088cd09029d3293af0c3259b5c07b81b08ba129005843af664be7193a19deedb

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 18:16

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General

Target

fcdff01ba213b6b38922f09703506743_JaffaCakes118.dll
Size

296KB
MD5

fcdff01ba213b6b38922f09703506743
SHA1

7c81988827e01d2beb519a9759726ada13bf2bc2
SHA256

088cd09029d3293af0c3259b5c07b81b08ba129005843af664be7193a19deedb
SHA512

d6137645c8871eb91f8227c03ac4a982fc6081b1c449606c2259c65e899f1519d6ce71cf614f1ecb1a4a2bc40c6b978daf8ca3ce332c65b1c85f997b5b392c60
SSDEEP

6144:0S27nf1eCmDY6QgTSZxSFVaWEcUBuFEdSJ:t27nf14D1TTSZxiaZcUM

Score

6^/10

adware discovery 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\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 56 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib\ = "{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\ProgID\ = "SXG.Advisor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fcdff01ba213b6b38922f09703506743_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fcdff01ba213b6b38922f09703506743_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib\ = "{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CLSID\ = "{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\ = "SXG Advisor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ = "Iavxp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib\ = "{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\ = "avxp TL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ = "_IavxpEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ = "Iavxp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CurVer\ = "SXG.Advisor"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}\ = "_IavxpEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{88E1484E-537F-43B1-81A7-80DB91D8A9DE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\TypeLib\ = "{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AA4B7BA9-F534-4525-AD3B-903D29236120}\TypeLib\ = "{C29DECDF-7777-4CF2-8AAA-7387BFAD5B7E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\ = "SXG"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\VersionIndependentProgID\ = "SXG.Advisor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9FFA9CB-C9C9-42D5-8F4D-CFA33D45D572}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2264	3980	regsvr32.exe	82
PID 3980 wrote to memory of 2264	3980	regsvr32.exe	82
PID 3980 wrote to memory of 2264	3980	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\fcdff01ba213b6b38922f09703506743_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\fcdff01ba213b6b38922f09703506743_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2264

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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