Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 04:52

General

  • Target

    046a2b0afaab2481800e1689b29ee63f_JaffaCakes118.exe

  • Size

    5.2MB

  • MD5

    046a2b0afaab2481800e1689b29ee63f

  • SHA1

    85a7acbdaf3e509c121d96ba2bc665e2cd21154e

  • SHA256

    9dc76174e9e89c596aeb1dfd5f85e04d1ca823f08f78ef7007e0b4d1c9e1bc51

  • SHA512

    f52cc759a61330dd13947fb8002eab5d59d7c3261f084b907f2b4d4f4addf2799a7a7cd10e5811058e33cf05cbf9e54c0e2c8eea5409156652b9324bf100e144

  • SSDEEP

    49152:Fl/ijN5j2Xsl3RJ3LHobUQDgok30nwHCTpYdOyCPOFWSytLoqU/qC8W:FlerjesRJ8YQU/ojTpdPOFstsF/1

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\046a2b0afaab2481800e1689b29ee63f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\046a2b0afaab2481800e1689b29ee63f_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:1020

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

    5.2MB

    MD5

    046a2b0afaab2481800e1689b29ee63f

    SHA1

    85a7acbdaf3e509c121d96ba2bc665e2cd21154e

    SHA256

    9dc76174e9e89c596aeb1dfd5f85e04d1ca823f08f78ef7007e0b4d1c9e1bc51

    SHA512

    f52cc759a61330dd13947fb8002eab5d59d7c3261f084b907f2b4d4f4addf2799a7a7cd10e5811058e33cf05cbf9e54c0e2c8eea5409156652b9324bf100e144

  • memory/1020-0-0x0000000000400000-0x000000000040D000-memory.dmp
    Filesize

    52KB