General

  • Target
    Nexware - Fortnite Free Edition.exe
  • Size 2.0MB
  • Sample260807-3cshvsdp2v
  • SHA256 f01c070825679c0426310584d88ee8e86ac7d9ea3ef4678d47a356994f1aa70b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.6.6

Botnet
  • fake cs2

C2
  • localhost:4782

Mutex
  • 45b8b986-4374-4c81-a262-fe0a0ac94115

Attributes
  • encryption_key

    21E9DAB67B97B810D7BA46F047F7595AB92AEDA0

  • install_name

    Nexware CS2 Free Edition.exe

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    NVIDIA Performance Manager

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Unsigned PE 18 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • Nexware - Fortnite Free Edition.exe
    .exe 2.0MB
  • aforge.dll
    .dll 17KB
  • aforge.video.directshow.dll
    .dll 60KB
  • aforge.video.dll
    .dll 20KB
  • gma.system.mousekeyhook.dll
    .dll 56KB
  • naudio.core.dll
    .dll 183KB
  • naudio.wasapi.dll
    .dll 175KB
  • naudio.winforms.dll
    .dll 40KB
  • naudio.winmm.dll
    .dll 56KB
  • protobuf-net.core.dll
    .dll 283KB
  • protobuf-net.dll
    .dll 271KB
  • pulsar.common.dll
    .dll 89KB
  • sharpdx.d3dcompiler.dll
    .dll 57KB
  • sharpdx.d3dcompiler.pdb
    21KB
  • sharpdx.direct2d1.dll
    .dll 484KB
  • sharpdx.direct2d1.pdb
    209KB
  • sharpdx.direct3d11.dll
    .dll 276KB
  • sharpdx.direct3d11.pdb
    76KB
  • sharpdx.dll
    .dll 268KB
  • sharpdx.dxgi.dll
    .dll 145KB
  • sharpdx.dxgi.pdb
    33KB
  • sharpdx.mathematics.dll
    .dll 210KB
  • sharpdx.mathematics.pdb
    93KB
  • sharpdx.pdb
    41KB
  • system.buffers.dll
    .dll 20KB
  • system.collections.immutable.dll
    .dll 194KB
  • system.memory.dll
    .dll 138KB
  • system.numerics.vectors.dll
    .dll 113KB
  • system.runtime.compilerservices.unsafe.dll
    .dll 18KB

Nexware - Fortnite Free Edition.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 f01c070825679c0426310584d88ee8e86ac7d9ea3ef4678d47a356994f1aa70b
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
1955214
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE
PDB paths