Analysis

  • max time kernel
    49s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 23:35

General

  • Target

    478a66918c0c0eb347e87a43d7844ed0N.dll

  • Size

    236KB

  • MD5

    478a66918c0c0eb347e87a43d7844ed0

  • SHA1

    554e568e67ec42ad5451f5e8f9336a744d3f0cd4

  • SHA256

    d5f0e38ec25b196edbeb3777672aa1fcbd3551cf3400c2ca3118c53c09da0d92

  • SHA512

    f85b28d8c273fe80422a0e6a6200e188009503d25995cc1b57e9c8495564d37000204c15a31639052f7e5fce87391a8ec377e92e2c12ff377125f88e3a2bd805

  • SSDEEP

    6144:o1G3WVIOY6Bdjehj+qudd96ou/6mv5wdC:o1GmSafShjYdd96z/6cwdC

Malware Config

Extracted

Family

dridex

Botnet

111

C2

52.73.70.149:443

8.4.9.152:3786

185.246.87.202:3098

50.116.111.64:5353

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.

  • 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 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\478a66918c0c0eb347e87a43d7844ed0N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\478a66918c0c0eb347e87a43d7844ed0N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2804-0-0x0000000000190000-0x0000000000196000-memory.dmp

    Filesize

    24KB

  • memory/2804-1-0x0000000074AA0000-0x0000000074ADD000-memory.dmp

    Filesize

    244KB

  • memory/2804-2-0x0000000074AA0000-0x0000000074ADD000-memory.dmp

    Filesize

    244KB

  • memory/2804-3-0x0000000000190000-0x0000000000196000-memory.dmp

    Filesize

    24KB