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Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/09/2024, 22:35

General

  • Target

    f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe

  • Size

    113KB

  • MD5

    f6fce8f1e99f3863794660f8e0da173f

  • SHA1

    703892dec8a294f0ba47dfabc0b591389be8ba3e

  • SHA256

    9f21bcd27ad8e9d974d3208106fc4bd589e4e6f8aec1848c33ed3e809e17133c

  • SHA512

    ec87265411f7670d786d4bdc633143e361d482fb63d5fc4667d20e2e5cc35dedb82c8362ef8c24d89f0ca1648a903a620d56dda6550fa642ad65b7d5caf115bc

  • SSDEEP

    1536:4PFYgIzz2OQdfgB3KEkWAfN8pO2D1hjuWOmeVXQVVzL:DZzIQZk9fN8RjurfgV9

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1288
      • C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe
        "C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1780
        • C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe
          "C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe

    Filesize

    113KB

    MD5

    f6fce8f1e99f3863794660f8e0da173f

    SHA1

    703892dec8a294f0ba47dfabc0b591389be8ba3e

    SHA256

    9f21bcd27ad8e9d974d3208106fc4bd589e4e6f8aec1848c33ed3e809e17133c

    SHA512

    ec87265411f7670d786d4bdc633143e361d482fb63d5fc4667d20e2e5cc35dedb82c8362ef8c24d89f0ca1648a903a620d56dda6550fa642ad65b7d5caf115bc

  • memory/1288-3-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1288-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1288-7-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1288-11-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1288-21-0x0000000000250000-0x00000000002A1000-memory.dmp

    Filesize

    324KB

  • memory/1288-20-0x0000000000250000-0x00000000002A1000-memory.dmp

    Filesize

    324KB

  • memory/1288-26-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/1660-0-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1660-10-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1780-29-0x0000000000460000-0x00000000004B1000-memory.dmp

    Filesize

    324KB

  • memory/1780-38-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/2704-40-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-42-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-43-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-44-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-45-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-46-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-47-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-48-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-49-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-50-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-51-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-52-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-53-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-54-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2704-55-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB