439202af5e70b2ca14cab29bfb8e90ce4be31c829b79728e1dbf344e01c96d04

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 18:56

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General

Target

3e7e1e4be3743aa1dcdfb4855361eaaa_JaffaCakes118.dll
Size

553KB
MD5

3e7e1e4be3743aa1dcdfb4855361eaaa
SHA1

17f350f8a6eee8dc99dd84d6d380f7ca6c1a641b
SHA256

439202af5e70b2ca14cab29bfb8e90ce4be31c829b79728e1dbf344e01c96d04
SHA512

05a9639e26058010daa61c77b77a20b9bbdf1d2dae477aab66aa7e3ccf4e66d059c6045ad34906efaeb878b19e79ea64b803e860ffd8f015a7f244f1ba62e695
SSDEEP

12288:Uwcu7OXseaDMe0Pxdt27mK/zYsLR3T8Nk0evAp0URIC6sMlmSd:UwR+seaDMe0PxdQLR3juP2Zs0b

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\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}\NoExplorer = "1"	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Explorer Bars	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Explorer Bars\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}	regsvr32.exe

Modifies registry class 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}\ = "searchersmart search enhancer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3e7e1e4be3743aa1dcdfb4855361eaaa_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3e7e1e4be3743aa1dcdfb4855361eaaa_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\ = "Search panel"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7DDD452D-FAD8-814B-8272-2CF79F4C1DB7}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4873EBC5-D9FB-F564-3353-8A01587BCFB3}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30
PID 2376 wrote to memory of 2952	2376	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3e7e1e4be3743aa1dcdfb4855361eaaa_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3e7e1e4be3743aa1dcdfb4855361eaaa_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2952

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

Replay Monitor

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Downloads