General

  • Target

    bda902f411aa66b4c34c4ad33c9bdd20N

  • Size

    2.0MB

  • Sample

    240915-lvn5qaxdrh

  • MD5

    bda902f411aa66b4c34c4ad33c9bdd20

  • SHA1

    b2fd543472a339f5acc0da0821841527fb1f9c24

  • SHA256

    4b1eba9aaec19a37fdace09b534e0b3301942cb9765ec8a47c8f15287fd8414d

  • SHA512

    6edcb57e896e72e80f42f0d227eef817f5c260dfcfaeb0bc678a95b844e7d581a844d7499fceda93d140fbbd43f0d4750f786f1206c7d5c46a7c6e61ae304fd8

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYA:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yi

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

      bda902f411aa66b4c34c4ad33c9bdd20N

    • Size

      2.0MB

    • MD5

      bda902f411aa66b4c34c4ad33c9bdd20

    • SHA1

      b2fd543472a339f5acc0da0821841527fb1f9c24

    • SHA256

      4b1eba9aaec19a37fdace09b534e0b3301942cb9765ec8a47c8f15287fd8414d

    • SHA512

      6edcb57e896e72e80f42f0d227eef817f5c260dfcfaeb0bc678a95b844e7d581a844d7499fceda93d140fbbd43f0d4750f786f1206c7d5c46a7c6e61ae304fd8

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYA:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yi

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks