Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2024 17:09

General

  • Target

    5707872f29f4742e22b4a88f7fac0d0c.dll

  • Size

    188KB

  • MD5

    5707872f29f4742e22b4a88f7fac0d0c

  • SHA1

    976380198228ab5e664c850f12506f7265fcd58f

  • SHA256

    7bbd6c687497fe420521252c939e8fcba92d8e8f8c0c50ac380e8bf7b57173c9

  • SHA512

    bfed76a950583c4f5350c99048d7ba3808c64ef7e01201f89f8527c3984ccf899294213b3c2e793a911a09261057b784e7aafbd9d5d5b9e2f46500fe4e7d979f

  • SSDEEP

    3072:9A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:9zIqATVfQeV2FZalKq6jtGJWuTmd

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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5707872f29f4742e22b4a88f7fac0d0c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5707872f29f4742e22b4a88f7fac0d0c.dll,#1
      2⤵
        PID:4064
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 692
          3⤵
          • Program crash
          PID:4072
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 4064 -ip 4064
      1⤵
        PID:1424

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4064-0-0x0000000074CB0000-0x0000000074CE0000-memory.dmp

        Filesize

        192KB

      • memory/4064-1-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

        Filesize

        24KB