Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 12:05 UTC

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Report Analysis Logs

General

  • Target

    bf08cb8946d1e68791c527fbbe5986fee7d94282857b635ae49c470af3c5eca7.dll

  • Size

    128KB

  • MD5

    5d93e05d4d8f3b3f5107b42c1025e3ac

  • SHA1

    c743ca42e1b2ae07973c548212b6dbfd99aafdb2

  • SHA256

    bf08cb8946d1e68791c527fbbe5986fee7d94282857b635ae49c470af3c5eca7

  • SHA512

    93c83795cd8aecf8252a7dd50aa119fb6b5dea4d942ddfe727c023430d9f2036c74ea35ca3e77b89ba32e1e232d22295a7c07c19bfc45329fc6ae6c2b177ca3b

  • SSDEEP

    1536:pqjIyXCf7tYe8r/4prk59JG4+3uE/jCQR/frtGX0sN2on3a3tO0yU95a:wcOChYP/4lk595+ttGX0s0o0Ei

Score
10/10
strelastealer

Malware Config

Extracted

Family

strela

C2

45.9.74.32

Attributes
  • url_path

    /out.php

  • user_agent

    Mozilla/4.0 (compatible)

Signatures

  • Detects Strela Stealer payload 2 IoCs
  • Strela stealer

    An info stealer targeting mail credentials first seen in late 2022.

    stealerstrela

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf08cb8946d1e68791c527fbbe5986fee7d94282857b635ae49c470af3c5eca7.dll,#1
    1⤵
      PID:5008

    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=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=
      Remote address:
      13.107.21.237:443
      Request
      GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&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=2F2A96DA84896C34350F826785AE6D9B; domain=.bing.com; expires=Sat, 09-Aug-2025 12:35:26 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: C02C0299E8A24BD49D7BBCC803193457 Ref B: LON04EDGE0711 Ref C: 2024-07-15T12:35:26Z
      date: Mon, 15 Jul 2024 12:35:26 GMT
    • flag-us
      GET
      https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=
      Remote address:
      13.107.21.237:443
      Request
      GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid= HTTP/2.0
      host: g.bing.com
      accept-encoding: gzip, deflate
      user-agent: WindowsShellClient/9.0.40929.0 (Windows)
      cookie: MUID=2F2A96DA84896C34350F826785AE6D9B
      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=q53ZuaPkpPGO7RmmuRe4MSsMpi22IGfEZH6Bxg1gfac; domain=.bing.com; expires=Sat, 09-Aug-2025 12:35:26 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: 2B5245DE60E240C0BCEBE3977064F021 Ref B: LON04EDGE0711 Ref C: 2024-07-15T12:35:26Z
      date: Mon, 15 Jul 2024 12:35:26 GMT
    • flag-us
      GET
      https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=
      Remote address:
      13.107.21.237:443
      Request
      GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid= HTTP/2.0
      host: g.bing.com
      accept-encoding: gzip, deflate
      user-agent: WindowsShellClient/9.0.40929.0 (Windows)
      cookie: MUID=2F2A96DA84896C34350F826785AE6D9B; MSPTC=q53ZuaPkpPGO7RmmuRe4MSsMpi22IGfEZH6Bxg1gfac
      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: A444AA250F034BD7B1998A7AC86D0A29 Ref B: LON04EDGE0711 Ref C: 2024-07-15T12:35:26Z
      date: Mon, 15 Jul 2024 12:35:26 GMT
    • 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
      85.177.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      85.177.190.20.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
      57.169.31.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      57.169.31.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      183.59.114.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      183.59.114.20.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
      206.23.85.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      206.23.85.13.in-addr.arpa
      IN PTR
      Response
    • 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
    • 13.107.21.237:443
      https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=
      tls, http2
      2.0kB
       9.3kB
       21
      18

      HTTP Request

      GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=

      HTTP Response

      204

      HTTP Request

      GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&anid=

      HTTP Response

      204

      HTTP Request

      GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=28d5aec36eb94aa8ba872ec2b3dbf17f&localId=w:A12AC88C-949E-57CB-CC9F-17EBD2A35AF9&deviceId=6825836757625552&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
      85.177.190.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      85.177.190.20.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
      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
      57.169.31.20.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      57.169.31.20.in-addr.arpa

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

      DNS Request

      183.59.114.20.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
      206.23.85.13.in-addr.arpa
      dns
      71 B
       145 B
       1
      1

      DNS Request

      206.23.85.13.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

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/5008-0-0x000001D727B00000-0x000001D727B22000-memory.dmp

      Filesize

      136KB

      Download

    • memory/5008-1-0x000001D727B00000-0x000001D727B22000-memory.dmp

      Filesize

      136KB

      Download

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