Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 15:44

General

  • Target
    fkanf.exe
  • Size 5.5MB
  • Sample240125-s6rhjsahbr
  • SHA256 3c48f0b3a2141508c56487b84d290c76761ae1fd971ece56e3b4e5e30d44f08e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\fkanf.exe
    "C:\Users\Admin\AppData\Local\Temp\fkanf.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\liostpy\laticoe.exe
      C:\liostpy\laticoe.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:888
      • C:\windows\Runn\Yloux.exe
        "C:\windows\Runn\Yloux.exe"
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3188
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" https://sms-activate.ru/cn/getNumber
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4892
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4892 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2988
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ping 127.0.0.1 -n 5 &del "C:\Users\Admin\AppData\Local\Temp\fkanf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1420
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 5
        3⤵
        • Runs ping.exe
        PID:2352
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x538 0x52c
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:848

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Size 471B
        • SHA256 845c8a47772a9c534cf13a177c83c40db250a6dbbd0a369401ea884b8d058d6e
        • MD5 SHA1 SHA512

        7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Size 404B
        • SHA256 caddca6ca6e76165327b2c1256098c0405de38eb571e55990ed70a0b471e9972
        • MD5 SHA1 SHA512

        sms-activate[1].xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\39DY02XT\sms-activate[1].xml
        • Size 270B
        • SHA256 a2463344139fc2e9f89c57e214df688df015f5ff2293b663bea75cb0d2e7254e
        • MD5 SHA1 SHA512

        sms-activate[1].xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\39DY02XT\sms-activate[1].xml
        • Size 835B
        • SHA256 5c02bfdba48c2a255ab7847a7766d205fd1d2d88987f3bfc98af038b5de3cf5a
        • MD5 SHA1 SHA512

        sms-activate[1].xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\39DY02XT\sms-activate[1].xml
        • Size 690B
        • SHA256 d77fe96df3ba7019f75e24223a05afa3693447e505dc892ddb65be2219d5ee5a
        • MD5 SHA1 SHA512

        sms-activate[1].xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\39DY02XT\sms-activate[1].xml
        • Size 2KB
        • SHA256 628745b9d172ef790795a70a9c04ad0ea43826f643a71208a0bd74626d18991d
        • MD5 SHA1 SHA512

        imagestore.dat

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\9owjsyb\imagestore.dat
        • Size 832B
        • SHA256 fbd50b772771bd7acd8b4e6bfad465f0d31e1ce25e12aa159f18924787b62858
        • MD5 SHA1 SHA512

        activate_favicon[1].png

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1RIAF1U2\activate_favicon[1].png
        • Size 624B
        • SHA256 29c11b104967a9b054c179230a8faa99033044ff106a0b49acbbc604e53a4e3d
        • MD5 SHA1 SHA512

        suggestions[1].en-US

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SB302YPZ\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP

        analytics[1].js

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W8BIYKF7\analytics[1].js
        • Size 51KB
        • SHA256 de36e50194320a7d3ef1ace9bd34a875a8bd458b253c061979dd628e9bf49afd
        • MD5 SHA1 SHA512 SSDEEP

        Yloux.exe

        • Path C:\Windows\Runn\Yloux.exe
        • Size 2.7MB
        • SHA256 a26cb4dc40c333bb37cc2bf5e67fb90529a065b77dc30d0756714e20f3e48a2a
        • MD5 SHA1 SHA512 SSDEEP

        Yloux.exe

        • Path C:\Windows\Runn\Yloux.exe
        • Size 3.0MB
        • SHA256 875e0934d086e6bb3cc03d65d3ef60a7b2f69b966e64de015541db5748d376db
        • MD5 SHA1 SHA512 SSDEEP

        laticoe.exe

        • Path C:\liostpy\laticoe.exe
        • Size 162KB
        • SHA256 03e2c597d6902e80235b7b43523f49e7267b785ff9b16a665f2aeca8413c5cdf
        • MD5 SHA1 SHA512 SSDEEP

        1.bin

        • Path C:\windows\Runn\1.bin
        • Size 176KB
        • SHA256 702eb45ead6494f36944f5d16e5aef30de138c6d16fdf92eedd098fb59fa5347
        • MD5 SHA1 SHA512 SSDEEP

        memory/888-350-0x0000000010000000-0x0000000010604000-memory.dmp

        memory/888-349-0x0000000002480000-0x0000000002A80000-memory.dmp

        memory/3188-367-0x00000000001D0000-0x00000000001FD000-memory.dmp

        memory/3188-395-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-445-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-443-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-434-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-432-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-431-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-368-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-374-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-375-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-376-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-430-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-392-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-393-0x0000000180000000-0x0000000180033000-memory.dmp

        memory/3188-394-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-414-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-396-0x0000000000CC0000-0x0000000000CFE000-memory.dmp

        memory/3188-397-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-398-0x0000000000D00000-0x0000000000D44000-memory.dmp

        memory/3188-400-0x0000000000400000-0x0000000000590000-memory.dmp

        memory/3876-6-0x0000000002B80000-0x0000000002B81000-memory.dmp

        memory/3876-7-0x0000000002B90000-0x0000000002B91000-memory.dmp

        memory/3876-15-0x0000000000400000-0x0000000000DBE000-memory.dmp

        memory/3876-8-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

        memory/3876-5-0x0000000002B70000-0x0000000002B71000-memory.dmp

        memory/3876-2-0x0000000002B30000-0x0000000002B31000-memory.dmp

        memory/3876-4-0x0000000002B60000-0x0000000002B61000-memory.dmp

        memory/3876-3-0x0000000000400000-0x0000000000DBE000-memory.dmp

        memory/3876-1-0x0000000000400000-0x0000000000DBE000-memory.dmp

        memory/3876-0-0x0000000000EB0000-0x0000000000EB1000-memory.dmp