1e3fcd966e2d0b63e5a89dc82788da8225c85926dfdfd16c6712aea5b6a0ab28

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/05/2024, 10:39

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General

Target
searchshelpx64.dll
Size 330KB
Sample240529-mqe7pace72
SHA256 ebdc8e5757d6b1af90243e50f944ebbfd144861383c2ff3fe67ff6a64057d596
MD5 088c76281c200260cd73e3e6725f4b6b
SHA1 6531486f15ab066a7b1e30bfeeffd3a40b22f3c0
SHA512 8ab3c6b986b967460296843727ac7300f3a5542c501565286c632d55bb7141b56d286e681ea49e3a1512743c205649cedc9e22649ac022690529d1c0b4c58696
SSDEEP 6144:CVmve2hErB1A8H33aCpx1LTH0lD1a6skC3ye0Lqpe:CVmvevB1jNnxy/ge
MD5 SHA1 SHA512 SSDEEP

Score

4^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\searchshelpx64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32	regsvr32.exe

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\searchshelpx64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\Background\shellex\ContextMenuHandlers\QSearchhelp	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\Background\shellex\ContextMenuHandlers\QSearchhelp\ = "{B5056B3B-2AE8-4157-944D-B1783EE0A03B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5056B3B-2AE8-4157-944D-B1783EE0A03B}\ = "QSearchhelp"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\searchshelpx64.dll
1⤵
- Registers COM server for autorun
- Modifies registry class
PID:640

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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