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Analysis

  • max time kernel
    94s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2024, 03:08

General

  • Target

    JaffaCakes118_39bb0b7ae025be8750bbda9801cbe442d4186346404c8715018c85891e6a36d2.dll

  • Size

    184KB

  • MD5

    9c5ced38cae1ebf776e9600677fc9f70

  • SHA1

    409a7f1aa608fd7d98f90463e51e52b68be1ddb4

  • SHA256

    39bb0b7ae025be8750bbda9801cbe442d4186346404c8715018c85891e6a36d2

  • SHA512

    51eaec564e5411e9d64b65a8dd7d8e7dd94879b9abc4fb50a44b3183a03034a2f9f97215719bac5619d6456dfe1567cd91d090f7027b6cdcb652392e370fe4f7

  • SSDEEP

    3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoVlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eao7oC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_39bb0b7ae025be8750bbda9801cbe442d4186346404c8715018c85891e6a36d2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39bb0b7ae025be8750bbda9801cbe442d4186346404c8715018c85891e6a36d2.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1856
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 624
        3⤵
        • Program crash
        PID:324
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1856 -ip 1856
    1⤵
      PID:2688

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1856-0-0x0000000075450000-0x000000007547F000-memory.dmp

      Filesize

      188KB

    • memory/1856-2-0x0000000000890000-0x0000000000896000-memory.dmp

      Filesize

      24KB