Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 06:01

General

  • Target

    3e444cae2920f0c4791ea7784535a81b_JaffaCakes118.exe

  • Size

    6.9MB

  • MD5

    3e444cae2920f0c4791ea7784535a81b

  • SHA1

    e98a03b13a139dea0eaa7d27748d117fddcef05c

  • SHA256

    d72f1acfba1f393e29a4ac30efd9695fb8745e3a0daf79a5576315fe51e320ae

  • SHA512

    3a5e68e8722ad2db86d4f1230233653bbfa077f4c7948ac7691e72cb9b4a6eaa76bb5b0925d8d80f48c72e332809cbacbcbd3ef1ab849d042ad4bf7dd5e0fef1

  • SSDEEP

    98304:FlerjesRJ8YQU/e51qXot5nPOY5wAstsFeZ8ocNND5qz5:urj578YQP1qXotFPzKmFeL/z

Malware Config

Signatures

  • Detect Neshta payload 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e444cae2920f0c4791ea7784535a81b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3e444cae2920f0c4791ea7784535a81b_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4468

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\905c0769f9a06c95a24ddf945\patcher.exe$
    Filesize

    6.9MB

    MD5

    3e444cae2920f0c4791ea7784535a81b

    SHA1

    e98a03b13a139dea0eaa7d27748d117fddcef05c

    SHA256

    d72f1acfba1f393e29a4ac30efd9695fb8745e3a0daf79a5576315fe51e320ae

    SHA512

    3a5e68e8722ad2db86d4f1230233653bbfa077f4c7948ac7691e72cb9b4a6eaa76bb5b0925d8d80f48c72e332809cbacbcbd3ef1ab849d042ad4bf7dd5e0fef1

  • memory/4468-0-0x0000000000400000-0x000000000040D000-memory.dmp
    Filesize

    52KB