Analysis

  • max time kernel
    95s
  • max time network
    147s
  • 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 22:44

General

  • Target

    JaffaCakes118_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll

  • Size

    184KB

  • MD5

    43b4dd8faa37997b333b49d27505d3d9

  • SHA1

    20d3077bcaf7f00c2b32ad05bb13de5a6811f32c

  • SHA256

    91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4

  • SHA512

    69de6ba992e31f5bcf5f246fe8e6fdef3d46dd43e5f8e477c2e9ddbc7497685fa346ab309fca53a66fa1f680ff07afd123f276ecf018e093558fd62bac4d8cd1

  • SSDEEP

    3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KRlmsb:57TXYsd9SkONU1jKGlelm

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_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3036
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 616
        3⤵
        • Program crash
        PID:4788
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3036 -ip 3036
    1⤵
      PID:1152

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3036-0-0x0000000000EB0000-0x0000000000EB6000-memory.dmp

      Filesize

      24KB

    • memory/3036-1-0x0000000075030000-0x0000000075060000-memory.dmp

      Filesize

      192KB

    • memory/3036-2-0x0000000075030000-0x0000000075060000-memory.dmp

      Filesize

      192KB

    • memory/3036-3-0x0000000000EB0000-0x0000000000EB6000-memory.dmp

      Filesize

      24KB