1fe1e23f72e03be5eb5eda67fc45142e68d254addfe77177e980afc80a2f5f30

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 10:43

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General

Target

300e0fe2845566111905d0a9dcbcd256_JaffaCakes118.dll
Size

142KB
MD5

300e0fe2845566111905d0a9dcbcd256
SHA1

e4c1602251e53c5698c1d2ee7c5ebcfc82b55030
SHA256

1fe1e23f72e03be5eb5eda67fc45142e68d254addfe77177e980afc80a2f5f30
SHA512

9412f305935342ec3a43c76ab34038349a352a2d38f82d1244db21d4bb290b351487953d6acf2fdaa1669fc9785a01d580086062f5dbe6591da45a4cdfcb1129
SSDEEP

3072:wEk6AlK+xE24sCTJdMIaTCmOWt55jBpX:06AlJK2yl25Zj

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\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\ = "Game Add-on ArcadeWeb"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 60 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\300e0fe2845566111905d0a9dcbcd256_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon\CLSID\ = "{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\300e0fe2845566111905d0a9dcbcd256_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\ = "ExpExt TLib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ = "IExtension"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon\CurVer\ = "AModule.Addon.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\ProgID\ = "AModule.Addon.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon\ = "Game Add-on ArcadeWeb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\TypeLib\ = "{2A04A1D0-1969-400e-A53C-6A5433A4B658}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon.1\CLSID\ = "{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\VersionIndependentProgID\ = "AModule.Addon"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ = "_IExtensionEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib\ = "{2A04A1D0-1969-400E-A53C-6A5433A4B658}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib\ = "{2A04A1D0-1969-400E-A53C-6A5433A4B658}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon.1\ = "Game Add-on ArcadeWeb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\ = "Game Add-on ArcadeWeb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ = "IExtension"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F531FB1-7C1F-4e1a-8C0C-E8D6177130E2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib\ = "{2A04A1D0-1969-400E-A53C-6A5433A4B658}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib\ = "{2A04A1D0-1969-400E-A53C-6A5433A4B658}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D9D903F6-26EF-4716-BBD0-D9513E8FDE9B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AModule.Addon.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2A04A1D0-1969-400E-A53C-6A5433A4B658}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\ = "_IExtensionEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{21C1577D-B190-4F9D-8034-F26DE5F9F3C2}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30
PID 1720 wrote to memory of 924	1720	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\300e0fe2845566111905d0a9dcbcd256_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\300e0fe2845566111905d0a9dcbcd256_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:924

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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