Resubmissions

07/03/2025, 16:03 UTC

250307-thsw5ssygt 5

13/01/2025, 02:42 UTC

250113-c7dp3ssjew 5

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2025, 02:42 UTC

General

  • Target

    b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe

  • Size

    5.2MB

  • MD5

    54e383ca658ebd3caaf586f032f1c401

  • SHA1

    bc013aace5491c65a869e944123a4344cea6c1f0

  • SHA256

    b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb

  • SHA512

    4d10c2f888b5f56b59341e1dee5c53f56f2d81a9034eda36182bfd04246274d1fdee85b3ceccd5677ae8608626c2952ddd30fbe730dac54e405983c2a35fe51c

  • SSDEEP

    49152:UTyQOnGEoOozdSv3U4Yn0+U0vN52S7aoRPWicuRX3EYqDqmjVNiIhnU/hHYBWZh0:KSv31WaZlah4q1W61nH/a

Score
5/10

Malware Config

Signatures

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Runs net.exe
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
    "C:\Users\Admin\AppData\Local\Temp\b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:3132
    • C:\Windows\system32\net.exe
      "net" session
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4680
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 session
        3⤵
          PID:2556

    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
      i.imgur.com
      b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
      Remote address:
      8.8.8.8:53
      Request
      i.imgur.com
      IN A
      Response
      i.imgur.com
      IN CNAME
      ipv4.imgur.map.fastly.net
      ipv4.imgur.map.fastly.net
      IN A
      199.232.196.193
      ipv4.imgur.map.fastly.net
      IN A
      199.232.192.193
    • flag-us
      GET
      https://i.imgur.com/mlUvWYT.jpeg
      b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
      Remote address:
      199.232.196.193:443
      Request
      GET /mlUvWYT.jpeg HTTP/1.1
      accept: */*
      host: i.imgur.com
      Response
      HTTP/1.1 200 OK
      Connection: keep-alive
      Content-Length: 238067
      Content-Type: image/jpeg
      Last-Modified: Wed, 01 Jan 2025 13:41:08 GMT
      ETag: "2fada8c05467d606e2675c5860da662a"
      x-amz-server-side-encryption: AES256
      X-Amz-Cf-Pop: IAD61-P5
      X-Amz-Cf-Id: he0cE4opGpsqjkylt_j3TXr7H3iv5Y8O7vQDtnJAM4F5NhN0jejlLg==
      cache-control: public, max-age=31536000
      Accept-Ranges: bytes
      Age: 997300
      Date: Mon, 13 Jan 2025 02:42:48 GMT
      X-Served-By: cache-iad-kiad7000108-IAD, cache-lcy-eglc8600077-LCY
      X-Cache: Miss from cloudfront, HIT, HIT
      X-Cache-Hits: 42, 0
      X-Timer: S1736736168.452290,VS0,VE1
      Strict-Transport-Security: max-age=300
      Access-Control-Allow-Methods: GET, OPTIONS
      Access-Control-Allow-Origin: *
      Server: cat factory 1.0
      X-Content-Type-Options: nosniff
    • flag-us
      DNS
      196.249.167.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      196.249.167.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      193.196.232.199.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      193.196.232.199.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
      14.160.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      14.160.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      149.220.183.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      149.220.183.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      197.87.175.4.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      197.87.175.4.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
      11.164.16.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      11.164.16.2.in-addr.arpa
      IN PTR
      Response
      11.164.16.2.in-addr.arpa
      IN PTR
      a2-16-164-11deploystaticakamaitechnologiescom
    • flag-us
      DNS
      133.130.81.91.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.130.81.91.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
    • flag-us
      DNS
      89.65.42.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      89.65.42.20.in-addr.arpa
      IN PTR
      Response
    • 199.232.196.193:443
      https://i.imgur.com/mlUvWYT.jpeg
      tls, http
      b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
      4.9kB
      252.5kB
      99
      190

      HTTP Request

      GET https://i.imgur.com/mlUvWYT.jpeg

      HTTP Response

      200
    • 8.8.8.8:53
      8.8.8.8.in-addr.arpa
      dns
      66 B
      90 B
      1
      1

      DNS Request

      8.8.8.8.in-addr.arpa

    • 8.8.8.8:53
      i.imgur.com
      dns
      b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
      57 B
      128 B
      1
      1

      DNS Request

      i.imgur.com

      DNS Response

      199.232.196.193
      199.232.192.193

    • 8.8.8.8:53
      196.249.167.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      196.249.167.52.in-addr.arpa

    • 8.8.8.8:53
      193.196.232.199.in-addr.arpa
      dns
      74 B
      128 B
      1
      1

      DNS Request

      193.196.232.199.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
      14.160.190.20.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      14.160.190.20.in-addr.arpa

    • 8.8.8.8:53
      95.221.229.192.in-addr.arpa
      dns
      73 B
      144 B
      1
      1

      DNS Request

      95.221.229.192.in-addr.arpa

    • 8.8.8.8:53
      149.220.183.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      149.220.183.52.in-addr.arpa

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

      DNS Request

      197.87.175.4.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
      11.164.16.2.in-addr.arpa
      dns
      70 B
      133 B
      1
      1

      DNS Request

      11.164.16.2.in-addr.arpa

    • 8.8.8.8:53
      133.130.81.91.in-addr.arpa
      dns
      72 B
      147 B
      1
      1

      DNS Request

      133.130.81.91.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

    • 8.8.8.8:53
      89.65.42.20.in-addr.arpa
      dns
      70 B
      156 B
      1
      1

      DNS Request

      89.65.42.20.in-addr.arpa

    MITRE ATT&CK Enterprise v15

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