Overview

overview

10

Static

static

3

969fe7473b...18.exe

windows7-x64

10

969fe7473b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    30s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    14-08-2024 15:17

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General

  • Target

    969fe7473b2687760e5d1365f6223e5d_JaffaCakes118.exe

  • Size

    128KB

  • MD5

    969fe7473b2687760e5d1365f6223e5d

  • SHA1

    caefebf06bd3f5700677cbd3a26a793f7a530c6a

  • SHA256

    8add2f62da22c264797fdc7047894e101a114c6737ca961032b7c4f553151890

  • SHA512

    23949814debbc3942601fb74bcdbcddf896eff0a4ed08cac5e3f77a1522dad46fff305e848c63acbac128db876572adf178e09f8d14cad6da94867ecd4de5b97

  • SSDEEP

    1536:APXd9QDMl6hfeMTEbFKB1B1hAaEaS4EILJ1kjKhcbBBTIzIrUStb2VwO:APXd9FyhAaUI11kjKfIr5tb2V1

Score
10/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Adds policy Run key to start application 2 TTPs 4 IoCs
    persistence
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

    discovery
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\969fe7473b2687760e5d1365f6223e5d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\969fe7473b2687760e5d1365f6223e5d_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Windows\SysWOW64\netsh.exe
      netsh advfirewall firewall add rule name="Nero" dir=in action=allow description="Multimedia suite" program="C:\Users\Admin\AppData\Roaming\Microsoft\csrss.exe" enable=yes
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      • System Time Discovery
      PID:2252
    • C:\Users\Admin\AppData\Roaming\Microsoft\csrss.exe
      C:\Users\Admin\AppData\Local\Temp\969fe7473b2687760e5d1365f6223e5d_JaffaCakes118.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

3
T1112

Credential Access

Discovery

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\csrss.exe
    Filesize

    128KB

    MD5

    969fe7473b2687760e5d1365f6223e5d

    SHA1

    caefebf06bd3f5700677cbd3a26a793f7a530c6a

    SHA256

    8add2f62da22c264797fdc7047894e101a114c6737ca961032b7c4f553151890

    SHA512

    23949814debbc3942601fb74bcdbcddf896eff0a4ed08cac5e3f77a1522dad46fff305e848c63acbac128db876572adf178e09f8d14cad6da94867ecd4de5b97

    Download Submit

  • memory/2672-13-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2672-37-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2716-2-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2716-11-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

    Download