General

  • Target

    Kindswater AG - TG4554476- MEXICO-2024-300994.xlsx.arj

  • Size

    256KB

  • Sample

    241206-nmlqqsvpe1

  • MD5

    77aa27952197c103763cdcecb1464d9a

  • SHA1

    f094e2f50059eb216bd4415f994fd3eb395c361d

  • SHA256

    4b8f3233bf928426a554b604c17442a3b89c48d265df8ceceb5c725b98382394

  • SHA512

    78d25606c6deb7b4af4e4f5aa1d4830407e56e9d8579265ddb75356fbc44dec260162ac917bae412a96c2559aa543942d2b338f4245750d0f1164912b2382a4f

  • SSDEEP

    6144:2wIJBbg6ZdgSHtC/BXPZVJg83QkzZ1V9CZI2A9Mil9yuFV:LILOS07VJgMHjz8p+l8M

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

chi

C2

amaskdh.ydns.eu:6298

Mutex

e3a0d936-49ca-41bb-a676-d392f4ae50e8

Attributes
  • encryption_key

    799E5C34BA6EC18D72E269D0C5CF1A5AC1AD9277

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    svchost

  • subdirectory

    SubDir

Targets

    • Target

      Kindswater AG - TG4554476- MEXICO-2024-300994.xlsx.exe

    • Size

      894KB

    • MD5

      39c057d5422f27e72679ab1fa0c6aa1b

    • SHA1

      8f29d37e6622a11e6d0d46312a6b29de83453d7d

    • SHA256

      9dee5f3211377a710f006088e99409270a3d2ca982ec26eac5473ea3bfa2ce8b

    • SHA512

      516add8c7c1827692d57341904ecb3672f9c24bfeb65c1733847f7cd7253f415f0c8001c088edb38984982f98188d9245a425954599e074d6671d7f0c9c7bafe

    • SSDEEP

      12288:rg8sz5/vszGcF03buni+oqt0y0eVohUH4/OU18WN2rQzVKMd:s8sdszGcF1iBqt50eVohUH1U1sM

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops startup file

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks