General

  • Target

    f3fe35b664ab97bf68ca1a46d6e99eb0N.exe

  • Size

    2.0MB

  • Sample

    240814-e1ae7a1fpq

  • MD5

    f3fe35b664ab97bf68ca1a46d6e99eb0

  • SHA1

    af70bc9738bd9963243508f00a046d7a8be4b254

  • SHA256

    ff8f4bf0e950edddd8381a40270670cd8e13c6bd213d7190ddbe93c45094449b

  • SHA512

    87e48293af881281f4c77a46290f7f1fc3c045df8cc6d870a264a3a38c09491ad2f6b2c07f6e318b9c4a0ed17f047085450048e7f0202b34019e85f39bce0509

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ya

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Targets

    • Target

      f3fe35b664ab97bf68ca1a46d6e99eb0N.exe

    • Size

      2.0MB

    • MD5

      f3fe35b664ab97bf68ca1a46d6e99eb0

    • SHA1

      af70bc9738bd9963243508f00a046d7a8be4b254

    • SHA256

      ff8f4bf0e950edddd8381a40270670cd8e13c6bd213d7190ddbe93c45094449b

    • SHA512

      87e48293af881281f4c77a46290f7f1fc3c045df8cc6d870a264a3a38c09491ad2f6b2c07f6e318b9c4a0ed17f047085450048e7f0202b34019e85f39bce0509

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ya

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks