General

  • Target

    a4bf0e49e08125ca996b4e96427606c4bc6d2b89f02c8ee08692aef627f8ac45.exe

  • Size

    2.0MB

  • Sample

    250125-lmjj9sylhp

  • MD5

    c914eef9aed3df6f8737868abe80d331

  • SHA1

    5a666f42694dbea1ab584dc6b590b14adc89fe55

  • SHA256

    a4bf0e49e08125ca996b4e96427606c4bc6d2b89f02c8ee08692aef627f8ac45

  • SHA512

    ee49e26991cac569b0dd8a14d7a303fb0964e124421bfc63ca7f6e35becd4dbec79ca07b9e9e209d39b0951d93863e709ffd52afc0a2873f6234b2695e1f0695

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

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

      a4bf0e49e08125ca996b4e96427606c4bc6d2b89f02c8ee08692aef627f8ac45.exe

    • Size

      2.0MB

    • MD5

      c914eef9aed3df6f8737868abe80d331

    • SHA1

      5a666f42694dbea1ab584dc6b590b14adc89fe55

    • SHA256

      a4bf0e49e08125ca996b4e96427606c4bc6d2b89f02c8ee08692aef627f8ac45

    • SHA512

      ee49e26991cac569b0dd8a14d7a303fb0964e124421bfc63ca7f6e35becd4dbec79ca07b9e9e209d39b0951d93863e709ffd52afc0a2873f6234b2695e1f0695

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

    • 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.

    • 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