General

  • Target
    rehearsal.uk.com_nano.exe
  • Size 64KB
  • Sample261014-rm37kage66
  • SHA256 38980bf362b613eaf2c39a5baee2d22f1f846cc5e0192b99c9361e3b7fc51d04
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • http://rehearsal.uk.com

Mutex
  • ac7e2f05-8df7-4c55-8841-78385f6bb064

Attributes
  • c2_url

    http://rehearsal.uk.com

  • version

    1.2.2.0

Signatures

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • rehearsal.uk.com_nano.exe
    .exe 64KB

rehearsal.uk.com_nano.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 38980bf362b613eaf2c39a5baee2d22f1f846cc5e0192b99c9361e3b7fc51d04
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Contains code to disable Windows Defender

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
71438
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths