Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 19:41 UTC

General

  • Target

    JaffaCakes118_b876068e832695129cac569fe7a9923cbfb2a3f6409aa4519dee6b62f01925d4.dll

  • Size

    177KB

  • MD5

    aaa432f8d8aa3267f02b1154e24cb98f

  • SHA1

    f7fbc7051d3ebec1d7ae27e83b7d90f912643ac6

  • SHA256

    b876068e832695129cac569fe7a9923cbfb2a3f6409aa4519dee6b62f01925d4

  • SHA512

    8d5f4d42e0ab4938fb58df794807945da9dddfc762288939ea1475c1336b35861011cab1156a452b520e2d9b46eb6ecc24fc025d42dfe2d7d2734a9f9e98f63b

  • SSDEEP

    3072:WuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:KzWxkOP4p2EesvcDi6DOHPJ

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

rc4.plain
1
YjbQeq5UMzLaqTuxGlME3hD5AZvvRe5dSrViGkA4D3iqQ
rc4.plain
1
5oO2mBtXHaMUXu5tCn6RiiaG0OpiGUDJgk3FMD9BEFejUNONblkzzEmo9zKtF

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • 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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b876068e832695129cac569fe7a9923cbfb2a3f6409aa4519dee6b62f01925d4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b876068e832695129cac569fe7a9923cbfb2a3f6409aa4519dee6b62f01925d4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 644
        3⤵
        • Program crash
        PID:3660
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4632 -ip 4632
    1⤵
      PID:384

    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
      58.55.71.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      58.55.71.13.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
      136.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      136.32.126.40.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
      154.239.44.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      154.239.44.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      53.210.109.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      53.210.109.20.in-addr.arpa
      IN PTR
      Response
    • 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
      134.130.81.91.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      134.130.81.91.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
      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
      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
      58.55.71.13.in-addr.arpa
      dns
      70 B
      144 B
      1
      1

      DNS Request

      58.55.71.13.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
      136.32.126.40.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      136.32.126.40.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
      154.239.44.20.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      154.239.44.20.in-addr.arpa

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

      DNS Request

      53.210.109.20.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
      134.130.81.91.in-addr.arpa
      dns
      72 B
      147 B
      1
      1

      DNS Request

      134.130.81.91.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
      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

    • memory/4632-0-0x0000000074B40000-0x0000000074B71000-memory.dmp

      Filesize

      196KB

    • memory/4632-2-0x0000000001190000-0x0000000001196000-memory.dmp

      Filesize

      24KB

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