Analysis

  • max time kernel
    89s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2024 17:05

General

  • Target

    750b40ffa0547527d997880a049deabb.exe

  • Size

    604KB

  • MD5

    750b40ffa0547527d997880a049deabb

  • SHA1

    d1e5c772f37cded80ae7a6cc7f35bcc286d99d9a

  • SHA256

    20af1bcc37f2ec60ec3854a389b0ded6f567dd2839ef1ed0554928926754e6b7

  • SHA512

    cb2f6d8cce82d04f517644702ae68f85c1386b71aab1e717d36410be7b76ae4a134feec90c39ebe57b216d0c88759d2bd0ae4e6cc47c057e10d942931cb5590a

  • SSDEEP

    12288:lqmSXl3v5iqGWvSOEZIJo333nEHYdpSYzcHwYm0h/pBWGXAO6rwT2Os9eNvjAde:lXSXl3v5fv38naHYqVSZO6rwds9cvjAY

Score
10/10

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\750b40ffa0547527d997880a049deabb.exe
    "C:\Users\Admin\AppData\Local\Temp\750b40ffa0547527d997880a049deabb.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4504
    • C:\Users\Admin\AppData\Local\Temp\n2019\s2019.exe
      "C:\Users\Admin\AppData\Local\Temp\n2019\s2019.exe" 04e84ed3d45a2a5e9dc5250deymZSEKvMFTzzaNJKN1IJC15lUbsAAQDhig5LQ+C65rIKvtL5BvCwB0C0wudEyZ8Fry9gOCKzU7mMD52RpamD454iEzPSZ7jb0CcdrpdEf60gHr8ezCXGzHqGLXWW+2vhcSKsu8VcnD5LMg4hrUfS2yF /v "C:\Users\Admin\AppData\Local\Temp\750b40ffa0547527d997880a049deabb.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2019\s2019.exe
    Filesize

    229KB

    MD5

    c7a6d01a847a39c88efbe79e2bacd95d

    SHA1

    4422c5334f100c4f214bbc8dddb1ce6f39f962d3

    SHA256

    e0fdf7b5c67e9b22593b277b0c4e2fb03e667a1932c322f1d5cd3432fc48af29

    SHA512

    eb5acaa7da130783e1c8acf6583371edac6e4a263219ef9cb38ad6dc90a26b4d8d41542553565fa2f0e41c1c7e348fec934121233ea56bc94362f1c7544d1a6c

  • memory/2076-38-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-43-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-37-0x000000001D020000-0x000000001D028000-memory.dmp
    Filesize

    32KB

  • memory/2076-30-0x000000001BE90000-0x000000001BEA2000-memory.dmp
    Filesize

    72KB

  • memory/2076-33-0x000000001CA10000-0x000000001CEDE000-memory.dmp
    Filesize

    4.8MB

  • memory/2076-34-0x000000001CF80000-0x000000001D01C000-memory.dmp
    Filesize

    624KB

  • memory/2076-35-0x000000001D110000-0x000000001D172000-memory.dmp
    Filesize

    392KB

  • memory/2076-36-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-14-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-47-0x00007FFD1F540000-0x00007FFD1FEE1000-memory.dmp
    Filesize

    9.6MB

  • memory/2076-40-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-39-0x00007FFD1F540000-0x00007FFD1FEE1000-memory.dmp
    Filesize

    9.6MB

  • memory/2076-41-0x00007FFD1F540000-0x00007FFD1FEE1000-memory.dmp
    Filesize

    9.6MB

  • memory/2076-13-0x00007FFD1F540000-0x00007FFD1FEE1000-memory.dmp
    Filesize

    9.6MB

  • memory/2076-42-0x0000000001340000-0x0000000001350000-memory.dmp
    Filesize

    64KB

  • memory/2076-44-0x0000000020BA0000-0x00000000210AE000-memory.dmp
    Filesize

    5.1MB

  • memory/2076-45-0x00000000212F0000-0x000000002142C000-memory.dmp
    Filesize

    1.2MB

  • memory/4504-48-0x0000000000270000-0x000000000030D000-memory.dmp
    Filesize

    628KB

  • memory/4504-0-0x0000000000270000-0x000000000030D000-memory.dmp
    Filesize

    628KB