Analysis

  • max time kernel
    84s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-10-2024 00:13

General

  • Target

    de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll

  • Size

    184KB

  • MD5

    2063ef933532435c38914627d5215d90

  • SHA1

    c26a409500bc79421b1401e405fc20a8ea6a1d52

  • SHA256

    de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067

  • SHA512

    12b35e130cfc786033a41f5fde053fe1eab98313c0b9f421b050bdbde8a6f005d39a8fa0d0defc75f420fbf7f9503fd5c4ee4417205c7c1945efce10d50ccbde

  • SSDEEP

    3072:792qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTGrLA:79NSMOEpQ1Q3ODAr+VK

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 family
  • 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\de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 220
        3⤵
        • Program crash
        PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2744-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2744-1-0x0000000075310000-0x000000007533F000-memory.dmp

    Filesize

    188KB

  • memory/2744-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2744-2-0x0000000075310000-0x000000007533F000-memory.dmp

    Filesize

    188KB