Overview

overview

10

Static

static

10

JaffaCakes...40.exe

windows7-x64

10

JaffaCakes...40.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 18:59

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General

  • Target

    JaffaCakes118_677071f559c7cad4c313a22be5a4ee40.exe

  • Size

    41KB

  • MD5

    677071f559c7cad4c313a22be5a4ee40

  • SHA1

    cbe0a5797421ece9f03b7a6b9879a2c434e536e3

  • SHA256

    92a20fe6a9c19857f452666fe6eb1912ac3ce2b890e44a6487f1421b28bd9030

  • SHA512

    b25400b12bee8f9001847758a77d7a124b20261f56dd5047419a2d4286f3f06673d228ae24fc87b3f76d5d6def1b677d741a814b1a6ae08361917c65a4b42734

  • SSDEEP

    768:47bUw2C3kEcqNreHBKh0p29SgRI7UfVZYqPHo56:47bq7sKKhG29jI7eNI5

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_677071f559c7cad4c313a22be5a4ee40.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_677071f559c7cad4c313a22be5a4ee40.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Users\Admin\AppData\Local\Temp\program.exe
      "C:\Users\Admin\AppData\Local\Temp\program.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4156
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\program.exe" "program.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\program.exe
    Filesize

    41KB

    MD5

    677071f559c7cad4c313a22be5a4ee40

    SHA1

    cbe0a5797421ece9f03b7a6b9879a2c434e536e3

    SHA256

    92a20fe6a9c19857f452666fe6eb1912ac3ce2b890e44a6487f1421b28bd9030

    SHA512

    b25400b12bee8f9001847758a77d7a124b20261f56dd5047419a2d4286f3f06673d228ae24fc87b3f76d5d6def1b677d741a814b1a6ae08361917c65a4b42734

    Download Submit

  • memory/640-0-0x00000000745E2000-0x00000000745E3000-memory.dmp

    Filesize

    4KB

    Download

  • memory/640-1-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/640-2-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/640-13-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4156-12-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4156-15-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4156-14-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4156-16-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4156-17-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download