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Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 01:41 UTC

General

  • Target

    bad45d09789c95015bbf8d9a3733e8b7e40cc215ab97258851808ee8f966ae28.exe

  • Size

    1.4MB

  • MD5

    89d86264b05d675db5fcc733a279abcd

  • SHA1

    661d7cc4d3f431af464d783a1b8f8e5b0914169f

  • SHA256

    bad45d09789c95015bbf8d9a3733e8b7e40cc215ab97258851808ee8f966ae28

  • SHA512

    f88e69a4d61065c8721f68dc27d75baba80d4350769060bafde0f1ebc06e148ee68405d5feee256603e8db657c7bbca47e2da0ced30b024729ba64d55bfe5049

  • SSDEEP

    24576:fnIJJ+4fNiVf796C5evM2ShdH+t0+lDC8KlxcfOFGNMzxv8x:EJXEft72Set7AIXMzB8

Score
10/10

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • DCRat payload 1 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bad45d09789c95015bbf8d9a3733e8b7e40cc215ab97258851808ee8f966ae28.exe
    "C:\Users\Admin\AppData\Local\Temp\bad45d09789c95015bbf8d9a3733e8b7e40cc215ab97258851808ee8f966ae28.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2192

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
    204.79.197.237
    dual-a-0034.a-msedge.net
    IN A
    13.107.21.237
  • flag-us
    GET
    https://g.bing.com/neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=530628298&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB
    Remote address:
    204.79.197.237:443
    Request
    GET /neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=530628298&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB 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=055B8A51F86B611F369A9E2EF9D0607D; domain=.bing.com; expires=Sun, 08-Jun-2025 02:17:36 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: D235960AAFAB4FF799D7B8E75FF19444 Ref B: LON04EDGE0811 Ref C: 2024-05-14T02:17:36Z
    date: Tue, 14 May 2024 02:17:36 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB
    Remote address:
    204.79.197.237:443
    Request
    GET /neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=055B8A51F86B611F369A9E2EF9D0607D; _EDGE_S=SID=2566004333036847161D143C32C369F1
    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=htUBJlagsWR54bFU0Hb03liKySbKVUoxlC3i6SLf9zw; domain=.bing.com; expires=Sun, 08-Jun-2025 02:17:37 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: CA81C4FFFB5E494789A842D2C3D79409 Ref B: LON04EDGE0811 Ref C: 2024-05-14T02:17:37Z
    date: Tue, 14 May 2024 02:17:36 GMT
  • flag-nl
    GET
    https://www.bing.com/aes/c.gif?RG=654297668eb542a693da1787375781f7&med=10&pubId=251978541&tids=15000&type=mv&reqver=1.0&TIME=20240508T113200Z&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981
    Remote address:
    23.62.61.97:443
    Request
    GET /aes/c.gif?RG=654297668eb542a693da1787375781f7&med=10&pubId=251978541&tids=15000&type=mv&reqver=1.0&TIME=20240508T113200Z&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981 HTTP/2.0
    host: www.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=055B8A51F86B611F369A9E2EF9D0607D
    Response
    HTTP/2.0 200
    cache-control: private,no-store
    pragma: no-cache
    vary: Origin
    p3p: CP=BUS CUR CONo FIN IVDo ONL OUR PHY SAMo TELo
    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: C9FBAB25BCF944D499A9F522AE7E16AE Ref B: DUS30EDGE0318 Ref C: 2024-05-14T02:17:36Z
    content-length: 0
    date: Tue, 14 May 2024 02:17:37 GMT
    set-cookie: _EDGE_S=SID=2566004333036847161D143C32C369F1; path=/; httponly; domain=bing.com
    set-cookie: MUIDB=055B8A51F86B611F369A9E2EF9D0607D; path=/; httponly; expires=Sun, 08-Jun-2025 02:17:37 GMT
    alt-svc: h3=":443"; ma=93600
    x-cdn-traceid: 0.5d3d3e17.1715653056.14478c4
  • flag-us
    DNS
    237.197.79.204.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    237.197.79.204.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    97.61.62.23.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    97.61.62.23.in-addr.arpa
    IN PTR
    Response
    97.61.62.23.in-addr.arpa
    IN PTR
    a23-62-61-97deploystaticakamaitechnologiescom
  • flag-nl
    GET
    https://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90
    Remote address:
    23.62.61.97:443
    Request
    GET /th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90 HTTP/2.0
    host: www.bing.com
    accept: */*
    cookie: MUID=055B8A51F86B611F369A9E2EF9D0607D; _EDGE_S=SID=2566004333036847161D143C32C369F1; MSPTC=htUBJlagsWR54bFU0Hb03liKySbKVUoxlC3i6SLf9zw; MUIDB=055B8A51F86B611F369A9E2EF9D0607D
    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-type: image/png
    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=QWthbWFp"}]}
    nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
    content-length: 1107
    date: Tue, 14 May 2024 02:17:38 GMT
    alt-svc: h3=":443"; ma=93600
    x-cdn-traceid: 0.5d3d3e17.1715653058.1447ae9
  • flag-us
    DNS
    76.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    76.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    43.58.199.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    43.58.199.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    26.165.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    26.165.165.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    15.164.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    15.164.165.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    34.56.20.217.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    34.56.20.217.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    23.236.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    23.236.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    0.204.248.87.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    0.204.248.87.in-addr.arpa
    IN PTR
    Response
    0.204.248.87.in-addr.arpa
    IN PTR
    https-87-248-204-0lhrllnwnet
  • 204.79.197.237:443
    https://g.bing.com/neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB
    tls, http2
    2.5kB
    9.0kB
    19
    17

    HTTP Request

    GET https://g.bing.com/neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=530628298&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=impression&rlink=https%3A%2F%2Fwww.bing.com%2Faclick%3Fld%3De89v3L0E5XR_1eLs7wBIRLFjVUCUxeqcQAMz_2hEhb-IR84-eMtctFxyoQkHp1HjEICpGK721qa_YiQDfuiLy94pKcJCjpEJ_1lgI47v9UKsR5g4koOV0l5zJXIHyicbRRTUt6G_b0CCxzh56oXnGPEXYmNMwctCnsp6_qB0OYMy2y4pQ2%26u%3DbXN4Ym94JTNhJTJmJTJmZ2FtZSUyZiUzZnByb2R1Y3RJZCUzZDlOMEg2MktaM0JYViUyNm9jaWQlM2RpbnBfcm1jX3hib19zdGFydF9UUHRpdGxlX2VuZ2FnZQ%26rlid%3D83ffe8f5548a1d1427c88ece36fdc2b6&TIME=20240508T113200Z&CID=530628298&EID=&tids=15000&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981&muid=F93159F48ABC3E2BDF7350B998F17BEB

    HTTP Response

    204
  • 23.62.61.97:443
    https://www.bing.com/aes/c.gif?RG=654297668eb542a693da1787375781f7&med=10&pubId=251978541&tids=15000&type=mv&reqver=1.0&TIME=20240508T113200Z&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981
    tls, http2
    1.5kB
    5.4kB
    17
    11

    HTTP Request

    GET https://www.bing.com/aes/c.gif?RG=654297668eb542a693da1787375781f7&med=10&pubId=251978541&tids=15000&type=mv&reqver=1.0&TIME=20240508T113200Z&adUnitId=11730597&localId=w:F93159F4-8ABC-3E2B-DF73-50B998F17BEB&deviceId=6825829378917981

    HTTP Response

    200
  • 23.62.61.97:443
    https://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90
    tls, http2
    1.6kB
    6.4kB
    16
    12

    HTTP Request

    GET https://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90

    HTTP Response

    200
  • 8.8.8.8:53
    g.bing.com
    dns
    56 B
    151 B
    1
    1

    DNS Request

    g.bing.com

    DNS Response

    204.79.197.237
    13.107.21.237

  • 8.8.8.8:53
    237.197.79.204.in-addr.arpa
    dns
    73 B
    143 B
    1
    1

    DNS Request

    237.197.79.204.in-addr.arpa

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

    DNS Request

    97.61.62.23.in-addr.arpa

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

    DNS Request

    76.32.126.40.in-addr.arpa

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

    DNS Request

    43.58.199.20.in-addr.arpa

  • 8.8.8.8:53
    26.165.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    26.165.165.52.in-addr.arpa

  • 8.8.8.8:53
    15.164.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    15.164.165.52.in-addr.arpa

  • 8.8.8.8:53
    34.56.20.217.in-addr.arpa
    dns
    71 B
    131 B
    1
    1

    DNS Request

    34.56.20.217.in-addr.arpa

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

    DNS Request

    23.236.111.52.in-addr.arpa

  • 8.8.8.8:53
    0.204.248.87.in-addr.arpa
    dns
    71 B
    116 B
    1
    1

    DNS Request

    0.204.248.87.in-addr.arpa

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2192-0-0x00007FFC9BA73000-0x00007FFC9BA75000-memory.dmp

    Filesize

    8KB

  • memory/2192-1-0x0000000000580000-0x00000000006F6000-memory.dmp

    Filesize

    1.5MB

  • memory/2192-2-0x00007FFC9BA70000-0x00007FFC9C531000-memory.dmp

    Filesize

    10.8MB

  • memory/2192-3-0x0000000001120000-0x000000000112E000-memory.dmp

    Filesize

    56KB

  • memory/2192-5-0x00007FFC9BA70000-0x00007FFC9C531000-memory.dmp

    Filesize

    10.8MB

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