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Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/01/2025, 14:08 UTC

General

  • Target

    JaffaCakes118_051209722262ed16380e025b103fd110.dll

  • Size

    196KB

  • MD5

    051209722262ed16380e025b103fd110

  • SHA1

    015011637f832a9ef17720e5f73b2aabd40c3fab

  • SHA256

    26e5b7d451e82364234a5c5fd4947a2b6e4235cb507d6249932d0755e68df317

  • SHA512

    4813ee767465b12aac9f495872952983f58e1fba97bba4c54d11f246873c224f93e8318e337db72ac771efa9b04dbe5dbd4cb0b5b855e7c1b03fb2add7c298b4

  • SSDEEP

    3072:3bdF7BDeGF3b7IlBwpTWl+84+W8NkWjfArSEp57C+VzQJ+mBBwJkjGgX:3JFnb8lBwlR8W8SmfArS2CcmHMQ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Program crash 1 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.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_051209722262ed16380e025b103fd110.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_051209722262ed16380e025b103fd110.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3508
      • C:\Users\Admin\AppData\Local\Temp\uVoPhHEgm
        "uVoPhHEgm"
        3⤵
        • Executes dropped EXE
        PID:3868
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3868 -s 196
          4⤵
          • Program crash
          PID:2972
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3868 -ip 3868
    1⤵
      PID:4216

    Network

    • flag-us
      DNS
      133.211.185.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.211.185.52.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
    • flag-us
      DNS
      73.159.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      73.159.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      7.98.51.23.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      7.98.51.23.in-addr.arpa
      IN PTR
      Response
      7.98.51.23.in-addr.arpa
      IN PTR
      a23-51-98-7deploystaticakamaitechnologiescom
    • flag-us
      DNS
      56.163.245.4.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      56.163.245.4.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
      18.31.95.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      18.31.95.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      120.250.22.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      120.250.22.2.in-addr.arpa
      IN PTR
      Response
      120.250.22.2.in-addr.arpa
      IN PTR
      a2-22-250-120deploystaticakamaitechnologiescom
    • flag-us
      DNS
      13.227.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      13.227.111.52.in-addr.arpa
      IN PTR
      Response
    No results found
    • 8.8.8.8:53
      133.211.185.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      133.211.185.52.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

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

      DNS Request

      73.159.190.20.in-addr.arpa

    • 8.8.8.8:53
      7.98.51.23.in-addr.arpa
      dns
      69 B
      131 B
      1
      1

      DNS Request

      7.98.51.23.in-addr.arpa

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

      DNS Request

      56.163.245.4.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
      18.31.95.13.in-addr.arpa
      dns
      70 B
      144 B
      1
      1

      DNS Request

      18.31.95.13.in-addr.arpa

    • 8.8.8.8:53
      120.250.22.2.in-addr.arpa
      dns
      71 B
      135 B
      1
      1

      DNS Request

      120.250.22.2.in-addr.arpa

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

      DNS Request

      13.227.111.52.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\uVoPhHEgm

      Filesize

      92KB

      MD5

      69b702ec5b32f2cf025e9961bee612a0

      SHA1

      e4ceb28f770d0397a64492d0e400b56e29beb898

      SHA256

      8801635867cae2bb98c1c080d3a1c007a66d88be1532534cb58293f333510e3a

      SHA512

      31a239d36263d8c7032848c1be844a455208e330ddf62dfe080a74901ff64838e6f3ce6e5efc5f8a85a69c257471fea3d30feef795440cba4991662393ae4182

    • memory/3508-0-0x0000000001100000-0x0000000001101000-memory.dmp

      Filesize

      4KB

    • memory/3508-3-0x0000000010001000-0x0000000010002000-memory.dmp

      Filesize

      4KB

    • memory/3868-5-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

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