Overview

overview

10

Static

static

10

112052df01...c2.exe

windows7-x64

10

112052df01...c2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16-11-2024 18:56

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General

  • Target

    112052df0155dc61ccd59a085552acc2.exe

  • Size

    3.1MB

  • MD5

    112052df0155dc61ccd59a085552acc2

  • SHA1

    0da0103f733680888948585e1e1cbb50711c0a3f

  • SHA256

    ccb2c986ff616e7cef66ed4d54c5845c9af511bd3b796e1d7ca5d5a41b60367b

  • SHA512

    78f7bfc985fbae2f030ea1268d087b7b68e532bd3f44181fe0c28dd906ebbb858687209b60fbf7d1f8cdc84ee09374a9d55cfb0834ae9fd51e98b5effcb60645

  • SSDEEP

    49152:zvkI22SsaNYfdPBldt698dBcjHetxNESEUk/iSboGdzTHHB72eh2NT:zvJ22SsaNYfdPBldt6+dBcjH4xjU

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

154.83.15.5:4782

Mutex

f471b896-c945-43dc-9217-eb1657caa328

Attributes
  • encryption_key

    2B2223EBAC01E73CC719C15E7C1A885C0BBF24EC

  • install_name

    ww.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar
  • Quasar family
    quasar
  • Quasar payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\112052df0155dc61ccd59a085552acc2.exe
    "C:\Users\Admin\AppData\Local\Temp\112052df0155dc61ccd59a085552acc2.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Roaming\SubDir\ww.exe
      "C:\Users\Admin\AppData\Roaming\SubDir\ww.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:484

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\SubDir\ww.exe
    Filesize

    3.1MB

    MD5

    112052df0155dc61ccd59a085552acc2

    SHA1

    0da0103f733680888948585e1e1cbb50711c0a3f

    SHA256

    ccb2c986ff616e7cef66ed4d54c5845c9af511bd3b796e1d7ca5d5a41b60367b

    SHA512

    78f7bfc985fbae2f030ea1268d087b7b68e532bd3f44181fe0c28dd906ebbb858687209b60fbf7d1f8cdc84ee09374a9d55cfb0834ae9fd51e98b5effcb60645

    Download Submit

  • memory/484-8-0x00000000012E0000-0x0000000001604000-memory.dmp

    Filesize

    3.1MB

    Download

  • memory/484-9-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/484-10-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/484-11-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/2292-0-0x000007FEF5B13000-0x000007FEF5B14000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2292-1-0x00000000013B0000-0x00000000016D4000-memory.dmp

    Filesize

    3.1MB

    Download

  • memory/2292-2-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/2292-7-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

    Download