47b093f5c08c63716909e749104862e520692127b88df5e56f9674d400e0020f

General

Target

4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
Size

90KB
MD5

4d88fa3ed51abca27315e99cd38119f1
SHA1

27039a7651a65025202578d315dd50daa170a4ac
SHA256

47b093f5c08c63716909e749104862e520692127b88df5e56f9674d400e0020f
SHA512

6d9eb6d12c8b157a5de160e80abb06b635eb0d6812f2747c84f9982167786b80bdce5e9ce85d96f5d78f64c7297e7c97dcc7d28b9b8253d5ad5abc595156f538
SSDEEP

1536:mSF1TghnhDfudojXMZeXR7k35e1oqkZ/tmiijP0e21cJdQIkhVRI5fy9p:ChjuObMEXRk3Q1oL4rcSJkhVRI5a

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	services.exe

Windows security bypass 2 TTPs 5 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	services.exe

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	services.exe

Deletes itself 1 IoCs

pid	Process
2828	services.exe

Executes dropped EXE 1 IoCs

pid	Process
2828	services.exe

Windows security modification 2 TTPs 5 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	services.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	services.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
File opened for modification	C:\Windows\services.exe	4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	services.exe

C:\Users\Admin\AppData\Local\Temp\4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d88fa3ed51abca27315e99cd38119f1_JaffaCakes118.exe"
1⤵
- Looks for VMWare Tools registry key
- Drops file in Windows directory
- Modifies registry class
PID:4604

C:\Windows\services.exe
"C:\Windows\services.exe"
1⤵
- Modifies security service
- Windows security bypass
- Looks for VMWare Tools registry key
- Deletes itself
- Executes dropped EXE
- Windows security modification
- Modifies registry class
PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\services.exe

Filesize
90KB

MD5
4d88fa3ed51abca27315e99cd38119f1

SHA1
27039a7651a65025202578d315dd50daa170a4ac

SHA256
47b093f5c08c63716909e749104862e520692127b88df5e56f9674d400e0020f

SHA512
6d9eb6d12c8b157a5de160e80abb06b635eb0d6812f2747c84f9982167786b80bdce5e9ce85d96f5d78f64c7297e7c97dcc7d28b9b8253d5ad5abc595156f538

Download Submit
memory/2828-12-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-15-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-6-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-7-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-8-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-9-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-5-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-13-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-10-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-14-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-19-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-16-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-17-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2828-18-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/4604-4-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads