Analysis

  • max time kernel
    110s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 10:30

General

  • Target

    z9OutstandingPayment.exe

  • Size

    1.3MB

  • MD5

    b88e14278935b0ec0902504c544a87af

  • SHA1

    6c181b0dfc3e496a84c1cfbe48610178dbfd776b

  • SHA256

    cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d

  • SHA512

    15291da5040c56332b2cc7e38f050e30938160746604b5361266b8fcf8e59b2be0a1e5f58ff6ecbb94e90d07cee5f49f55fac936895f64114c6a417c1df5fc74

  • SSDEEP

    24576:pRmJkcoQricOIQxiZY1iaJVL7MiETZe0jmhB4pwkYhjF:mJZoQrbTFZY1iaJVEjdbqgOhjF

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe
    "C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:392
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4344
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 1456
          4⤵
          • Program crash
          PID:768
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 748
        3⤵
        • Program crash
        PID:2000
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 392 -ip 392
    1⤵
      PID:1220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4344 -ip 4344
      1⤵
        PID:3540

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\demonetising

        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\AppData\Local\directory\name.exe

        Filesize

        1.3MB

        MD5

        b88e14278935b0ec0902504c544a87af

        SHA1

        6c181b0dfc3e496a84c1cfbe48610178dbfd776b

        SHA256

        cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d

        SHA512

        15291da5040c56332b2cc7e38f050e30938160746604b5361266b8fcf8e59b2be0a1e5f58ff6ecbb94e90d07cee5f49f55fac936895f64114c6a417c1df5fc74

      • memory/392-10-0x0000000004400000-0x0000000004800000-memory.dmp

        Filesize

        4.0MB

      • memory/2644-2-0x00000000043F0000-0x00000000047F0000-memory.dmp

        Filesize

        4.0MB

      • memory/4344-12-0x0000000000770000-0x00000000007B8000-memory.dmp

        Filesize

        288KB

      • memory/4344-13-0x00000000744AE000-0x00000000744AF000-memory.dmp

        Filesize

        4KB

      • memory/4344-14-0x0000000005280000-0x0000000005824000-memory.dmp

        Filesize

        5.6MB

      • memory/4344-15-0x0000000004CD0000-0x0000000004D6C000-memory.dmp

        Filesize

        624KB

      • memory/4344-16-0x00000000744A0000-0x0000000074C50000-memory.dmp

        Filesize

        7.7MB

      • memory/4344-17-0x00000000744A0000-0x0000000074C50000-memory.dmp

        Filesize

        7.7MB