Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2024, 16:40

General

  • Target

    JaffaCakes118_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll

  • Size

    184KB

  • MD5

    823ea8af161ff07477b64db1d8baea74

  • SHA1

    bffa4aec14401a3b419d1d319380eed00e57952b

  • SHA256

    9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549

  • SHA512

    f1c5d3f84b29d8155bae9662099482fb8534c7cfff57a9e5a6c1d98596094097d9ef45f8d55333a633a02edfd09f1798a8ea966fe815e49e09d6f3f0e8d1e339

  • SSDEEP

    3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K2lmsb:57TXYsd9SkONU1jKGl5lm

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 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_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3604
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 616
        3⤵
        • Program crash
        PID:4056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1868 -ip 1868
    1⤵
      PID:4196

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1868-0-0x0000000001220000-0x0000000001226000-memory.dmp

      Filesize

      24KB

    • memory/1868-1-0x00000000756F0000-0x0000000075720000-memory.dmp

      Filesize

      192KB

    • memory/1868-2-0x00000000756F0000-0x0000000075720000-memory.dmp

      Filesize

      192KB

    • memory/1868-3-0x0000000001220000-0x0000000001226000-memory.dmp

      Filesize

      24KB