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Overview

overview

10

Static

static

3

b2537bd005...18.exe

windows7-x64

10

b2537bd005...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 05:54

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General

  • Target

    b2537bd00585ae2d60c717c6712be8eb_JaffaCakes118.exe

  • Size

    36KB

  • MD5

    b2537bd00585ae2d60c717c6712be8eb

  • SHA1

    f5e499f7559e59c76e6a83a691b1e65965fb1aa4

  • SHA256

    b5efa74506a9cc9aa6f2f7234989edac808ffbcb35eb196815bc88bb1e8c7716

  • SHA512

    36d346de5aab25c3c3399dd647527991e01e6bceeb255c4b1f1b38045daa9039033d4e5e034d9d9b33bc70766279bab8f5e5d2b3bc4a1cea78d4b2d2430b09c5

  • SSDEEP

    768:WxjWWrXbIDTLPTQGGAnGGXkDGGeGGGGGNGGRHJARGGGGGGGGGGGGGGGGGGGGGGGK:Wxj9bsTPQGGeGGXkDGGeGGGGGNGGRHJm

Score
10/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • 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
  • 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 5 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2537bd00585ae2d60c717c6712be8eb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b2537bd00585ae2d60c717c6712be8eb_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Users\Admin\AppData\Local\Temp\init.exe
      "C:\Users\Admin\AppData\Local\Temp\init.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall set allowedprogram "C:\Users\Admin\AppData\Local\Temp\init.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3648
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\90.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3692
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 1 0.0.0.0
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

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

1
T1547

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

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\90.bat
    Filesize

    240B

    MD5

    5a5e3575c748cc7fd46d136fc210bfc3

    SHA1

    93f288aae2e185934af65537777690cba0b8529f

    SHA256

    265f358dbb987251fe04d249ca1a37c6242e0efd299a5d8be37545b6d7618665

    SHA512

    d220efd0525d172e036d590231751a40bf914d9f4bec72099786bd4bf5eeaa7fbcab51ca97b423fa895d75b37a71aa0d35f622330cdd110bdd04d7953b0577bd

    Download Submit

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

    36KB

    MD5

    b2537bd00585ae2d60c717c6712be8eb

    SHA1

    f5e499f7559e59c76e6a83a691b1e65965fb1aa4

    SHA256

    b5efa74506a9cc9aa6f2f7234989edac808ffbcb35eb196815bc88bb1e8c7716

    SHA512

    36d346de5aab25c3c3399dd647527991e01e6bceeb255c4b1f1b38045daa9039033d4e5e034d9d9b33bc70766279bab8f5e5d2b3bc4a1cea78d4b2d2430b09c5

    Download Submit

  • memory/2184-15-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

    Download

  • memory/5092-0-0x00000000003E0000-0x0000000000418000-memory.dmp

    Filesize

    224KB

    Download