Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2024, 19:52

General

  • Target

    JaffaCakes118_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll

  • Size

    177KB

  • MD5

    71dad2c2c5865d67764723408cb8ec00

  • SHA1

    94481fb7297126350691d8c65d507ef328a3e82b

  • SHA256

    fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd

  • SHA512

    39caa09417555f2c0d30925e20dc892032b43da20b096ae34af8f5e6f0e4cc49ae9839387ad1179ca8dba104879b8920003f4b9bad2c0ce920e6234e41b47ab5

  • SSDEEP

    3072:woNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SSrKI6bl/g:jaIzLgKrjbvUAjERycp6c8qgATA2TQU3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

45.79.91.89:9987

157.245.231.228:6051

rc4.plain
rc4.plain

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_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3276
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 672
        3⤵
        • Program crash
        PID:4744
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4232 -ip 4232
    1⤵
      PID:756

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4232-0-0x0000000074ED0000-0x0000000074F00000-memory.dmp

      Filesize

      192KB

    • memory/4232-2-0x0000000001270000-0x0000000001276000-memory.dmp

      Filesize

      24KB