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Analysis

  • max time kernel
    145s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2023, 23:31

General

  • Target

    tmp.exe

  • Size

    1.5MB

  • MD5

    2180de6314fce94a9ebcf8483959b322

  • SHA1

    1fbef557fb3a2d61c05f8e9cc28ac7e67ea34f8a

  • SHA256

    2fc4d0a9297bb0408dfb59f2e9c1378f7650bdc4dda664e1c78e34c496684805

  • SHA512

    d1161301362d5edfe44092e0d65109944a350714214c9add50954fa2d39b128741721a494811bcda24960228a6e4e9e63f7afc233104c286c89d54fce496312d

  • SSDEEP

    24576:5OtT5xvEebZXz/C7Mtkq3GjABGgqgDHYEr9uW4YuPsDOdqvzHnHXh5F:5OtT/bZj4Mtp3GjAYgd3e3UPF

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\lL~U.cPL",
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1968
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\lL~U.cPL",
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3012
        • C:\Windows\system32\RunDll32.exe
          C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\lL~U.cPL",
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:736
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\lL~U.cPL",
            5⤵
            • Loads dropped DLL
            PID:1656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cPL

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cpl

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cpl

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cpl

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cpl

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • C:\Users\Admin\AppData\Local\Temp\lL~U.cpl

    Filesize

    1.3MB

    MD5

    cf47aab02e9b37dfdbb63bee771e0370

    SHA1

    e21792f126339ce2c489625c7257efde247b23de

    SHA256

    39da3b85aee28bda8901e56346dc1d07e1a34610a3825c58a8edcee8a05f0150

    SHA512

    d981befd4934fa6f0c8e49378ef8ffecb57d1c2d950f69cc59a6d958aaaf7ed23df215853d86a0fd92748bfbaf4752d2f5d04430e870591b3ec43e4a1da55ce4

  • memory/1656-166-0x0000000002B90000-0x0000000002C5F000-memory.dmp

    Filesize

    828KB

  • memory/1656-160-0x0000000002330000-0x0000000002336000-memory.dmp

    Filesize

    24KB

  • memory/3012-147-0x00000000009E0000-0x00000000009E6000-memory.dmp

    Filesize

    24KB

  • memory/3012-153-0x0000000002B90000-0x0000000002C5F000-memory.dmp

    Filesize

    828KB

  • memory/3012-154-0x0000000002B90000-0x0000000002C5F000-memory.dmp

    Filesize

    828KB

  • memory/3012-150-0x0000000002B90000-0x0000000002C5F000-memory.dmp

    Filesize

    828KB

  • memory/3012-149-0x0000000002AA0000-0x0000000002B86000-memory.dmp

    Filesize

    920KB

  • memory/3012-146-0x0000000002700000-0x0000000002851000-memory.dmp

    Filesize

    1.3MB

  • memory/3012-145-0x0000000002700000-0x0000000002851000-memory.dmp

    Filesize

    1.3MB