General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • MD5

    4491c19e8e05a77c1bab066d1dc5f9de

  • SHA1

    2a97023553c5cbb81f52ffc96bef00c91ae64f4a

  • SHA256

    42a05b97773c7321951cb85028ece520e3a34c269cf30111aa996779adf3bccc

  • SHA512

    353440ddd1645f670e3cb9aa7b3febadf9fb88a35f1a1500fa20e90cb5c63bed70a056f039e9f13b06f4b0e23544a58b9b50bf76ca2acf95b3ca8cdcf05203cc

  • SSDEEP

    49152:ef58Pfc/PUO2hQgAYUu55TvH22EwHYtbxQCHHBX2ehJNTu:ef58PfsPUBugAHu55TP22Ew4

Score
10/10

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

still-firefly-10028.pktriot.net:22288

Mutex

0d77e6bf-daed-41e5-ad1a-4a4f9650e9d5

Attributes
  • encryption_key

    C75C8F2E12DF23FF67198A31653AD36D88F51551

  • install_name

    COM Surrogate.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    COM Surrogate

  • subdirectory

    Windows

Signatures

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

    Checks for missing Authenticode signature.

Files

  • Client-built.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections