Overview

overview

10

Static

static

5

5aa187357d...e6.exe

windows7_x64

10

5aa187357d...e6.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    5aa187357d7fd3e33f6f6780809f14f33d2808f8510d0c4ba63952c8574410e6

  • Size

    1.3MB

  • Sample

    220525-ay2z7sdda4

  • MD5

    289b643e1a46d2b8de76323db780b6cf

  • SHA1

    ef7ff8a8a634319e57043a35a9c3a9aa062f8a93

  • SHA256

    5aa187357d7fd3e33f6f6780809f14f33d2808f8510d0c4ba63952c8574410e6

  • SHA512

    6353d2a666d5b99d9e6e22cbe9fafb4a0640ade812c3c613bde47ceea612eefc5ef835051b88163edad7a8a49b861ee8847f5a663a9b1049b5578293ccb74a04

Score
10/10
quasarrevengeratofficespywaresuricatatrojan

Malware Config

Extracted

Family

quasar

Version

1.4.0.0

Botnet

Office

C2

46.249.59.99:111

Mutex

mz2wiNFAWq1HjJ2fUn

Attributes
  • encryption_key

    8DIs0SbdWcImnvHm2I9I

  • install_name

    csrss.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    NET framework

  • subdirectory

    SubDir

Targets

    • Target

      5aa187357d7fd3e33f6f6780809f14f33d2808f8510d0c4ba63952c8574410e6

    • Size

      1.3MB

    • MD5

      289b643e1a46d2b8de76323db780b6cf

    • SHA1

      ef7ff8a8a634319e57043a35a9c3a9aa062f8a93

    • SHA256

      5aa187357d7fd3e33f6f6780809f14f33d2808f8510d0c4ba63952c8574410e6

    • SHA512

      6353d2a666d5b99d9e6e22cbe9fafb4a0640ade812c3c613bde47ceea612eefc5ef835051b88163edad7a8a49b861ee8847f5a663a9b1049b5578293ccb74a04

    Score
    10/10
    quasarrevengeratofficespywaresuricatatrojan

    • Quasar Payload

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

      trojanrevengerat

    • suricata: ET MALWARE Common RAT Connectivity Check Observed

      suricata: ET MALWARE Common RAT Connectivity Check Observed

      suricata

    • Drops startup file

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks