55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb

General

Target

55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Size

2.2MB
MD5

a98bca1dc22426aeacc8549d6e68d90c
SHA1

7e24d2ba9e0b11bae4148d5c651c434aebac55fb
SHA256

55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb
SHA512

0775125610e87a14d799fa6663308ecbb93dbd8712db358379cbb796b459151d75bd787f0f9d2560940ccd661e93018a2f65a01095f134ae262198e7b81e3e1e

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

description ioc process

File opened for modification \??\PhysicalDrive0 55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_NINPUT_LEGACYMODE\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_NAVIGATION_SOUNDS\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SPELLCHECKING\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBOC_DOCUMENT_ZOOM	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBSOCKET	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_AJAX_CONNECTIONEVENTS\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_IVIEWOBJECTDRAW_DMLT9_WITH_GDI\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_NAVIGATION_SOUNDS	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SPELLCHECKING	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WINDOW_RESTRICTIONS\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_NINPUT_LEGACYMODE	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SCRIPTURL_MITIGATION\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBOC_POPUPMANAGEMENT	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBOC_POPUPMANAGEMENT\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "11000"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_STATUS_BAR_THROTTLING	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_STATUS_BAR_THROTTLING\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_ADDON_MANAGEMENT	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WINDOW_RESTRICTIONS	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBOC_DOCUMENT_ZOOM\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_GPU_RENDERING	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_GPU_RENDERING\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SCRIPTURL_MITIGATION	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WEBSOCKET\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_IVIEWOBJECTDRAW_DMLT9_WITH_GDI	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_VALIDATE_NAVIGATE_URL	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_VALIDATE_NAVIGATE_URL\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "1"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_ADDON_MANAGEMENT\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe = "0"	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

pid	process
4316	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
4316	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
4316	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
4316	55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe

C:\Users\Admin\AppData\Local\Temp\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe
"C:\Users\Admin\AppData\Local\Temp\55dc36db974da4020b783507cb0e2b75debbaaf2bb64a72706bdd253a6b0b5cb.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:4316

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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