Analysis

  • max time kernel
    94s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2024, 22:41

General

  • Target

    JaffaCakes118_e57e01b3efa8bf044e8ac04e260b0a3de875090daa3af048e303503451631f42.dll

  • Size

    188KB

  • MD5

    1a3b3b3d6348c79774040c3514200860

  • SHA1

    a3fdbced23cd13d89576d42e371217066eb12db4

  • SHA256

    e57e01b3efa8bf044e8ac04e260b0a3de875090daa3af048e303503451631f42

  • SHA512

    82b03f3d62012cf75963eb0b455917908edc28423ec8e5fc094528efcef663bad3162f11a82bd06163e8368225df715f56de70f2cffaaed3c1e285992d7ee437

  • SSDEEP

    3072:SA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo4o:SzIqATVfQeV2FZalKq6jtGJWuTmd

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 family
  • Dridex Loader 1 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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e57e01b3efa8bf044e8ac04e260b0a3de875090daa3af048e303503451631f42.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e57e01b3efa8bf044e8ac04e260b0a3de875090daa3af048e303503451631f42.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 688
        3⤵
        • Program crash
        PID:3640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1224 -ip 1224
    1⤵
      PID:1436

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1224-0-0x0000000000360000-0x0000000000366000-memory.dmp

      Filesize

      24KB

    • memory/1224-1-0x0000000074B00000-0x0000000074B30000-memory.dmp

      Filesize

      192KB

    • memory/1224-3-0x0000000000360000-0x0000000000366000-memory.dmp

      Filesize

      24KB