Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20-04-2024 23:41

General

  • Target

    fdec62b805fd6b4d908e66fee1bd85b7_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    fdec62b805fd6b4d908e66fee1bd85b7

  • SHA1

    a00b66529813e4584c8fe8367f2e165c7cf4135a

  • SHA256

    e190e1bd69da7efbb3f4aea35cf651248b8dc0c8f795320620247a5cafe46db8

  • SHA512

    c98b6712d56c4b991a4bb5761710b02cdac48b311a40a04dc292fcc622925f63d2e3630ac618ba23270482a20e786f796cf43129304b9c17bf51d23479841be1

  • SSDEEP

    3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo8o:FzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 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\fdec62b805fd6b4d908e66fee1bd85b7_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fdec62b805fd6b4d908e66fee1bd85b7_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2972
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 300
        3⤵
        • Program crash
        PID:3064

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2972-0-0x0000000075010000-0x0000000075040000-memory.dmp

    Filesize

    192KB

  • memory/2972-1-0x0000000000150000-0x0000000000156000-memory.dmp

    Filesize

    24KB

  • memory/2972-2-0x0000000075010000-0x0000000075040000-memory.dmp

    Filesize

    192KB