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Overview

overview

8

Static

static

3

f5e86ffacb...18.dll

windows7-x64

8

f5e86ffacb...18.dll

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 11:27

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General

  • Target

    f5e86ffacb65dcda5e425a5235018bb0_JaffaCakes118.dll

  • Size

    476KB

  • MD5

    f5e86ffacb65dcda5e425a5235018bb0

  • SHA1

    5350e5dc510ae2d395e96f036de57159d1a2c5f7

  • SHA256

    52599d76fe2b8f6cdcf5a32a5e78374e16fb86969097c23c2f531b73eacb624d

  • SHA512

    30edec9295eda52f53dff172c6fa6875d9cb192a10fd902b7070534dad0795a582a9286aa6fbaf4169464dcc610be36642493e122e962893503a4d477d66494a

  • SSDEEP

    6144:TUw5etIDfEBJ1hel9AiYUdKsdyq1vR6sMr1X5r33fLRbhn7X5aX+pvQU2H:TUoetgIJ1hh0dhJgrJdvDU+T2

Score
8/10
discoverypersistence

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5e86ffacb65dcda5e425a5235018bb0_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5e86ffacb65dcda5e425a5235018bb0_JaffaCakes118.dll,#1
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\f5e86ffacb65dcda5e425a5235018bb0_JaffaCakes118.dll",watch
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:632
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\f5e86ffacb65dcda5e425a5235018bb0_JaffaCakes118.dll",xserve
        3⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        PID:4112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/632-5-0x0000000000C70000-0x0000000000D70000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/632-15-0x0000000075340000-0x0000000075447000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/3880-0-0x00000000023E0000-0x00000000024E0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3880-1-0x0000000075340000-0x0000000075447000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/4112-10-0x0000000002D50000-0x0000000002E50000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/4112-16-0x0000000075340000-0x0000000075447000-memory.dmp

    Filesize

    1.0MB

    Download