ff97b9fbb4510127f7d876d78a68c14b4957848384fd3a6671fe16463132b528

General

Target

a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Size

175KB
MD5

a1290e8e8a3c7c9fd3c20a1a1ccded00
SHA1

0b7108bdc59f0f9eea06b38d05e400799e6b7afb
SHA256

ff97b9fbb4510127f7d876d78a68c14b4957848384fd3a6671fe16463132b528
SHA512

2640169dc8ad1413ae0ea14465c3bd4c3e5578c7beea0af6dd177dbd2ad19df19945e1f3ca1dd0beed1ad1cc06bef64d524c12dbee166a317ca344337da739b2
SSDEEP

3072:5sMZKzSolv7ylZv67hIaPiXDZ+bxB2Lg/TAmyP+msVK0Z:5lAW+7yP1aPiVjLbZP+5VT

Score

10^/10

discovery evasion trojan upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 8 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DisableNotifications = "1"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\EnableFirewall = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DoNotAllowExceptions = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.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\AntiVirusOverride = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2556-0-0x0000000000460000-0x00000000004D3000-memory.dmp	upx
behavioral1/memory/2556-1-0x0000000000460000-0x00000000004D3000-memory.dmp	upx

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\FirewallOverride = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\iexplore.exe = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a1290e8e8a3c7c9fd3c20a1a1ccded00_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Modifies security service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- System policy modification
PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

4

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2556-0-0x0000000000460000-0x00000000004D3000-memory.dmp

Filesize
460KB

Download
memory/2556-1-0x0000000000460000-0x00000000004D3000-memory.dmp

Filesize
460KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads