718a228926d80f3ed24551.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\fb8591420d16f45c6d4a6b2e5908aedb1836bb8437718a228926d80f3ed24551.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1072
        3⤵
        • Program crash
        PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2116-2-0x0000000003D70000-0x0000000004170000-memory.dmp

    Filesize

    4.0MB

  • memory/3032-5-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3032-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3032-4-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3032-8-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

    Filesize

    4KB

  • memory/3032-9-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-10-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

    Filesize

    4KB

  • memory/3032-11-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB