3e7f2221cc75e6350cb3421ab90525554a28a6576822f0d33f47e145213219cf

Analysis

max time kernel
140s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 17:58

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General

Target

f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe
Size

15KB
MD5

f05836f696d0783cc94b81b0ce2aa005
SHA1

8da00a39b0277eb329fd1b600d07c991e23f7197
SHA256

3e7f2221cc75e6350cb3421ab90525554a28a6576822f0d33f47e145213219cf
SHA512

ac6663be1c8946c9792c0538783c436aaeab84fa98e2c87177db52cd0873f19fb72b396ce3fb6c26e90d95593ce1228ecf6bca03b51dd9164e37fef5607b0fd5
SSDEEP

192:lCgb5ORR59fZFs1SaRDWb0RsjEFAJc7nH62z9FaJjRnS1nR/sgIjPt32EmAPGE8:lTesYatWb0RESniRneD+IA3

Score

8^/10

discovery evasion persistence privilege_escalation

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1048	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System32 = "C:\\Windows\\system32\\update32.exe"	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\update32.exe	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\update32.exe	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dlds8.exe	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe

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.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 1048	2656	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe	82
PID 2656 wrote to memory of 1048	2656	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe	82
PID 2656 wrote to memory of 1048	2656	f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall set allowedprogram 'C:\Users\Admin\AppData\Local\Temp\f05836f696d0783cc94b81b0ce2aa005_JaffaCakes118.exe' enable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2656-0-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x00000000009B0000-0x00000000009E0000-memory.dmp

Filesize
192KB

Download
memory/2656-2-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/2656-4-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2656-5-0x00000000009B0000-0x00000000009E0000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads