Analysis

  • max time kernel
    45s
  • max time network
    97s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 03:10

General

  • Target

    d41e8e4373463e59a479221cad1885e19ad0b5b530cab212b1bffb8ee1bb7c59.exe

  • Size

    614KB

  • MD5

    82d8df4cddb0e0731b0a9049fd3c6623

  • SHA1

    7269238ca07d9685b2db2ea773bcc64d2a08fa39

  • SHA256

    d41e8e4373463e59a479221cad1885e19ad0b5b530cab212b1bffb8ee1bb7c59

  • SHA512

    916657246a51d9ea6e19ddee469c9d6a6e926e4432a24d814e01b57d1ad5ab502d0af3275bbf249bc101ea8d539543ed9738cacf2697b08cded6482544d0720c

  • SSDEEP

    12288:UYRN6Ul2gavsFJZC42Bu0aHpdjzwJ4baLN+gZPNOcmVuSR3O9cubD2:HKUl2wFJZCRBu0KA8VAnmVugubD2

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d41e8e4373463e59a479221cad1885e19ad0b5b530cab212b1bffb8ee1bb7c59.exe
    "C:\Users\Admin\AppData\Local\Temp\d41e8e4373463e59a479221cad1885e19ad0b5b530cab212b1bffb8ee1bb7c59.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Users\Admin\AppData\Local\Temp\n240\s240.exe
      "C:\Users\Admin\AppData\Local\Temp\n240\s240.exe" b66a8dde265c783db55337b8RbGOZO7RknmIDxsUF12h0ARupDD+fJZKcxYKdthIQcJ8sbhCdBr2odY19DOzU/44aTo5VSzbCXk55Bsq+pxDS4GrjOUQsTjTVMT1TocSlnrLtzi9qTZugC/3UqYVeP+EDvuc6cCYqZrZFBxkYFBfGVKUha2mlOdEhmwg /v "C:\Users\Admin\AppData\Local\Temp\d41e8e4373463e59a479221cad1885e19ad0b5b530cab212b1bffb8ee1bb7c59.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1724

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • C:\Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • \Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • \Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • \Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • \Users\Admin\AppData\Local\Temp\n240\s240.exe

          Filesize

          350KB

          MD5

          60f9fa6a5debd2cd96317dabe147c68b

          SHA1

          8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

          SHA256

          005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

          SHA512

          1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

        • memory/1168-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

          Filesize

          8KB

        • memory/1724-62-0x000007FEF3890000-0x000007FEF42B3000-memory.dmp

          Filesize

          10.1MB

        • memory/1724-63-0x000007FEF2110000-0x000007FEF31A6000-memory.dmp

          Filesize

          16.6MB

        • memory/1724-64-0x00000000020C6000-0x00000000020E5000-memory.dmp

          Filesize

          124KB

        • memory/1724-65-0x000007FEEE300000-0x000007FEEF18F000-memory.dmp

          Filesize

          14.6MB

        • memory/1724-66-0x000007FEF35A0000-0x000007FEF388A000-memory.dmp

          Filesize

          2.9MB

        • memory/1724-67-0x00000000020C6000-0x00000000020E5000-memory.dmp

          Filesize

          124KB