Analysis

  • max time kernel
    119s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 17:41

General

  • Target

    5cb5e74d0443c75300a85955590e52a0N.dll

  • Size

    184KB

  • MD5

    5cb5e74d0443c75300a85955590e52a0

  • SHA1

    2d640a69f09373a3bbf3b78e29fd7f0a82ea5428

  • SHA256

    d92b789235b148f705c8ec976ec93655c4b84b452b643e6d090079bcbeff90f0

  • SHA512

    d099d502f5810cf1a3f20e64834d9f9d31e6f736b5e6e35867498fa9e9dbbd84f7ed6dced1b5675b24b308cc913c4d58a5c4c2f373ef1175ea5dfc67519d06a4

  • SSDEEP

    3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTkrLA:09NSMOEpQ1Q3ODAr+Vw

Malware Config

Extracted

Family

dridex

Botnet

22203

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 Loader 2 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cb5e74d0443c75300a85955590e52a0N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cb5e74d0443c75300a85955590e52a0N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 220
        3⤵
        • Program crash
        PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2540-0-0x0000000075440000-0x000000007546F000-memory.dmp

    Filesize

    188KB

  • memory/2540-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

    Filesize

    24KB

  • memory/2540-3-0x0000000075440000-0x000000007546F000-memory.dmp

    Filesize

    188KB