Overview

overview

10

Static

static

10

Viber.exe

windows7-x64

10

Viber.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Viber.exe

  • Size

    3.3MB

  • Sample

    240602-cq39eaga56

  • MD5

    9863fe2c29f2deb8b301f8180acdedf1

  • SHA1

    105a2679bdf370905368427b16cb15d79c41a4da

  • SHA256

    2ab4ac728381ffef7b917c6e2f9fd45cdbb753238552484b33990d101f90105d

  • SHA512

    bc4b7f07e9b5679c178287c4bee466425c039e5ef49a9fd7b1af7952f96c5445bcfe254f9c6c2d5acbe8feede1d64a4f9bad81ebcf312ab99f3aa8b32fee3f16

  • SSDEEP

    49152:8vzI22SsaNYfdPBldt698dBcjHdhZe0SMfGvoGddHTHHB72eh2NT:8vM22SsaNYfdPBldt6+dBcjHd3e0GN

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.100.4:4782

Mutex

ff281bf3-1641-40e1-b845-186b77f35b47

Attributes
  • encryption_key

    F8B799D52937CC435CCEC057E69F8914153CFD83

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Viber.exe

    • Size

      3.3MB

    • MD5

      9863fe2c29f2deb8b301f8180acdedf1

    • SHA1

      105a2679bdf370905368427b16cb15d79c41a4da

    • SHA256

      2ab4ac728381ffef7b917c6e2f9fd45cdbb753238552484b33990d101f90105d

    • SHA512

      bc4b7f07e9b5679c178287c4bee466425c039e5ef49a9fd7b1af7952f96c5445bcfe254f9c6c2d5acbe8feede1d64a4f9bad81ebcf312ab99f3aa8b32fee3f16

    • SSDEEP

      49152:8vzI22SsaNYfdPBldt698dBcjHdhZe0SMfGvoGddHTHHB72eh2NT:8vM22SsaNYfdPBldt6+dBcjHd3e0GN

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks