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Resubmissions

12/10/2024, 05:41 UTC

241012-gdxcjs1brk 3

12/10/2024, 05:37 UTC

241012-ga7zwa1apn 3

Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2024, 05:41 UTC

General

  • Target

    formats/tex.dll

  • Size

    44KB

  • MD5

    df452e03e04721302aface43a6048222

  • SHA1

    52e8b09cd7b49571aa93be8fc242f41264f7f6ab

  • SHA256

    e0730c956bd610b44398484b277315ab66e4129bfc5286106bdd1faa0d9907fa

  • SHA512

    02df909ba9d54064e78d99ff73e75579d72b4d725e8d22fc62c5aba66a6d5e5d5baca4dc0d210df7ab755adaae7c519c1bc603affeb1779fea5c1e108a7fd26c

  • SSDEEP

    768:iEzALKY9Q1pNAwMtLhd3DNq6Ajf4rYDed:iEMfQ1pNAwMtLX3SjfDD+

Score
3/10

Malware Config

Signatures

  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\formats\tex.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3484
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\formats\tex.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4712

Network

  • flag-us
    DNS
    g.bing.com
    Remote address:
    8.8.8.8:53
    Request
    g.bing.com
    IN A
    Response
    g.bing.com
    IN CNAME
    g-bing-com.ax-0001.ax-msedge.net
    g-bing-com.ax-0001.ax-msedge.net
    IN CNAME
    ax-0001.ax-msedge.net
    ax-0001.ax-msedge.net
    IN A
    150.171.28.10
    ax-0001.ax-msedge.net
    IN A
    150.171.27.10
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=
    Remote address:
    150.171.28.10:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    Response
    HTTP/2.0 204
    cache-control: no-cache, must-revalidate
    pragma: no-cache
    expires: Fri, 01 Jan 1990 00:00:00 GMT
    set-cookie: MUID=3F56D9FE6F5D66EB2EB1CCE86EC267A6; domain=.bing.com; expires=Thu, 06-Nov-2025 05:42:06 GMT; path=/; SameSite=None; Secure; Priority=High;
    strict-transport-security: max-age=31536000; includeSubDomains; preload
    access-control-allow-origin: *
    x-cache: CONFIG_NOCACHE
    accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
    x-msedge-ref: Ref A: B11A7DB6239B44109B14A57FFFB35B88 Ref B: LON601060103011 Ref C: 2024-10-12T05:42:06Z
    date: Sat, 12 Oct 2024 05:42:06 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=
    Remote address:
    150.171.28.10:443
    Request
    GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=3F56D9FE6F5D66EB2EB1CCE86EC267A6
    Response
    HTTP/2.0 204
    cache-control: no-cache, must-revalidate
    pragma: no-cache
    expires: Fri, 01 Jan 1990 00:00:00 GMT
    set-cookie: MSPTC=0qfNqGwtN58P2eHG8GpBKZbI6hlS9W0QEPHOqyWLIiY; domain=.bing.com; expires=Thu, 06-Nov-2025 05:42:07 GMT; path=/; Partitioned; secure; SameSite=None
    strict-transport-security: max-age=31536000; includeSubDomains; preload
    access-control-allow-origin: *
    x-cache: CONFIG_NOCACHE
    accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
    x-msedge-ref: Ref A: 0F1E79687B624F9F9125148A959C3157 Ref B: LON601060103011 Ref C: 2024-10-12T05:42:07Z
    date: Sat, 12 Oct 2024 05:42:06 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=
    Remote address:
    150.171.28.10:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=3F56D9FE6F5D66EB2EB1CCE86EC267A6; MSPTC=0qfNqGwtN58P2eHG8GpBKZbI6hlS9W0QEPHOqyWLIiY
    Response
    HTTP/2.0 204
    cache-control: no-cache, must-revalidate
    pragma: no-cache
    expires: Fri, 01 Jan 1990 00:00:00 GMT
    strict-transport-security: max-age=31536000; includeSubDomains; preload
    access-control-allow-origin: *
    x-cache: CONFIG_NOCACHE
    accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
    x-msedge-ref: Ref A: D0106AC918F14D0B8C177DDC89BACC2C Ref B: LON601060103011 Ref C: 2024-10-12T05:42:07Z
    date: Sat, 12 Oct 2024 05:42:06 GMT
  • flag-us
    DNS
    14.160.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.160.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    10.28.171.150.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    10.28.171.150.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    88.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    88.210.23.2.in-addr.arpa
    IN PTR
    Response
    88.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-88deploystaticakamaitechnologiescom
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    197.87.175.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    197.87.175.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    206.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    206.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    98.117.19.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    98.117.19.2.in-addr.arpa
    IN PTR
    Response
    98.117.19.2.in-addr.arpa
    IN PTR
    a2-19-117-98deploystaticakamaitechnologiescom
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    DNS
    14.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.227.111.52.in-addr.arpa
    IN PTR
    Response
  • 150.171.28.10:443
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=
    tls, http2
    2.0kB
    9.4kB
    22
    19

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=aef47f75e3dc43f6bef2421352b6d83b&localId=w:02C7DD5D-B832-2571-1EDF-9D74CD57B9AA&deviceId=6896208602436814&anid=

    HTTP Response

    204
  • 8.8.8.8:53
    g.bing.com
    dns
    56 B
    148 B
    1
    1

    DNS Request

    g.bing.com

    DNS Response

    150.171.28.10
    150.171.27.10

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

    DNS Request

    14.160.190.20.in-addr.arpa

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

    DNS Request

    10.28.171.150.in-addr.arpa

  • 8.8.8.8:53
    88.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    88.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

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

    DNS Request

    197.87.175.4.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

  • 8.8.8.8:53
    206.23.85.13.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    206.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    98.117.19.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    98.117.19.2.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

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

    DNS Request

    14.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

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