Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 17:05

General

  • Target

    efe7973f4fc30872ada91287e9c118310982fe9dd253cce8cabaa892fd4e84f6.dll

  • Size

    184KB

  • MD5

    bdc9865901d77bf2d615309d1cb5b351

  • SHA1

    05d5ed6f040f62125a244ce1c03dd54839642abf

  • SHA256

    efe7973f4fc30872ada91287e9c118310982fe9dd253cce8cabaa892fd4e84f6

  • SHA512

    59c0d99d4f2cebf66904f36e4a3963dff8a4a73bc7e3f01d69557a2bf7f3dbfa3520d3c46dc29317bfb7f84bf89378ce57646143604690557cd6cc8f09fefec3

  • SSDEEP

    3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao6lzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaoQoC

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\efe7973f4fc30872ada91287e9c118310982fe9dd253cce8cabaa892fd4e84f6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:208
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\efe7973f4fc30872ada91287e9c118310982fe9dd253cce8cabaa892fd4e84f6.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1416
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 616
        3⤵
        • Program crash
        PID:1296
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1416 -ip 1416
    1⤵
      PID:4208

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1416-0-0x00000000004B0000-0x00000000004B6000-memory.dmp

      Filesize

      24KB

    • memory/1416-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

      Filesize

      188KB

    • memory/1416-3-0x00000000004B0000-0x00000000004B6000-memory.dmp

      Filesize

      24KB