42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912

General

Target

42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Size

30.1MB
MD5

6c11dfe40082f22cece67b759c3ceaa4
SHA1

6449b9fdc60aa0dfffc0995ad8e91850e9a4c8fb
SHA256

42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912
SHA512

7263bcdfc0458794ce362c1649a6852f34d4a9760cee65172afd00af203729cf80872afa7d5b36cdbb6e2fd9bf1f5ba00e66a6ca3086227a4f67f2adb1040659
SSDEEP

786432:DH22j0SJs237EEmAHS5lmqLKJp/R6nPzyWp/8dDfLy4Wf:7Twf237Eiy+qgfQuGUdDfLz2

Score

8^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4856-132-0x0000000000400000-0x0000000000575000-memory.dmp	upx
behavioral2/memory/4856-133-0x0000000000400000-0x0000000000575000-memory.dmp	upx
behavioral2/memory/4856-134-0x0000000000400000-0x0000000000575000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

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:

42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

description ioc process

File opened for modification \??\PhysicalDrive0 42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

Modifies registry class 15 IoCs

Processes:

42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\idex = "1e2bdc26cb8609a6c3eeca6f9564304f"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\svrid = "nmsyhee85ocqbt4ocozheg95wcsg"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\mid = "2384986091"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\mid = "2384986091"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\svrid = "nmsyhee85ocqbt4ocozheg95wcsg"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\idno = "0"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}\idno = "1"	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9B7A98EC-7EF9-468c-ACC8-37C793DBD7E0}\Implemented Categories\{A5F7140E-4311-4ef9-AABC-F55941B5EBE5}	42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe

C:\Users\Admin\AppData\Local\Temp\42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe
"C:\Users\Admin\AppData\Local\Temp\42df33352284d7476f10f6b953b48e430f78c85278442004ef5dcacbc3a48912.exe"
1⤵
- Adds Run key to start application
- Writes to the Master Boot Record (MBR)
- Modifies registry class
PID:4856

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/4856-132-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download
memory/4856-133-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download
memory/4856-134-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads