Analysis

  • max time kernel
    142s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06/01/2024, 10:37

General

  • Target

    454a37b0c8a152abc5565e84d08078a3.dll

  • Size

    188KB

  • MD5

    454a37b0c8a152abc5565e84d08078a3

  • SHA1

    a1c2f7bbe998a13b78ee5df431ee648ead531d4a

  • SHA256

    cdee28d3d92c12744b7ae1a6e51f4b7452a51a02185965610f65527193509fca

  • SHA512

    1e2c9622dbe081ed190fe57bcd9cbb80db20fe942e8fcbc59c6ee2d514b5f9dcfd37774c343eb8b9062c4b92e1d87e73a97af209a676a640ff3300aaa744c7a3

  • SSDEEP

    3072:qH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWN7dU:qUua/Pv7YNhRIEZDeXVpAxtMsxK

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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\454a37b0c8a152abc5565e84d08078a3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\454a37b0c8a152abc5565e84d08078a3.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 308
        3⤵
        • Program crash
        PID:2920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1300-0-0x0000000074FE0000-0x0000000075010000-memory.dmp

    Filesize

    192KB

  • memory/1300-1-0x0000000000170000-0x0000000000176000-memory.dmp

    Filesize

    24KB