Analysis

  • max time kernel
    95s
  • max time network
    148s
  • 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, 19:29 UTC

General

  • Target

    JaffaCakes118_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll

  • Size

    171KB

  • MD5

    319cd4e5e9451a594d6b9b660cb1b638

  • SHA1

    5def0bf0b0f01a585ebb55eff45031ccf349c45a

  • SHA256

    43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415

  • SHA512

    9467023b66fd7c9ddef107b2a28b6b185fea30f33dfbcea8551876552a94aec2520947023be698ab58d39994d69ca4edfbe750786c8139a9905ad96e3473d81b

  • SSDEEP

    3072:Xi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:XH9RVaPEmsdHdbQUbd2H3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

rc4.plain
1
e8Tv13iGxjzB4XfTjyfX2ZjB8EnMq5sQ0YbGaHvfvzJJOUoCCTU
rc4.plain
1
DwIOaGXzKtiA9zdrD77uFJEoIixZk63d8IwoSuRAVBG2oa3BiOXdwVg

Signatures

  • Dridex

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

  • Dridex family
  • Dridex Loader 2 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_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3728
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 664
        3⤵
        • Program crash
        PID:4856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3728 -ip 3728
    1⤵
      PID:4120

    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
      13.86.106.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      13.86.106.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      13.86.106.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      13.86.106.20.in-addr.arpa
      IN PTR
    • 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
      172.214.232.199.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      172.214.232.199.in-addr.arpa
      IN PTR
    • flag-us
      DNS
      69.31.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      69.31.126.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      232.168.11.51.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      232.168.11.51.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
      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
      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
      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
      181.129.81.91.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      181.129.81.91.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
      31.243.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      31.243.111.52.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
      13.86.106.20.in-addr.arpa
      dns
      142 B
      157 B
      2
      1

      DNS Request

      13.86.106.20.in-addr.arpa

      DNS Request

      13.86.106.20.in-addr.arpa

    • 8.8.8.8:53
      172.214.232.199.in-addr.arpa
      dns
      148 B
      128 B
      2
      1

      DNS Request

      172.214.232.199.in-addr.arpa

      DNS Request

      172.214.232.199.in-addr.arpa

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

      DNS Request

      69.31.126.40.in-addr.arpa

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

      DNS Request

      232.168.11.51.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
      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
      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
      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
      181.129.81.91.in-addr.arpa
      dns
      72 B
      147 B
      1
      1

      DNS Request

      181.129.81.91.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
      31.243.111.52.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      31.243.111.52.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/3728-0-0x0000000074FD0000-0x0000000075000000-memory.dmp

      Filesize

      192KB

    • memory/3728-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

      Filesize

      24KB

    • memory/3728-3-0x0000000074FD0000-0x0000000075000000-memory.dmp

      Filesize

      192KB

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