Analysis

  • max time kernel
    140s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 06:45

General

  • Target

    e83cff5322e8e8d608328b33c5cc62a31e2370530d80e735ddbc5a477e6579ec.dll

  • Size

    188KB

  • MD5

    dcdbb45851110eec62c44ed6a3eedf8b

  • SHA1

    a08c0a393f772b5631e300203224f637fe58d575

  • SHA256

    e83cff5322e8e8d608328b33c5cc62a31e2370530d80e735ddbc5a477e6579ec

  • SHA512

    4894d465e8afe2da04467370a3cfbc7d1209ecdd06ca70356b12e474618f1ae1880aa5ce818fc6437379e1f36f791da2bc0af297bc486dcb937430e628fa3319

  • SSDEEP

    3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:hzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e83cff5322e8e8d608328b33c5cc62a31e2370530d80e735ddbc5a477e6579ec.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:712
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e83cff5322e8e8d608328b33c5cc62a31e2370530d80e735ddbc5a477e6579ec.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2360
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 300
        3⤵
        • Program crash
        PID:2428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2360-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

    Filesize

    24KB

  • memory/2360-1-0x00000000755A0000-0x00000000755D0000-memory.dmp

    Filesize

    192KB

  • memory/2360-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

    Filesize

    24KB