Analysis

  • max time kernel
    93s
  • 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
    29-12-2024 06:31

General

  • Target

    JaffaCakes118_99e64ef0cf0abff61f8e0b7fcc46c07e141fd392e1ce2dd159a2102744db3943.dll

  • Size

    184KB

  • MD5

    f1600e7756956f061d00f974291bcaa0

  • SHA1

    b7630853e60830826a63f4cfbfa88c0fbfcf3252

  • SHA256

    99e64ef0cf0abff61f8e0b7fcc46c07e141fd392e1ce2dd159a2102744db3943

  • SHA512

    f7b733b4136fd5182704e5ab781085c3733b26fdf0b3f6a835006f7f5577a84fe0a49d6bf2d205fcd24ff30f5920e02388bbf7e290f59c055f83138bad086a43

  • SSDEEP

    3072:juwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kvlmsb:x7TXYsd9SkONU1jKGlAlm

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 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_99e64ef0cf0abff61f8e0b7fcc46c07e141fd392e1ce2dd159a2102744db3943.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99e64ef0cf0abff61f8e0b7fcc46c07e141fd392e1ce2dd159a2102744db3943.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2040
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 616
        3⤵
        • Program crash
        PID:3928
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2040 -ip 2040
    1⤵
      PID:4608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2040-0-0x0000000001100000-0x0000000001106000-memory.dmp

      Filesize

      24KB

    • memory/2040-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

      Filesize

      192KB

    • memory/2040-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

      Filesize

      192KB

    • memory/2040-3-0x0000000001100000-0x0000000001106000-memory.dmp

      Filesize

      24KB