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Analysis

  • max time kernel
    94s
  • max time network
    157s
  • 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, 19:57

General

  • Target

    JaffaCakes118_f77e8dd84fa7af999356cc12cb682c619ddb79abe4b7d6bbc2d4a82ebc10704e.dll

  • Size

    184KB

  • MD5

    849632f274bacfae70fbc631a0a05050

  • SHA1

    4b31bba6dfa43684586006fb9fd3a880f5abd99a

  • SHA256

    f77e8dd84fa7af999356cc12cb682c619ddb79abe4b7d6bbc2d4a82ebc10704e

  • SHA512

    c2192f8a9907f6e0cd980f4bf88975c1c2205f2c891880383ebbaf77843227120e2d981909ef34ed981fd168c01ceea2b205bfe85eac9a7dc99263c8875babef

  • SSDEEP

    3072:BiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoQlzoxss7:BiLVCIT4WK2z1W+CUHZj4Skq/eaouoC

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_f77e8dd84fa7af999356cc12cb682c619ddb79abe4b7d6bbc2d4a82ebc10704e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4444
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f77e8dd84fa7af999356cc12cb682c619ddb79abe4b7d6bbc2d4a82ebc10704e.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4648
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 616
        3⤵
        • Program crash
        PID:640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4648 -ip 4648
    1⤵
      PID:1332

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4648-0-0x0000000001090000-0x0000000001096000-memory.dmp

      Filesize

      24KB

    • memory/4648-1-0x0000000074AB0000-0x0000000074ADF000-memory.dmp

      Filesize

      188KB

    • memory/4648-3-0x0000000001090000-0x0000000001096000-memory.dmp

      Filesize

      24KB