General

  • Target

    16c80a82f353e2d4ba539b68fd79b969045f03d5f51c0fe3cd0e63c909d69d31

  • Size

    2.0MB

  • Sample

    210928-k3wzvsbdar

  • MD5

    d2ec97dea95857be8abbb0ed46493b40

  • SHA1

    46cbf493bf9572bb206f8e89b52bcec0505e333a

  • SHA256

    16c80a82f353e2d4ba539b68fd79b969045f03d5f51c0fe3cd0e63c909d69d31

  • SHA512

    263f33f294ab306e7483aacfd8985970fc1e71ddfbd93e9ca7d7925bab72e971f8d18309d1d5dd0237099eff4a3ab20728d949e180a6875b4d3d1f786f0bc880

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

      16c80a82f353e2d4ba539b68fd79b969045f03d5f51c0fe3cd0e63c909d69d31

    • Size

      2.0MB

    • MD5

      d2ec97dea95857be8abbb0ed46493b40

    • SHA1

      46cbf493bf9572bb206f8e89b52bcec0505e333a

    • SHA256

      16c80a82f353e2d4ba539b68fd79b969045f03d5f51c0fe3cd0e63c909d69d31

    • SHA512

      263f33f294ab306e7483aacfd8985970fc1e71ddfbd93e9ca7d7925bab72e971f8d18309d1d5dd0237099eff4a3ab20728d949e180a6875b4d3d1f786f0bc880

    • Azorult

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

    • Quasar Payload

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • 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.

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Remote System Discovery

1
T1018

Tasks