d134ed6bfcb14e15589cfac8d82daea19cc9feff907755cfee61297eb560b04c

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 13:20

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General

Target

9985ea36462c5b3ed9abdcacc301e335.dll
Size

601KB
MD5

9985ea36462c5b3ed9abdcacc301e335
SHA1

405b14c25819c537143d5a55f9886a5635e43c10
SHA256

d134ed6bfcb14e15589cfac8d82daea19cc9feff907755cfee61297eb560b04c
SHA512

6268671850222a03a71595d3b586a56b067879d91d39f1857752113617dbf2a7b3c11baa349642b0d3f64acfb84e216546d0120ec47f9ec24ec4cd436b810e34
SSDEEP

12288:FO8ifHyNMBDmPqtD3p3nq8T0TvMbLYy6khH:FOlSNM0PqRkQmALYhk

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\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9985ea36462c5b3ed9abdcacc301e335.QvodExtend	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9985ea36462c5b3ed9abdcacc301e335.QvodExtend\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9985ea36462c5b3ed9abdcacc301e335.QvodExtend\Clsid\ = "{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9985ea36462c5b3ed9abdcacc301e335.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}\ProgID\ = "9985ea36462c5b3ed9abdcacc301e335.QvodExtend"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53AC8551-0DE0-4606-8A1E-A51AF20ADD60}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9985ea36462c5b3ed9abdcacc301e335.QvodExtend\Clsid	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28
PID 3020 wrote to memory of 2532	3020	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9985ea36462c5b3ed9abdcacc301e335.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9985ea36462c5b3ed9abdcacc301e335.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2532

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

Replay Monitor

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Downloads

memory/2532-0-0x0000000000250000-0x00000000002E4000-memory.dmp

Filesize
592KB

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