Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 23:08

General

  • Target

    fddd5965364792568919cdf03a75f6e0_JaffaCakes118.dll

  • Size

    604KB

  • MD5

    fddd5965364792568919cdf03a75f6e0

  • SHA1

    682337c26641044580584720f3cc82cb8deae2c4

  • SHA256

    ccc3dbe6e59089f3f31ceca66125cf024ae13c583275474e50af07788eafd89d

  • SHA512

    774c892db5c0794c985918e1e4e46ea6da779aeea5ad9858120b9e49355938781c84806ba45d76dbd05f3c2e24099c7ccc52e7537459ba17d6d17dad11a6e13e

  • SSDEEP

    12288:kuIBuwwMtjp4CqwqyaXPLAfx38TW9DiWUT2tq017JGoLbVW/:72b4wqyaDA5sTWiXT2tq07G2s/

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

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\fddd5965364792568919cdf03a75f6e0_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fddd5965364792568919cdf03a75f6e0_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      PID:2208
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3896 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3632

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2208-0-0x0000000000A10000-0x0000000000B40000-memory.dmp
      Filesize

      1.2MB

    • memory/2208-2-0x0000000000A10000-0x0000000000B40000-memory.dmp
      Filesize

      1.2MB

    • memory/2208-4-0x0000000000A10000-0x0000000000B40000-memory.dmp
      Filesize

      1.2MB

    • memory/2208-6-0x00000000008A0000-0x00000000008A1000-memory.dmp
      Filesize

      4KB

    • memory/2208-7-0x0000000000A10000-0x0000000000B40000-memory.dmp
      Filesize

      1.2MB

    • memory/2208-9-0x00000000008A0000-0x00000000008A1000-memory.dmp
      Filesize

      4KB