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Overview

overview

3

Static

static

3

28741f9ac6...0N.dll

windows7-x64

3

28741f9ac6...0N.dll

windows10-2004-x64

3

Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2024, 23:56 UTC

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General

  • Target

    28741f9ac6aa4678f4eda4655624bf30N.dll

  • Size

    6KB

  • MD5

    28741f9ac6aa4678f4eda4655624bf30

  • SHA1

    fcba07be32c1e9fab2e92d04e64783bdd2bbec04

  • SHA256

    97901c3306989e500da83a3787deb8b687d6708460104d6c7e5cab42b2215f03

  • SHA512

    e3d164a8e2e03d28c60b7977eb5c616871bd3d0bc64b56ab382aaca27e739dc618e21a17e95198d6f2aece3cf182d0c867423ebd92c49bf2bc44c51aa4bff730

  • SSDEEP

    96:nEY2RrF1eqwi4auvgLjbtyRg8OIKOwOLd4hA:EHRh1eppauveBY5O5OwOGh

Score
3/10
discovery

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.

    discovery
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\28741f9ac6aa4678f4eda4655624bf30N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\28741f9ac6aa4678f4eda4655624bf30N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4212

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.dual-a-0034.a-msedge.net
    g-bing-com.dual-a-0034.a-msedge.net
    IN CNAME
    dual-a-0034.a-msedge.net
    dual-a-0034.a-msedge.net
    IN A
    13.107.21.237
    dual-a-0034.a-msedge.net
    IN A
    204.79.197.237
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=
    Remote address:
    13.107.21.237:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&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=2DA8DD15BE836CAD3B94C9C7BF636D96; domain=.bing.com; expires=Sat, 30-Aug-2025 23:56:25 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: DB7BD5EAB5574D8DA555F5445F40943C Ref B: LON04EDGE1205 Ref C: 2024-08-05T23:56:25Z
    date: Mon, 05 Aug 2024 23:56:24 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=
    Remote address:
    13.107.21.237:443
    Request
    GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=2DA8DD15BE836CAD3B94C9C7BF636D96
    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=Fm2EErbjTJnhNRXgLJZ9j5v1MKvl-x5cavZ4WwfFaiY; domain=.bing.com; expires=Sat, 30-Aug-2025 23:56:25 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: AE141745A10F4BE89BD1984F38A3ADE1 Ref B: LON04EDGE1205 Ref C: 2024-08-05T23:56:25Z
    date: Mon, 05 Aug 2024 23:56:24 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=
    Remote address:
    13.107.21.237:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=2DA8DD15BE836CAD3B94C9C7BF636D96; MSPTC=Fm2EErbjTJnhNRXgLJZ9j5v1MKvl-x5cavZ4WwfFaiY
    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: 01AC77507E6D470BBF6AD226AEC44D96 Ref B: LON04EDGE1205 Ref C: 2024-08-05T23:56:25Z
    date: Mon, 05 Aug 2024 23:56:24 GMT
  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    237.21.107.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    237.21.107.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    138.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    138.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    86.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    86.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    56.126.166.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.126.166.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.143.123.92.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.143.123.92.in-addr.arpa
    IN PTR
    Response
    240.143.123.92.in-addr.arpa
    IN PTR
    a92-123-143-240deploystaticakamaitechnologiescom
  • flag-us
    DNS
    31.243.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    31.243.111.52.in-addr.arpa
    IN PTR
    Response
  • 13.107.21.237:443
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=
    tls, http2
    2.5kB
     9.3kB
     24
    18

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=4696c1f09b7a4bd091acafb4cad7b48a&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

    HTTP Response

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

    DNS Request

    g.bing.com

    DNS Response

    13.107.21.237
    204.79.197.237

  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
     90 B
     1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

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

    DNS Request

    237.21.107.13.in-addr.arpa

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

    DNS Request

    138.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    240.221.184.93.in-addr.arpa
    dns
    146 B
     144 B
     2
    1

    DNS Request

    240.221.184.93.in-addr.arpa

    DNS Request

    240.221.184.93.in-addr.arpa

  • 8.8.8.8:53
    86.23.85.13.in-addr.arpa
    dns
    70 B
     144 B
     1
    1

    DNS Request

    86.23.85.13.in-addr.arpa

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

    DNS Request

    56.126.166.20.in-addr.arpa

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

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    240.143.123.92.in-addr.arpa
    dns
    73 B
     139 B
     1
    1

    DNS Request

    240.143.123.92.in-addr.arpa

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

    DNS Request

    31.243.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

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