e5d140a46533fdf880291817b6b2aa1bbdbe7daebb3c0f81562b94565c6f3045

Analysis

max time kernel
133s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 02:11

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General

Target
e08654d36f380969ec522f986e7418c1.dll
Size 562KB
Sample240327-cmcbhsdb8v
SHA256 e5d140a46533fdf880291817b6b2aa1bbdbe7daebb3c0f81562b94565c6f3045
MD5 e08654d36f380969ec522f986e7418c1
SHA1 d905689726ff9f8a944499b3411547d4dd3e6c4e
SHA512 ca9910b873607ea1966de10770e342a9958d97162e0cc3b714cfa0cc58feeaf35dc8c624a9152086871c18edd26fa0b61af40c3625b07dae620406b9fe77937f
SSDEEP 12288:+0Et9YDc/Tk4Po4wSSqodPF9C2vTgYn8I7C/7R9:utWDcw4o4Ts/9CknpGDR
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\e08654d36f380969ec522f986e7418c1.sh\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\e08654d36f380969ec522f986e7418c1.sh\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e08654d36f380969ec522f986e7418c1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\e08654d36f380969ec522f986e7418c1.sh	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\e08654d36f380969ec522f986e7418c1.sh\Clsid\ = "{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-74C8-948A-61F6-7C5BD6539E86}\ProgID\ = "e08654d36f380969ec522f986e7418c1.sh"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 3040	3556	regsvr32.exe	84
PID 3556 wrote to memory of 3040	3556	regsvr32.exe	84
PID 3556 wrote to memory of 3040	3556	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e08654d36f380969ec522f986e7418c1.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e08654d36f380969ec522f986e7418c1.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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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