1e8ced81e3c28567d8861152cb832ab56f51f78eba6f7f5624c2be1ec3dafc31

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 05:25

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General

Target

f52122e4b9b29dc59ed1443d9213ccd1_JaffaCakes118.dll
Size

164KB
MD5

f52122e4b9b29dc59ed1443d9213ccd1
SHA1

e46634c4ff7fc88ce048be5e47656e7148d6cc7b
SHA256

1e8ced81e3c28567d8861152cb832ab56f51f78eba6f7f5624c2be1ec3dafc31
SHA512

ff0a66dca448a02308ebe42adcb1ada0c7a6fd7f92c04645d30ec39ce6988bfef5499524aaa7a1885ac8004e1fa85e2d86fe5e33819417da4b01a942c09a5293
SSDEEP

3072:In5BsNXt5yQzSPi5cudjG88FLoV8XWcjt0ItoPGewFM:TXt5RkwcuBGVWyTmPGr

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\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}	regsvr32.exe

Modifies registry class 42 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\ = "Parameter 5.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\F52122~1.DLL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\ = "Parameter Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f52122e4b9b29dc59ed1443d9213ccd1_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib\ = "{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter.1\CLSID\ = "{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter\ = "Parameter Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter\CurVer\ = "Parameter.Parameter.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\ProgID\ = "Parameter.Parameter.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FFFFEECE-FD18-8222-2FB0-2935B9EA0517}\TypeLib\ = "{FFFFEECE-FD18-8222-2FB0-2935B9EA0516}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Parameter.Parameter.1\ = "Parameter Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FFFFEECE-FD18-8222-2FB0-2935B9EA0515}\VersionIndependentProgID\ = "Parameter.Parameter"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28
PID 936 wrote to memory of 1752	936	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f52122e4b9b29dc59ed1443d9213ccd1_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:936
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\f52122e4b9b29dc59ed1443d9213ccd1_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1752

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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