3d92866db1214cc841e095a2a2215c98e111a3a500aa20991b4cfe096b249a2d

Analysis

max time kernel
99s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 10:03

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General

Target

e9bd9041d83318edb9373f6cbbb50417_JaffaCakes118.dll
Size

356KB
MD5

e9bd9041d83318edb9373f6cbbb50417
SHA1

33632c0fe57305d03d16a126264f0c532628c270
SHA256

3d92866db1214cc841e095a2a2215c98e111a3a500aa20991b4cfe096b249a2d
SHA512

f173f88d5c27198144eed47fd9864db06f32a614990e2d87c33986f0655010780d9caeba78b6dc24160ae06c8c83192e46df358c8d17ec97b0dff56a90920828
SSDEEP

6144:0RwnCV14uMFLx7IS+8SlQ/cWVZd6VRX1cfazL/hy1yxeOLDGn60x97E781:0RwnATS+8trqlcfaz7myxrDGn6008

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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\{a45313ed-73b6-341b-347c-8d1b753660bf}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a45313ed-73b6-341b-347c-8d1b753660bf}\NoExplorer = "\"\""	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars\{5b1f8ef8-c52a-d468-155a-769490acc65b}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars	regsvr32.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a45313ed-73b6-341b-347c-8d1b753660bf}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e9bd9041d83318edb9373f6cbbb50417_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a45313ed-73b6-341b-347c-8d1b753660bf}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a45313ed-73b6-341b-347c-8d1b753660bf}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e9bd9041d83318edb9373f6cbbb50417_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a45313ed-73b6-341b-347c-8d1b753660bf}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\ = "Search panel"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5b1f8ef8-c52a-d468-155a-769490acc65b}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a45313ed-73b6-341b-347c-8d1b753660bf}\ = "mysidesearch search enhancer"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 1712	1896	regsvr32.exe	86
PID 1896 wrote to memory of 1712	1896	regsvr32.exe	86
PID 1896 wrote to memory of 1712	1896	regsvr32.exe	86

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e9bd9041d83318edb9373f6cbbb50417_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e9bd9041d83318edb9373f6cbbb50417_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1712

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads