Analysis

  • max time kernel
    151s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:17

General

  • Target

    57b90b1a21bb89a34eb784dd926e56d08e4d7d73bca4f83610fc2e5dbb1f8337.exe

  • Size

    296KB

  • MD5

    07a692f6972743eca5edc3871fa76a78

  • SHA1

    ab50745a40e8bdcce585f4a5f60ea0b590ceb6de

  • SHA256

    57b90b1a21bb89a34eb784dd926e56d08e4d7d73bca4f83610fc2e5dbb1f8337

  • SHA512

    da0c550baf382d269ef5044cbaaf0c6f85738fef7650e3e3dbfc5fc7042443bc2bd21c13c00fb44aa038aaf89f93ed079b207b4dc83fe390739cb491e69f993f

  • SSDEEP

    6144:EzM2xFRGhqb7IT4pO6JK/fObT/bGiWtBcMf1YUQiCgfAJDq2ijxLzOwhd:6DxFRp7IT4pO6JK/fObT/bGiWt/YUQif

Score
10/10

Malware Config

Signatures

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

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

  • Adds Run key to start application 2 TTPs 55 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\57b90b1a21bb89a34eb784dd926e56d08e4d7d73bca4f83610fc2e5dbb1f8337.exe
    "C:\Users\Admin\AppData\Local\Temp\57b90b1a21bb89a34eb784dd926e56d08e4d7d73bca4f83610fc2e5dbb1f8337.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:336
    • C:\Users\Admin\kitip.exe
      "C:\Users\Admin\kitip.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:4824

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

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Downloads

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

    296KB

    MD5

    c6039a894146800bf041f967ffd00987

    SHA1

    010cbe709bfb34e9478cc356b2fd802b9c55d7f5

    SHA256

    275a962bd74ffbb66f80e090383cfd5c260e80bed91b47257ad3035afceafd08

    SHA512

    9afce4a47a7bd94596cc26ca8e32b44d50c80c53e4991588acd8d2d605a7c716504397b1303072040baefe89e51ab1f1af77d324bf604a9b7f90fd87f4c4c202

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

    296KB

    MD5

    c6039a894146800bf041f967ffd00987

    SHA1

    010cbe709bfb34e9478cc356b2fd802b9c55d7f5

    SHA256

    275a962bd74ffbb66f80e090383cfd5c260e80bed91b47257ad3035afceafd08

    SHA512

    9afce4a47a7bd94596cc26ca8e32b44d50c80c53e4991588acd8d2d605a7c716504397b1303072040baefe89e51ab1f1af77d324bf604a9b7f90fd87f4c4c202

  • memory/4824-134-0x0000000000000000-mapping.dmp