Analysis

  • max time kernel
    149s
  • max time network
    123s
  • 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 16:21

General

  • Target

    74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe

  • Size

    156KB

  • MD5

    74f4e12c2d7e1f8a3d389b2dfd75d4ea

  • SHA1

    c2d3a05c3d16d5191e4f6524768e3ed4d2412533

  • SHA256

    852ba07513c087e5885fc3320332825a0cc846eda7ff3c649e77f9a1abe477dc

  • SHA512

    2ac8a84e8f14d069c202b985061592e2486cedbbac1cd43e68250191efd5717a07d2213e182358d3a471d09447e8f7b9a03deb1a5f48cd21ef70f3af1eac5e86

  • SSDEEP

    3072:/Goe5g+GwD8w2+d5bWIrJ4E5n41sSLeH8ozK/d/18UlyG4oQZiEXrA:/2WIrJ4E5n41pVN/jhFWm

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe
    "C:\Users\Admin\AppData\Local\Temp\74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4208
    • C:\Users\Admin\heiice.exe
      "C:\Users\Admin\heiice.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\heiice.exe
    Filesize

    156KB

    MD5

    9f4ea76076ee3a7bb62432eab66774c6

    SHA1

    50df2561028914f47a4fc28ff233c1bec7220008

    SHA256

    fb36c14dee4a3bed506e9555a107683735f987d9d46322c8a0d332f9af70a469

    SHA512

    6b11a6b0231b93817492c3ca8fd359e930e398291ed9b2aabc3ebe1946bb6d34e952a5a7e9a95c8d2c64db36e293e29e37b1d3149aaf575b7eb1124dfc42db57