227248a3bc538531661a765eb721f1f83827895d4fc74bcadad9ab51fb926792

Analysis

max time kernel
92s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 21:59

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General

Target
368f5a68a58fc000104fb0ae80759980_JaffaCakes118.dll
Size 127KB
Sample240710-1wa2tascpp
SHA256 227248a3bc538531661a765eb721f1f83827895d4fc74bcadad9ab51fb926792
MD5 368f5a68a58fc000104fb0ae80759980
SHA1 cd8bb5b65498ba4b2b2bfd72bba5c5dac4da0818
SHA512 741d51b54e1963ae80f8035952c135daf8789f1d129c777032d4fccb52465883a760e5722b3912d2fda944117096b9dd5c73562f2875415e03b971f1f0b6a346
SSDEEP 3072:VHwaqqIuBdXpKSrzakRCUrI9WAr5QCRa:l5Iu7X7fX92+6
MD5 SHA1 SHA512 SSDEEP

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 created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 60 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\ = "RivalGaming Games"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer\ = "RivalGaming.Module.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\ = "RivalGaming Games"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\ = "RivalGaming Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\368f5a68a58fc000104fb0ae80759980_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID\ = "RivalGaming.Module"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\368f5a68a58fc000104fb0ae80759980_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID\ = "RivalGaming.Module.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib\ = "{275DA4CE-9717-4da7-B19B-490CB937718F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 4800	3308	regsvr32.exe	83
PID 3308 wrote to memory of 4800	3308	regsvr32.exe	83
PID 3308 wrote to memory of 4800	3308	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\368f5a68a58fc000104fb0ae80759980_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3308
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\368f5a68a58fc000104fb0ae80759980_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4800

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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