237cd6aaa802045f8aa81573de4186486d633723e965bc6bf844b279c90987cd

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22/05/2024, 15:00

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
67a84e205b618b8f66f16baec50594e3_JaffaCakes118.dll
Size 166KB
Sample240522-sdjbgafc2z
SHA256 237cd6aaa802045f8aa81573de4186486d633723e965bc6bf844b279c90987cd
MD5 67a84e205b618b8f66f16baec50594e3
SHA1 96dee94a2840faa82da423607ac99cf1d7dbc076
SHA512 4a22db37e61095037a7628cf040ecef5bf0ea7c823f9489d3f30080b66cb166ba2c58113eddb6660ffe935cb069b5a7898e799637c4667aeb39862c9367a5d3e
SSDEEP 3072:ZPCRuSgIR9QXkdkzRpgIyHXRMiSXhQU5GA+Nug:utjHsV4A
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\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\ = "skywidget"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 51 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\ = "skywidget 1.0 Çü½Ä ¶óÀÌºê·¯¸®"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj\CurVer\ = "skywidget.skywidget_Obj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\VersionIndependentProgID\ = "skywidget.skywidget_Obj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\67a84e205b618b8f66f16baec50594e3_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib\ = "{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{E4A7A183-E1E4-4B6C-8801-8D787E32A01A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{E4A7A183-E1E4-4B6C-8801-8D787E32A01A}\ = "skywidget"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj.1\ = "skywidget_Obj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\ = "skywidget"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj.1\CLSID\ = "{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\67a84e205b618b8f66f16baec50594e3_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ = "Iskywidget_Obj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\AppID = "{E4A7A183-E1E4-4B6C-8801-8D787E32A01A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\skywidget.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\skywidget.DLL\AppID = "{E4A7A183-E1E4-4B6C-8801-8D787E32A01A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib\ = "{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ = "Iskywidget_Obj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj\ = "skywidget_Obj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj\CLSID\ = "{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\TypeLib\ = "{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\skywidget.skywidget_Obj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C92B1604-4D70-41DF-8DFF-E7BBC6C59CFD}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC6D9FF6-5B26-4607-9D1E-02699F83265C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\ProgID\ = "skywidget.skywidget_Obj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AC6C4E6-9E10-4D22-A4D8-8C371C1FD6E2}\VersionIndependentProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 876	388	regsvr32.exe	82
PID 388 wrote to memory of 876	388	regsvr32.exe	82
PID 388 wrote to memory of 876	388	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\67a84e205b618b8f66f16baec50594e3_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\67a84e205b618b8f66f16baec50594e3_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:876

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

Replay Monitor

Loading Replay Monitor...

Downloads