Overview

overview

7

Static

static

3

CF�...13.exe

windows7-x64

7

CF�...13.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    144s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2024, 16:45

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General

  • Target
    CFˢˮBate13.exe
  • Size 2.4MB
  • Sample240107-t9lbdaagbm
  • SHA256 bfe1ab21c0ccf04974b09617e3b86f6a27f3ccc2961953587e3b2309c27f62cc
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 43 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CFˢˮBate13.exe
    "C:\Users\Admin\AppData\Local\Temp\CFˢˮBate13.exe"
    1⤵
    • Checks computer location settings
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\KINSTALLERS_66_4430.exe
      \KINSTALLERS_66_4430.exe
      2⤵
      • Executes dropped EXE
      PID:4108
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" www.cfbingyue.com
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3472
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3472 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1192

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        KINSTALLERS_66_4430.exe
        • Path C:\KINSTALLERS_66_4430.exe
        • Size 58KB
        • SHA256 84cc37ec6849e5634ed80fd1feebc54d7cbf183923a86369dde62a66afa7f259
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        ver9FC5.tmp
        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver9FC5.tmp
        • Size 15KB
        • SHA256 557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        suggestions[1].en-US
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DV2I56HE\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/3064-0-0x0000000000400000-0x0000000000688000-memory.dmp
        Download