Analysis

  • max time kernel
    149s
  • max time network
    155s
  • 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 16:21

General

  • Target

    d61800fdcc65baf3b9a9f0d088d72fd120a189db3d37837e9a252ee71b9b3e7b.dll

  • Size

    184KB

  • MD5

    1c01358dfa931407a96461571bff2716

  • SHA1

    59205aa52e5e476bdbc157c4adc3e397926ed0bc

  • SHA256

    d61800fdcc65baf3b9a9f0d088d72fd120a189db3d37837e9a252ee71b9b3e7b

  • SHA512

    f92f46f96fe39b3b8465d63390421403e148da7a7774931f94f56767936904bbc63a88493ede166964be70c6192777ea48bb00a07dc27872b3640a2c830761e2

  • SSDEEP

    3072:1iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaotlzoxss7:1iLVCIT4WK2z1W+CUHZj4Skq/eaojoC

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\d61800fdcc65baf3b9a9f0d088d72fd120a189db3d37837e9a252ee71b9b3e7b.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d61800fdcc65baf3b9a9f0d088d72fd120a189db3d37837e9a252ee71b9b3e7b.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4964
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 624
        3⤵
        • Program crash
        PID:1448
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4964 -ip 4964
    1⤵
      PID:5060

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4964-0-0x00000000758B0000-0x00000000758DF000-memory.dmp

      Filesize

      188KB

    • memory/4964-2-0x00000000007D0000-0x00000000007D6000-memory.dmp

      Filesize

      24KB