Overview

overview

10

Static

static

3

fef8c22753...18.exe

windows7-x64

10

fef8c22753...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2024 16:59

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General

  • Target

    fef8c227530302ff21324db9282b9618_JaffaCakes118.exe

  • Size

    76KB

  • MD5

    fef8c227530302ff21324db9282b9618

  • SHA1

    9c7ddcce760196e7b9ad5dfe047eb2279547f925

  • SHA256

    ce33068d8bd95a7086175e3c525d5f3226b60d6e06f0b1757d67b715f5f0a785

  • SHA512

    5f77ed226b5197a2aa0caf3975ed4c9b61e39d1601ca74ff129e2398dd018398f7e9660463ba3f500f9766a50d84f9901fed4c239568010360e9f1dcda2eb846

  • SSDEEP

    1536:YPKj3txBc9702+s0ljZdF6Q5idVkp8G2Kjtoqs0BU0tIgxC9/5vYcda4y1nsDevK:VrmNcdvZ5irOBtCt/BGurm

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies firewall policy service 3 TTPs 40 IoCs
    evasion
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Drops file in Drivers directory 1 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 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.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Modifies registry class 13 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\fef8c227530302ff21324db9282b9618_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fef8c227530302ff21324db9282b9618_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies firewall policy service
    • Disables RegEdit via registry modification
    • Drops file in Drivers directory
    • Drops startup file
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • System policy modification
    PID:4396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\shell.exe
    Filesize

    76KB

    MD5

    fef8c227530302ff21324db9282b9618

    SHA1

    9c7ddcce760196e7b9ad5dfe047eb2279547f925

    SHA256

    ce33068d8bd95a7086175e3c525d5f3226b60d6e06f0b1757d67b715f5f0a785

    SHA512

    5f77ed226b5197a2aa0caf3975ed4c9b61e39d1601ca74ff129e2398dd018398f7e9660463ba3f500f9766a50d84f9901fed4c239568010360e9f1dcda2eb846

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