e1c791ec6abe1b64d05e290681b71dab09b27bf6470029ca3ecfccab05538418

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 17:16

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General

Target

9c38f2eda2904314e270da783d82413a.dll
Size

712KB
MD5

9c38f2eda2904314e270da783d82413a
SHA1

36b519293160c40a3ebb21ad36b9e174eee5f420
SHA256

e1c791ec6abe1b64d05e290681b71dab09b27bf6470029ca3ecfccab05538418
SHA512

33a5d9595ee331d4af216570bcd52f27008299a3c4833522a7888c2c72b389d0ab7b6600b884f47fe88bc2ce47d67df4342d40b68b29f0d1a7f1275164dec8df
SSDEEP

12288:CHCqAM6vj9ASYe9dPSQBN9KtJ6IMLxaoSDVjEty7u8wbasfH1RU:CiqTyp3PSQNKP9MLxaoS2ty7nwbD7U

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-C58D-9BBA-3E28-2E186428DDC5}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9c38f2eda2904314e270da783d82413a.sh	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9c38f2eda2904314e270da783d82413a.sh\ = "sh"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9c38f2eda2904314e270da783d82413a.sh\Clsid\ = "{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\ProgID\ = "9c38f2eda2904314e270da783d82413a.sh"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9c38f2eda2904314e270da783d82413a.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9c38f2eda2904314e270da783d82413a.sh\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-C58D-9BBA-3E28-2E186428DDC5}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3484 wrote to memory of 1344	3484	regsvr32.exe	84
PID 3484 wrote to memory of 1344	3484	regsvr32.exe	84
PID 3484 wrote to memory of 1344	3484	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9c38f2eda2904314e270da783d82413a.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3484
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9c38f2eda2904314e270da783d82413a.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1344

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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