Analysis

  • max time kernel
    146s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/03/2025, 08:56 UTC

General

  • Target

    R.E.P.O/REPO_Data/Managed/Assembly-CSharp-firstpass.dll

  • Size

    295KB

  • MD5

    b064180baff82b768b93251749acc519

  • SHA1

    48a490559b2f039afe63e26bac424dafe83f857a

  • SHA256

    4001322f7a2a03c26473192d6ecdc0b3ce6587928a6a91ab86f3b3e30c93ef1d

  • SHA512

    528c79881e4f4054134564bd24ddfd4147a09320e629b5b5c4059c9f54a6893029519356cc0742fa4eb30826610301099bee942d6d84013fd5db8f37b0c73674

  • SSDEEP

    6144:ED4ljWJOQNd/ir+5U/zW5mW9kkVn7knCAWLKb/w:85Ndar+5GzW5mWL7knCy

Score
1/10

Malware Config

Signatures

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\R.E.P.O\REPO_Data\Managed\Assembly-CSharp-firstpass.dll,#1
    1⤵
      PID:4856

    Network

    • flag-us
      DNS
      tse1.mm.bing.net
      Remote address:
      8.8.8.8:53
      Request
      tse1.mm.bing.net
      IN A
      Response
      tse1.mm.bing.net
      IN CNAME
      mm-mm.bing.net.trafficmanager.net
      mm-mm.bing.net.trafficmanager.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://tse1.mm.bing.net/th?id=OADD2.10239360432892_19VCX0OIIPQAUNJ24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239360432892_19VCX0OIIPQAUNJ24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 577346
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: 9D847D36E1EF49FF9E6F6EF27FBF71BB Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:26 GMT
    • flag-us
      GET
      https://tse1.mm.bing.net/th?id=OADD2.10239340418539_1KFG8UNZE5MUR2Y24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239340418539_1KFG8UNZE5MUR2Y24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 695371
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: FFCB1551AFF7455A80D83C1EA573A91F Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:26 GMT
    • flag-us
      GET
      https://tse1.mm.bing.net/th?id=OADD2.10239359734404_1RBLA5UG5KRWGU20H&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239359734404_1RBLA5UG5KRWGU20H&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 818456
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: 2A6A35F8A7644481AAF8DAF7C791E312 Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:26 GMT
    • flag-us
      GET
      https://tse1.mm.bing.net/th?id=OADD2.10239360432890_1TOC5U5IB565A9QI0&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239360432890_1TOC5U5IB565A9QI0&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 747785
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: 68C7F13324384D90827B308E5928AFB3 Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:26 GMT
    • flag-us
      GET
      https://tse1.mm.bing.net/th?id=OADD2.10239359734403_1QUIFQSNPPFE4TECL&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239359734403_1QUIFQSNPPFE4TECL&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 737279
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: 35951C97E88841B6997DFD722A492ECF Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:26 GMT
    • flag-us
      GET
      https://tse1.mm.bing.net/th?id=OADD2.10239340418540_1UQTKN6JO04LNXB5Q&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90
      Remote address:
      150.171.28.10:443
      Request
      GET /th?id=OADD2.10239340418540_1UQTKN6JO04LNXB5Q&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90 HTTP/2.0
      host: tse1.mm.bing.net
      accept: */*
      accept-encoding: gzip, deflate, br
      user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
      Response
      HTTP/2.0 200
      cache-control: public, max-age=2592000
      content-length: 676162
      content-type: image/jpeg
      x-cache: TCP_HIT
      access-control-allow-origin: *
      access-control-allow-headers: *
      access-control-allow-methods: GET, POST, OPTIONS
      timing-allow-origin: *
      report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
      nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
      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: 82A4F83877004BD585ADDCC364405A57 Ref B: LON04EDGE0906 Ref C: 2025-03-24T09:02:27Z
      date: Mon, 24 Mar 2025 09:02:27 GMT
    • flag-us
      DNS
      c.pki.goog
      Remote address:
      8.8.8.8:53
      Request
      c.pki.goog
      IN A
      Response
      c.pki.goog
      IN CNAME
      pki-goog.l.google.com
      pki-goog.l.google.com
      IN A
      142.250.180.3
    • flag-gb
      GET
      http://c.pki.goog/r/r1.crl
      Remote address:
      142.250.180.3:80
      Request
      GET /r/r1.crl HTTP/1.1
      Cache-Control: max-age = 3000
      Connection: Keep-Alive
      Accept: */*
      If-Modified-Since: Thu, 25 Jul 2024 14:48:00 GMT
      User-Agent: Microsoft-CryptoAPI/10.0
      Host: c.pki.goog
      Response
      HTTP/1.1 304 Not Modified
      Date: Mon, 24 Mar 2025 08:57:09 GMT
      Expires: Mon, 24 Mar 2025 09:47:09 GMT
      Last-Modified: Thu, 25 Jul 2024 14:48:00 GMT
      Cache-Control: public, max-age=3000
      Vary: Accept-Encoding
      Age: 342
    • 150.171.28.10:443
      tse1.mm.bing.net
      tls, http2
      1.2kB
      6.9kB
      15
      13
    • 150.171.28.10:443
      tse1.mm.bing.net
      tls, http2
      1.2kB
      6.9kB
      15
      13
    • 150.171.28.10:443
      tse1.mm.bing.net
      tls, http2
      1.2kB
      6.9kB
      15
      12
    • 150.171.28.10:443
      https://tse1.mm.bing.net/th?id=OADD2.10239340418540_1UQTKN6JO04LNXB5Q&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90
      tls, http2
      151.7kB
      4.4MB
      3206
      3199

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239360432892_19VCX0OIIPQAUNJ24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239340418539_1KFG8UNZE5MUR2Y24&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239359734404_1RBLA5UG5KRWGU20H&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239360432890_1TOC5U5IB565A9QI0&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239359734403_1QUIFQSNPPFE4TECL&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90

      HTTP Response

      200

      HTTP Response

      200

      HTTP Response

      200

      HTTP Response

      200

      HTTP Response

      200

      HTTP Request

      GET https://tse1.mm.bing.net/th?id=OADD2.10239340418540_1UQTKN6JO04LNXB5Q&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90

      HTTP Response

      200
    • 150.171.28.10:443
      tse1.mm.bing.net
      tls, http2
      1.2kB
      6.9kB
      15
      13
    • 142.250.180.3:80
      http://c.pki.goog/r/r1.crl
      http
      476 B
      394 B
      6
      4

      HTTP Request

      GET http://c.pki.goog/r/r1.crl

      HTTP Response

      304
    • 8.8.8.8:53
      tse1.mm.bing.net
      dns
      62 B
      170 B
      1
      1

      DNS Request

      tse1.mm.bing.net

      DNS Response

      150.171.28.10
      150.171.27.10

    • 8.8.8.8:53
      c.pki.goog
      dns
      56 B
      107 B
      1
      1

      DNS Request

      c.pki.goog

      DNS Response

      142.250.180.3

    MITRE ATT&CK Matrix

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