General

  • Target

    4790b424ede10c5e2f0a349f91074d2e3f103336808aa8e6397f0002304a64a1.exe

  • Size

    2.0MB

  • Sample

    250101-xl4dts1ler

  • MD5

    0084ea3d838a191afdf3e0cab1fcd48f

  • SHA1

    ed9d5eb1587140cfcf559d5d42957b7ba0b82935

  • SHA256

    4790b424ede10c5e2f0a349f91074d2e3f103336808aa8e6397f0002304a64a1

  • SHA512

    831c076f6b9449e35f26110a99fb55240d4702818a4d15efe2888e2c998e252792b619abad8aeca35fdb00a9b271da8294efd3f5edee2e9ef4d9ea7e03b99f4f

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYA:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YC

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

      4790b424ede10c5e2f0a349f91074d2e3f103336808aa8e6397f0002304a64a1.exe

    • Size

      2.0MB

    • MD5

      0084ea3d838a191afdf3e0cab1fcd48f

    • SHA1

      ed9d5eb1587140cfcf559d5d42957b7ba0b82935

    • SHA256

      4790b424ede10c5e2f0a349f91074d2e3f103336808aa8e6397f0002304a64a1

    • SHA512

      831c076f6b9449e35f26110a99fb55240d4702818a4d15efe2888e2c998e252792b619abad8aeca35fdb00a9b271da8294efd3f5edee2e9ef4d9ea7e03b99f4f

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYA:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YC

    • Azorult

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

    • Azorult family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • 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