General

  • Target

    b6d96813a4a0aaa4749f4f3643cf50d2_JaffaCakes118

  • Size

    641KB

  • Sample

    241202-fbx1mavrcl

  • MD5

    b6d96813a4a0aaa4749f4f3643cf50d2

  • SHA1

    1a92c6fd729b7a5d864a9fcc99c07b8edabf06a3

  • SHA256

    cccbae1f5f6c7792c6a54cc84fff79dbdd24f1e9b54527143316541d7375aee5

  • SHA512

    a2aeac591fb63b20abaadde09d4862ebd502368f865ead001c1288be7dd7df5f35ac31747c840f0e4c465ce4dc9e178d99a046bd31d636e6978e2d3cd4cfc06b

  • SSDEEP

    12288:k2XhbUIb4tvvg/2SsajramsSZW9RdWUT5ug8+Xu5+GZH2U:hpU/t82SsaLsWdUT55+5rZH2U

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Office04w

C2

societyf500.ddns.net:5490

Mutex

f4264bdc-b486-4a30-a042-2bcfb907b3c7

Attributes
  • encryption_key

    0204DFA093E27B72F1617CCEA6076BCCE5D0A482

  • install_name

    dwmq.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    dwmq

  • subdirectory

    explorer

Targets

    • Target

      b6d96813a4a0aaa4749f4f3643cf50d2_JaffaCakes118

    • Size

      641KB

    • MD5

      b6d96813a4a0aaa4749f4f3643cf50d2

    • SHA1

      1a92c6fd729b7a5d864a9fcc99c07b8edabf06a3

    • SHA256

      cccbae1f5f6c7792c6a54cc84fff79dbdd24f1e9b54527143316541d7375aee5

    • SHA512

      a2aeac591fb63b20abaadde09d4862ebd502368f865ead001c1288be7dd7df5f35ac31747c840f0e4c465ce4dc9e178d99a046bd31d636e6978e2d3cd4cfc06b

    • SSDEEP

      12288:k2XhbUIb4tvvg/2SsajramsSZW9RdWUT5ug8+Xu5+GZH2U:hpU/t82SsaLsWdUT55+5rZH2U

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks