Overview

overview

10

Static

static

10

2ecb8c4488...c7.exe

windows7-x64

10

2ecb8c4488...c7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2ecb8c448812f7054381516b40a92bcf1b6d1b675b39d4fa1ac6fb0369c71fc7.exe

  • Size

    3.1MB

  • MD5

    460095d4e50c129ea224d71dae1efc6c

  • SHA1

    20e080dbf22320b3a939c3ca02b0e27e19756c04

  • SHA256

    2ecb8c448812f7054381516b40a92bcf1b6d1b675b39d4fa1ac6fb0369c71fc7

  • SHA512

    9a414b3a6f4b6f7aedeff2822ae18068f1f31f031c95dae1135065d5e9157e0ab3a1481531094b77321717b744f4d58e6b06127642e51f57ba8d319cfa5c2215

  • SSDEEP

    49152:6vkt62XlaSFNWPjljiFa2RoUYIR4RJ6nbR3LoGdMTHHB72eh2NT:6v462XlaSFNWPjljiFXRoUYIR4RJ65

Score
10/10
office04quasar

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.221:4782

Mutex

a8518304-5972-4f64-9d0b-8951c5506b2b

Attributes
  • encryption_key

    E370C435204FA5B7AA3E35651D2572C6D7572FCE

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Chrome

  • subdirectory

    SubDir

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables containing common artifacts observed in infostealers 1 IoCs
  • Quasar family
    quasar
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • 2ecb8c448812f7054381516b40a92bcf1b6d1b675b39d4fa1ac6fb0369c71fc7.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections