Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/07/2024, 16:34

General

  • Target

    4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll

  • Size

    920KB

  • MD5

    4f2a2098a3f8ce01df8d3deac6acb19f

  • SHA1

    273296690446da612a4aa574513ccb8abeed8d49

  • SHA256

    f4aaca975059e9bd029b5f7b0e7089eef5422aae9c676ab160467ef3424afd2b

  • SHA512

    d89e4ec64339afde208003802c476440bc0c5b06c5b8f6d323c1605f091ce87a5232c52c7eaf6793deef5841b703bc72b99c88a0be12a86360f6c3b3e9a44cd1

  • SSDEEP

    24576:WVWfnaVoffEQmyO378WTkvEKT9Hgce1BHbo+Cm:4uaq34yDWTkvvT9Hgdbo+C

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Blocklisted process makes network request 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f2a2098a3f8ce01df8d3deac6acb19f_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      PID:4548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4548-1-0x0000000074A10000-0x0000000074B51000-memory.dmp

    Filesize

    1.3MB

  • memory/4548-3-0x0000000074A10000-0x0000000074B51000-memory.dmp

    Filesize

    1.3MB

  • memory/4548-2-0x0000000074AF5000-0x0000000074AF9000-memory.dmp

    Filesize

    16KB

  • memory/4548-4-0x0000000074A10000-0x0000000074B51000-memory.dmp

    Filesize

    1.3MB

  • memory/4548-5-0x0000000074A10000-0x0000000074B51000-memory.dmp

    Filesize

    1.3MB