5b2af4ccfd67d0b9024d626a297be205bd62ee9ac30b57c91bd22e2461cf1f8c

Analysis

max time kernel
51s
max time network
56s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22/06/2024, 04:17

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General

Target
01380ea4714b64606ecf0a02b20e7c48_JaffaCakes118.dll
Size 181KB
Sample240622-ewdxtaxepg
SHA256 5b2af4ccfd67d0b9024d626a297be205bd62ee9ac30b57c91bd22e2461cf1f8c
MD5 01380ea4714b64606ecf0a02b20e7c48
SHA1 1a8c247105c287902c97cbf73fb665db2fece9bb
SHA512 de74aa636e4cbe9d9100f86524a3b3859324f0cf661598b05bfd0c338945d3663509448522febdbf9a792e616b4a792bc6e8dfe2b0f50c626ce5b73ef3049a4d
SSDEEP 3072:aOcuyoKtid8qHQacZN25jeIqKnXiH3pxf8fvl62EKHZokf:nfKtidfwcVeQXiH3p6fcw
MD5 SHA1 SHA512 SSDEEP

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\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 12 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ButtonText = "ÖÐÎÄÉÏÍø"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\MenuStatusBar = "ÖÐÎÄÉÏÍøÉèÖÃ"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\HotIcon = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01380E~1.DLL,204"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\Icon = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01380E~1.DLL,204"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\CLSID = "{1FBA04EE-3024-11d2-8F1F-0000F87ABD16}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\Default Visible = "Yes"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\MenuText = "ÖÐÎÄÉÏÍø"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ClsidExtension = "{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ButtonText = "Chinese Navigation"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\MenuText = "Chinese Navigation"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Extensions\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\MenuStatusBar = "Chinese Navigation"	regsvr32.exe

Modifies registry class 42 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib\ = "{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ = "CdnForIE Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\VersionIndependentProgID\ = "CdnForIE.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01380ea4714b64606ecf0a02b20e7c48_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj\ = "CndForIE Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj.1\CLSID\ = "{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj\CurVer\ = "CndForIE.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01380E~1.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj.1\ = "CndForIE Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CdnForIE.IEHlprObj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ = "IIEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\ = "CdnForIE 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\TypeLib\ = "{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\ProgID\ = "CndForIE.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5C3853CF-C7E0-4946-B3FA-1ABDB6F48108}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C3853CE-C7E0-4946-B3FA-1ABDB6F48108}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5C3853CD-C7E0-4946-B3FA-1ABDB6F48108}\ = "IIEHlprObj"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3156 wrote to memory of 1732	3156	regsvr32.exe	81
PID 3156 wrote to memory of 1732	3156	regsvr32.exe	81
PID 3156 wrote to memory of 1732	3156	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\01380ea4714b64606ecf0a02b20e7c48_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3156
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\01380ea4714b64606ecf0a02b20e7c48_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1732

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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