Analysis

  • max time kernel
    149s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 00:41

General

  • Target

    6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0.exe

  • Size

    244KB

  • MD5

    7c80c170b61eacf84724f98524c70b50

  • SHA1

    95256f2c619aa390fd3fadef71a90503f654a64e

  • SHA256

    6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0

  • SHA512

    3f57ae11940c52ddd2a94d57e172874a5f4711fdcffa348fcf8bf7c13ce7bb6b60475190a20a2229665345b027e5bda93553ac13783b90df2a46b1cf1a06f49f

  • SSDEEP

    3072:E8bn4GXuWIKC2JfOj//FfyF5Hdreo1ygiTYvk6CAxD34:EiZCcfg/dfyFHreo1ygiub

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0.exe
    "C:\Users\Admin\AppData\Local\Temp\6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\junuw.exe
      "C:\Users\Admin\junuw.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2036

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\junuw.exe

          Filesize

          244KB

          MD5

          7c80c170b61eacf84724f98524c70b50

          SHA1

          95256f2c619aa390fd3fadef71a90503f654a64e

          SHA256

          6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0

          SHA512

          3f57ae11940c52ddd2a94d57e172874a5f4711fdcffa348fcf8bf7c13ce7bb6b60475190a20a2229665345b027e5bda93553ac13783b90df2a46b1cf1a06f49f

        • C:\Users\Admin\junuw.exe

          Filesize

          244KB

          MD5

          7c80c170b61eacf84724f98524c70b50

          SHA1

          95256f2c619aa390fd3fadef71a90503f654a64e

          SHA256

          6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0

          SHA512

          3f57ae11940c52ddd2a94d57e172874a5f4711fdcffa348fcf8bf7c13ce7bb6b60475190a20a2229665345b027e5bda93553ac13783b90df2a46b1cf1a06f49f

        • \Users\Admin\junuw.exe

          Filesize

          244KB

          MD5

          7c80c170b61eacf84724f98524c70b50

          SHA1

          95256f2c619aa390fd3fadef71a90503f654a64e

          SHA256

          6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0

          SHA512

          3f57ae11940c52ddd2a94d57e172874a5f4711fdcffa348fcf8bf7c13ce7bb6b60475190a20a2229665345b027e5bda93553ac13783b90df2a46b1cf1a06f49f

        • \Users\Admin\junuw.exe

          Filesize

          244KB

          MD5

          7c80c170b61eacf84724f98524c70b50

          SHA1

          95256f2c619aa390fd3fadef71a90503f654a64e

          SHA256

          6e293586ccfa87b5df40cc1324e230818ef494261a1c58135f6481df11320fb0

          SHA512

          3f57ae11940c52ddd2a94d57e172874a5f4711fdcffa348fcf8bf7c13ce7bb6b60475190a20a2229665345b027e5bda93553ac13783b90df2a46b1cf1a06f49f

        • memory/1672-56-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

          Filesize

          8KB

        • memory/1672-63-0x0000000074641000-0x0000000074643000-memory.dmp

          Filesize

          8KB

        • memory/1672-66-0x0000000074611000-0x0000000074613000-memory.dmp

          Filesize

          8KB