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
    24-12-2024 14:28

General

  • Target

    JaffaCakes118_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll

  • Size

    184KB

  • MD5

    2d6d3779952c9865cfb4a69d4d972e69

  • SHA1

    261abd6d9a7de3249e6b6ce7f9606a192963c9b0

  • SHA256

    51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5

  • SHA512

    bee39865d693ea9973dfd4e41244b0a0e8cff76edbb218d424f4d97f8a01d6e73ac45efe31731da681b0c9ebdc5e82778e71a3f60f8c7c6776756b8ba56ac7b5

  • SSDEEP

    3072:hiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:hiLVCIT4WK2z1W+CUHZj4Skq/eaoWoC

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_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3300
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1048
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 616
        3⤵
        • Program crash
        PID:4836
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1048 -ip 1048
    1⤵
      PID:3968

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1048-0-0x0000000000860000-0x0000000000866000-memory.dmp

      Filesize

      24KB

    • memory/1048-1-0x0000000074FA0000-0x0000000074FCF000-memory.dmp

      Filesize

      188KB

    • memory/1048-3-0x0000000000860000-0x0000000000866000-memory.dmp

      Filesize

      24KB