40e799b8c94dcb862bb2c274a3b6447b377ace041f7dab8eb46352e23d4034d5

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 07:49

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General

Target

ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe
Size

230KB
MD5

ed2340efcacb2c12ebbd52c82c6c4260
SHA1

ee84f29c36b2868556889cf1ddd8f3dbba4b4114
SHA256

40e799b8c94dcb862bb2c274a3b6447b377ace041f7dab8eb46352e23d4034d5
SHA512

3b68eee609e2cdf6b30245d1cf491ce5eb47f949a23c7bfb1fa9a5616f222d95026b0e23854395ee3f2fbfeeb3f31945d367550ea06180fb4ba5fcaf4db4ad9e
SSDEEP

6144:N/CW3e0dZfFgCZTdsmnEllI+R2xfVRUiu7wu64H:N91dTdxGmnOlufjBHv4H

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Microsoft Corp = "C:\\Windows\\winlogon.exe"	winlogon.exe

Executes dropped EXE 1 IoCs

pid	Process
4720	winlogon.exe

Adds Run key to start application 2 TTPs 2 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\Microsoft Corp = "C:\\Windows\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Corp = "C:\\Windows\\winlogon.exe"	winlogon.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\winlogon.exe	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe
File opened for modification	C:\Windows\winlogon.exe	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.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	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3840 wrote to memory of 4720	3840	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe	82
PID 3840 wrote to memory of 4720	3840	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe	82
PID 3840 wrote to memory of 4720	3840	ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed2340efcacb2c12ebbd52c82c6c4260_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3840
- C:\Windows\winlogon.exe
  "C:\Windows\winlogon.exe"
  2⤵
  - Modifies firewall policy service
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4720

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

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

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

Replay Monitor

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Downloads

C:\Windows\winlogon.exe

Filesize
230KB

MD5
ed2340efcacb2c12ebbd52c82c6c4260

SHA1
ee84f29c36b2868556889cf1ddd8f3dbba4b4114

SHA256
40e799b8c94dcb862bb2c274a3b6447b377ace041f7dab8eb46352e23d4034d5

SHA512
3b68eee609e2cdf6b30245d1cf491ce5eb47f949a23c7bfb1fa9a5616f222d95026b0e23854395ee3f2fbfeeb3f31945d367550ea06180fb4ba5fcaf4db4ad9e

Download Submit
memory/3840-3-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/3840-10-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/3840-9-0x0000000002960000-0x0000000002963000-memory.dmp

Filesize
12KB

Download
memory/3840-8-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/3840-7-0x0000000002960000-0x0000000002961000-memory.dmp

Filesize
4KB

Download
memory/3840-6-0x00000000022D0000-0x00000000022D1000-memory.dmp

Filesize
4KB

Download
memory/3840-5-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/3840-4-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3840-24-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3840-2-0x00000000022F0000-0x00000000022F1000-memory.dmp

Filesize
4KB

Download
memory/3840-14-0x00000000029A0000-0x00000000029A1000-memory.dmp

Filesize
4KB

Download
memory/3840-13-0x0000000002190000-0x0000000002191000-memory.dmp

Filesize
4KB

Download
memory/3840-11-0x0000000002950000-0x0000000002952000-memory.dmp

Filesize
8KB

Download
memory/3840-12-0x0000000002970000-0x0000000002971000-memory.dmp

Filesize
4KB

Download
memory/3840-15-0x0000000002990000-0x0000000002991000-memory.dmp

Filesize
4KB

Download
memory/3840-16-0x0000000002980000-0x0000000002981000-memory.dmp

Filesize
4KB

Download
memory/3840-17-0x00000000021A0000-0x00000000021A1000-memory.dmp

Filesize
4KB

Download
memory/3840-1-0x00000000021E0000-0x000000000222B000-memory.dmp

Filesize
300KB

Download
memory/3840-27-0x00000000021E0000-0x000000000222B000-memory.dmp

Filesize
300KB

Download
memory/3840-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-25-0x0000000002850000-0x0000000002852000-memory.dmp

Filesize
8KB

Download
memory/4720-37-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-28-0x0000000002870000-0x0000000002871000-memory.dmp

Filesize
4KB

Download
memory/4720-31-0x0000000002880000-0x0000000002881000-memory.dmp

Filesize
4KB

Download
memory/4720-30-0x0000000002890000-0x0000000002891000-memory.dmp

Filesize
4KB

Download
memory/4720-29-0x00000000028A0000-0x00000000028A1000-memory.dmp

Filesize
4KB

Download
memory/4720-32-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-33-0x00000000020B0000-0x00000000020FB000-memory.dmp

Filesize
300KB

Download
memory/4720-34-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-35-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-36-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-23-0x00000000020B0000-0x00000000020FB000-memory.dmp

Filesize
300KB

Download
memory/4720-38-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-39-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-40-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-41-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-42-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-43-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-44-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-45-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-46-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4720-47-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads