Resubmissions

25/07/2024, 14:12 UTC

240725-rh7dessgkl 10

07/07/2024, 09:11 UTC

240707-k5yaps1bpa 10

Analysis

  • max time kernel
    87s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 14:12 UTC

General

  • Target

    f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe

  • Size

    326KB

  • MD5

    f088b0524afae3a92f571c4cc390d064

  • SHA1

    4945a0a0f226aac22992e4960d1f764904c509d2

  • SHA256

    f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402

  • SHA512

    b41b13f7c3b8679371f1effbdb0f64e9466a549cda4116e058f18892e0883819fa797ac57c1eaad56db4f71dee39fa3ff107d12d656c40005813b1621820057e

  • SSDEEP

    6144:QXqpIW/yoztkBUPeuLWzWDj4IByRuE3AzJNxRbIIJE:qq2W/7RkB6qGKuE6NxBIIJE

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Renames multiple (6112) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe
    "C:\Users\Admin\AppData\Local\Temp\f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3940

Network

  • 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
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
  • 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
  • flag-us
    DNS
    73.144.22.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    73.144.22.2.in-addr.arpa
    IN PTR
    Response
    73.144.22.2.in-addr.arpa
    IN PTR
    a2-22-144-73deploystaticakamaitechnologiescom
  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
  • 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=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=
    Remote address:
    204.79.197.237:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&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=054842FE992564551EB8563998026546; domain=.bing.com; expires=Tue, 19-Aug-2025 14:12:50 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: 8BA310F0B65E4B9A9BD6569D2A1181A8 Ref B: LON04EDGE0715 Ref C: 2024-07-25T14:12:50Z
    date: Thu, 25 Jul 2024 14:12:49 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=
    Remote address:
    204.79.197.237:443
    Request
    GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=054842FE992564551EB8563998026546
    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=FY50hYu-2B7bJCJpK1jdUzp-kCMgsh0SNGDeF_g47X8; domain=.bing.com; expires=Tue, 19-Aug-2025 14:12:50 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: 057603ED5140431399B68162ADDEC68A Ref B: LON04EDGE0715 Ref C: 2024-07-25T14:12:50Z
    date: Thu, 25 Jul 2024 14:12:50 GMT
  • flag-us
    GET
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=
    Remote address:
    204.79.197.237:443
    Request
    GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid= HTTP/2.0
    host: g.bing.com
    accept-encoding: gzip, deflate
    user-agent: WindowsShellClient/9.0.40929.0 (Windows)
    cookie: MUID=054842FE992564551EB8563998026546; MSPTC=FY50hYu-2B7bJCJpK1jdUzp-kCMgsh0SNGDeF_g47X8
    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: AE4106EACA22488FAD4441E1C420F6CC Ref B: LON04EDGE0715 Ref C: 2024-07-25T14:12:50Z
    date: Thu, 25 Jul 2024 14:12:50 GMT
  • 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
    26.35.223.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    26.35.223.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    232.168.11.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    232.168.11.51.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
    171.39.242.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    171.39.242.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    81.144.22.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    81.144.22.2.in-addr.arpa
    IN PTR
    Response
    81.144.22.2.in-addr.arpa
    IN PTR
    a2-22-144-81deploystaticakamaitechnologiescom
  • flag-us
    DNS
    147.142.123.92.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    147.142.123.92.in-addr.arpa
    IN PTR
    Response
    147.142.123.92.in-addr.arpa
    IN PTR
    a92-123-142-147deploystaticakamaitechnologiescom
  • flag-us
    DNS
    205.47.74.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    205.47.74.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    43.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    43.229.111.52.in-addr.arpa
    IN PTR
    Response
  • 204.79.197.237:443
    https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=
    tls, http2
    2.0kB
    9.3kB
    22
    19

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=

    HTTP Response

    204

    HTTP Request

    GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=064f1eab6ee8442d882f393f7bd47a44&localId=w:29030E6B-39D2-65A0-5B93-B1D2300B7E50&deviceId=6825836757756773&anid=

    HTTP Response

    204
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    198 B
    90 B
    3
    1

    DNS Request

    8.8.8.8.in-addr.arpa

    DNS Request

    8.8.8.8.in-addr.arpa

    DNS Request

    8.8.8.8.in-addr.arpa

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

    DNS Request

    73.144.22.2.in-addr.arpa

  • 8.8.8.8:53
    28.118.140.52.in-addr.arpa
    dns
    144 B
    158 B
    2
    1

    DNS Request

    28.118.140.52.in-addr.arpa

    DNS Request

    28.118.140.52.in-addr.arpa

  • 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
    26.35.223.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    26.35.223.20.in-addr.arpa

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

    DNS Request

    232.168.11.51.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
    171.39.242.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    171.39.242.20.in-addr.arpa

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

    DNS Request

    81.144.22.2.in-addr.arpa

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

    DNS Request

    147.142.123.92.in-addr.arpa

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

    DNS Request

    205.47.74.20.in-addr.arpa

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

    DNS Request

    43.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini

    Filesize

    1KB

    MD5

    6cdb037256a20edea95bae5859043786

    SHA1

    a596c1c19508db27e1da02bb932adfd7487046ba

    SHA256

    33237073d15be41104efa2550694144b66703c3119e5e6435c069b9b29c4169f

    SHA512

    a03d8898195b52a95423ed00e358c9343cc02ddb6efc383fd88e119e9adbad23f055006845cce754b6371a1e4c8aa1cba6eca7483535ee25e972822fb0d2ef6c

  • C:\$Recycle.Bin\S-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini

    Filesize

    1KB

    MD5

    ef0eec446447b37d3ce8751ea382c0ef

    SHA1

    f3839be97a89597c659c9a23ec9c78c2cd08952b

    SHA256

    08bd410e96f09943c2a469cd5c27d444183539f6447fdae8f1327d5221817850

    SHA512

    31c3dea571295c9b52d1df631123ffcefc5d0d03fbfb94c61265eb440a06355df7187463b5dcb3861cb335adc393c662fdced8630aaa1d3fdaef16be747eec7e

  • memory/3940-0-0x0000000002310000-0x000000000233C000-memory.dmp

    Filesize

    176KB

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