fc163de9bcc68c140789c3365e34550186c5c65181194a8bf0d5b7179f867836

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2024 03:18

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General

Target

2ed02f2051738b56c2cb04025d3db308_JaffaCakes118.dll
Size

9KB
MD5

2ed02f2051738b56c2cb04025d3db308
SHA1

b5b9f45427396628703bc5133e2eeb4eb7294701
SHA256

fc163de9bcc68c140789c3365e34550186c5c65181194a8bf0d5b7179f867836
SHA512

b0605ad756d7dc651155e7d857f05aa43b4e26ea4b4ffb6eaeac90eaf3eefa03e90df9cfa06c824e74a0cf469e92291da72b714448dca7a376f2f856f2d0fbe9
SSDEEP

192:X+CzKl7aVr+F17B5quAICiLLmEZFwTqXl:X+yrr+17/CiTZD

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{455875B5-93F3-429D-FF34-660B206D897C}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2ed02f2051738b56c2cb04025d3db308_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2ed02f2051738b56c2cb04025d3db308_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{455875B5-93F3-429D-FF34-660B206D897C}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 3888	892	regsvr32.exe	82
PID 892 wrote to memory of 3888	892	regsvr32.exe	82
PID 892 wrote to memory of 3888	892	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2ed02f2051738b56c2cb04025d3db308_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:892
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2ed02f2051738b56c2cb04025d3db308_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3888

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/3888-0-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/3888-1-0x0000000010006000-0x0000000010007000-memory.dmp

Filesize
4KB

Download
memory/3888-2-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download