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Resubmissions

13/07/2024, 11:14 UTC

240713-ncevfazhpa 10

13/07/2024, 10:54 UTC

240713-mzz88axhkm 3

Analysis

  • max time kernel
    84s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 11:14 UTC

General

  • Target

    98.dll

  • Size

    124KB

  • MD5

    cfac3393711c2f8cffe9a49bc3d1b64b

  • SHA1

    8beaea638fd20c857f114530296f037f15586352

  • SHA256

    c4cfd311c0f2999f570bf3c237eb14de6aa0f8c6b0756ecd58c34f5c934c5a58

  • SHA512

    fb34a6e619a473fb43516f1c965787527b37389a61470e5d21bc8b1150759e486dea00d362f35e5d57f8c644b41b95014fc33cd6bd5eb3dbbb25b7400321c6da

  • SSDEEP

    3072:qZi6OvBmFEViFRdHifmnJNUY5LpWJq8NTQslmEelh+UZ:qc9BuYibdHwmjWq6QGU

Score
10/10

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.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\98.dll,#1
    1⤵
      PID:676

    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
      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
      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
      240.221.184.93.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      240.221.184.93.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
      198.187.3.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      198.187.3.20.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
      172.214.232.199.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      172.214.232.199.in-addr.arpa
      IN PTR
      Response
    • 204.79.197.237:443
      g.bing.com
      tls
      2.0kB
      9.3kB
      21
      19
    • 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
      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
      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
      240.221.184.93.in-addr.arpa
      dns
      73 B
      144 B
      1
      1

      DNS Request

      240.221.184.93.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
      198.187.3.20.in-addr.arpa
      dns
      71 B
      157 B
      1
      1

      DNS Request

      198.187.3.20.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
      172.214.232.199.in-addr.arpa
      dns
      74 B
      128 B
      1
      1

      DNS Request

      172.214.232.199.in-addr.arpa

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/676-0-0x00000174DFBC0000-0x00000174DFBE2000-memory.dmp

      Filesize

      136KB

    • memory/676-1-0x00000174DFBC0000-0x00000174DFBE2000-memory.dmp

      Filesize

      136KB

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