Analysis

  • max time kernel
    134s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-08-2024 17:06

General

  • Target

    bf0fe4d9b8abfcb5cc7b589efd7b2e9c_JaffaCakes118.exe

  • Size

    368KB

  • MD5

    bf0fe4d9b8abfcb5cc7b589efd7b2e9c

  • SHA1

    d1ab644ae984709868f576e2ee43180c89388a4e

  • SHA256

    c0ea0353af026da51e41de14db780019c027db3b98867322561e343af6f5ead9

  • SHA512

    2cb04c3c364ead6ae44b76457280fe657107db50829c84209fe3d8352ebe63bead524e56bc3b03938e59a669a4c65a35e775a96d0f5b0115a0921074f8ac3cc0

  • SSDEEP

    6144:7gL92UU48OOlg/gwpewysMzEYUM9Kwn832M6w6j01:MLxU5O/gWysMIYlK4AlOj01

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf0fe4d9b8abfcb5cc7b589efd7b2e9c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bf0fe4d9b8abfcb5cc7b589efd7b2e9c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4116
    • C:\Users\Admin\AppData\Local\Temp\bf0fe4d9b8abfcb5cc7b589efd7b2e9c_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\bf0fe4d9b8abfcb5cc7b589efd7b2e9c_JaffaCakes118.exe"
      2⤵
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3320
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\Start.bat
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Associations /v ModRiskFileTypes /t REG_SZ /d .exe /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2164
        • C:\Windows\SysWOW64\gpupdate.exe
          gpupdate /force
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Start.bat

    Filesize

    200B

    MD5

    9cedeb0b293d2b5491225ef3d9eb2a8b

    SHA1

    b607ef9bd319b6ec696c8dab8a314998d133298b

    SHA256

    3fc59706783a0778da9121da52a63e34e47c82f436d5b14943e14fb418fd4f08

    SHA512

    ec7d4544e32b1ea460895b1037a9eca2529eed45d6ee1644f83dfc4d4ad8f7c32a811ee4627bc6b243fb5d5c9e3e2b22060d6a2903692830ff1f114d2b9f3cfc

  • memory/3320-0-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3320-2-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3320-3-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3320-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB