Overview

overview

10

Static

static

10

friendcore.exe

windows10-2004-x64

10

friendcore.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    friendcore.exe
  • Size 3.5MB
  • Sample260323-kv2kdae17v
  • SHA256 3a97227a3a21849b3b950f4fb80ecc3e05b46194dc5017069d33393b40e0e853
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
friendcorequasar

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • friendcore

C2

  • indonesia.radio.fm:4782

  • indonesia.radio.fm:443

  • indonesia.radio.fm:8888

  • indonesia.radio.fm:8848

  • indonesia.radio.fm:8080

  • au88.love:443

  • au88.love:4782

  • au88.love:8888

  • au88.love:8848

  • au88.love:8080

  • 498.cn.com:443

  • 498.cn.com:4782

  • 498.cn.com:8888

  • 498.cn.com:8848

  • 498.cn.com:8080

Mutex

  • FRIEND_CORE_MUTEX

Attributes
  • encryption_key

    2DA8E1B5D18EAA4561218BCAF7CC51C403CE73ED

  • install_name

    %PROGRAMFILES%.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    FriendCore

  • subdirectory

    FriendCore

Signatures

  • Quasar family
    quasar
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • friendcore.exe
    .exe 3.5MB

friendcore.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 3a97227a3a21849b3b950f4fb80ecc3e05b46194dc5017069d33393b40e0e853
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
3270254
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