Overview

overview

6

Static

static

3

81f3c6e62a...18.exe

windows7-x64

6

81f3c6e62a...18.exe

windows10-2004-x64

6

Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/08/2024, 22:20

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General

  • Target

    81f3c6e62a67615d4b4f196246e0690b_JaffaCakes118.exe

  • Size

    84KB

  • MD5

    81f3c6e62a67615d4b4f196246e0690b

  • SHA1

    3e19637ec5b24d2cd4a4e252bf97703bb511ce12

  • SHA256

    784743d982944066364f64703c5525779926ba37f9b015617b3adcc5b138640e

  • SHA512

    c254e178770b78770f99288a59efde71bfa8f13d4d03af9ce700bd7518ca8dee3f347e9ff45f97c2fe124d4c8f73e4a3d7adf328714852bdde067a61b64bf0e7

  • SSDEEP

    768:/TTo4rv+FpfL1ggMnXvi/cf2Mx01BdXmCRSdMyTZnmzV6dgqsb18DghMr8+vV3Xb:/TTo7xJggMa/cf5x0DdWRJO82oBsTTo

Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81f3c6e62a67615d4b4f196246e0690b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81f3c6e62a67615d4b4f196246e0690b_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3736
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\del.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4600
      • \??\c:\windows\smss\smss.exe
        "c:\windows\smss\smss.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3436
        • C:\Windows\SysWOW64\reg.exe
          reg add HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v "smss" /d "c:\windows\smss\smss.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:3668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\del.bat
    Filesize

    239B

    MD5

    643e760c86826079f890e71df6d9e89c

    SHA1

    485ba66bb65a656adb0e7ef089b75f947a592951

    SHA256

    6474ab3df851411666fd089d1b28b2b8d19c1b5b56929f5a1298552d7b1488ff

    SHA512

    fcf01628e3360c1b5aa8db6a2e567d3fc46a0f3a9549bd154dab6ad3c50404dd4de412dab026b1fb7d68f0fd78d0c0912422c9a701c6fee5d5b472ed366b7b2b

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  • memory/3736-5-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

    Download