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Analysis

  • max time kernel
    95s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 04:40 UTC

General

  • Target

    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

  • Size

    916KB

  • MD5

    bea723449eb145b6c4000bfca106e3ed

  • SHA1

    42bf0ff775020eabeecf4150b0129dd561dc0736

  • SHA256

    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78

  • SHA512

    9b488266399b6e7aea71cde0eb7c23621b684e207f2cce1e4cec71da7122bda9cc3c51ef61d29a02f18c04feacbfa5e009a03d8ef50bac613b52e018a7c86954

  • SSDEEP

    24576:u3zSBJk4l/5b1nhD6g+0yQEuTLusJLK1lkloLXZ:azSBJk4l/5b1nhD6g+0yQEuRk1lkg

Malware Config

Extracted

Family

quasar

Version

2.8.0.1

Botnet

Comquedinhaacoisaanda

C2

190.102.40.205:5552

Mutex

PfN9Ye1THuAjieZbW1

Attributes
  • encryption_key

    m4bU7sJJzbSU2TB27KbW

  • install_name

    Venom.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Venom Client Startup

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    "C:\Users\Admin\AppData\Local\Temp\9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4500

Network

  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    ip-api.com
    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    Remote address:
    8.8.8.8:53
    Request
    ip-api.com
    IN A
    Response
    ip-api.com
    IN A
    208.95.112.1
  • flag-us
    GET
    http://ip-api.com/json/
    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    Remote address:
    208.95.112.1:80
    Request
    GET /json/ HTTP/1.1
    User-Agent: Mozilla/5.0 (Windows NT 6.3; rv:48.0) Gecko/20100101 Firefox/48.0
    Host: ip-api.com
    Connection: Keep-Alive
    Response
    HTTP/1.1 200 OK
    Date: Fri, 24 Jan 2025 04:40:55 GMT
    Content-Type: application/json; charset=utf-8
    Content-Length: 291
    Access-Control-Allow-Origin: *
    X-Ttl: 5
    X-Rl: 43
  • flag-us
    DNS
    1.112.95.208.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    1.112.95.208.in-addr.arpa
    IN PTR
    Response
    1.112.95.208.in-addr.arpa
    IN PTR
    ip-apicom
  • flag-us
    DNS
    71.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    71.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    4.38.16.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    4.38.16.2.in-addr.arpa
    IN PTR
    Response
    4.38.16.2.in-addr.arpa
    IN PTR
    a2-16-38-4deploystaticakamaitechnologiescom
  • flag-us
    DNS
    205.40.102.190.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    205.40.102.190.in-addr.arpa
    IN PTR
    Response
    205.40.102.190.in-addr.arpa
    IN PTR
    190-102-40-205 sidbrasilcombr
  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    56.163.245.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.163.245.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    56.163.245.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.163.245.4.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    100.168.16.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    100.168.16.2.in-addr.arpa
    IN PTR
    Response
    100.168.16.2.in-addr.arpa
    IN PTR
    a2-16-168-100deploystaticakamaitechnologiescom
  • flag-us
    DNS
    102.168.16.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    102.168.16.2.in-addr.arpa
    IN PTR
    Response
    102.168.16.2.in-addr.arpa
    IN PTR
    a2-16-168-102deploystaticakamaitechnologiescom
  • flag-us
    DNS
    13.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.227.111.52.in-addr.arpa
    IN PTR
    Response
  • 208.95.112.1:80
    http://ip-api.com/json/
    http
    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    420 B
    639 B
    6
    4

    HTTP Request

    GET http://ip-api.com/json/

    HTTP Response

    200
  • 190.102.40.205:5552
    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    1.5kB
    788 B
    15
    13
  • 8.8.8.8:53
    28.118.140.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    28.118.140.52.in-addr.arpa

  • 8.8.8.8:53
    ip-api.com
    dns
    9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
    56 B
    72 B
    1
    1

    DNS Request

    ip-api.com

    DNS Response

    208.95.112.1

  • 8.8.8.8:53
    1.112.95.208.in-addr.arpa
    dns
    71 B
    95 B
    1
    1

    DNS Request

    1.112.95.208.in-addr.arpa

  • 8.8.8.8:53
    71.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    71.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    4.38.16.2.in-addr.arpa
    dns
    68 B
    129 B
    1
    1

    DNS Request

    4.38.16.2.in-addr.arpa

  • 8.8.8.8:53
    205.40.102.190.in-addr.arpa
    dns
    73 B
    118 B
    1
    1

    DNS Request

    205.40.102.190.in-addr.arpa

  • 8.8.8.8:53
    241.150.49.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    241.150.49.20.in-addr.arpa

  • 8.8.8.8:53
    56.163.245.4.in-addr.arpa
    dns
    142 B
    157 B
    2
    1

    DNS Request

    56.163.245.4.in-addr.arpa

    DNS Request

    56.163.245.4.in-addr.arpa

  • 8.8.8.8:53
    198.187.3.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    198.187.3.20.in-addr.arpa

  • 8.8.8.8:53
    100.168.16.2.in-addr.arpa
    dns
    71 B
    135 B
    1
    1

    DNS Request

    100.168.16.2.in-addr.arpa

  • 8.8.8.8:53
    102.168.16.2.in-addr.arpa
    dns
    71 B
    135 B
    1
    1

    DNS Request

    102.168.16.2.in-addr.arpa

  • 8.8.8.8:53
    13.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    13.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4500-0-0x000000007533E000-0x000000007533F000-memory.dmp

    Filesize

    4KB

  • memory/4500-1-0x0000000000C80000-0x0000000000D6C000-memory.dmp

    Filesize

    944KB

  • memory/4500-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4500-3-0x00000000057F0000-0x0000000005882000-memory.dmp

    Filesize

    584KB

  • memory/4500-4-0x0000000075330000-0x0000000075AE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4500-5-0x0000000005890000-0x00000000058F6000-memory.dmp

    Filesize

    408KB

  • memory/4500-6-0x00000000065D0000-0x00000000065E2000-memory.dmp

    Filesize

    72KB

  • memory/4500-7-0x0000000006B10000-0x0000000006B4C000-memory.dmp

    Filesize

    240KB

  • memory/4500-8-0x0000000007270000-0x000000000727A000-memory.dmp

    Filesize

    40KB

  • memory/4500-9-0x000000007533E000-0x000000007533F000-memory.dmp

    Filesize

    4KB

  • memory/4500-10-0x0000000075330000-0x0000000075AE0000-memory.dmp

    Filesize

    7.7MB

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