369d6702fe7064189fbf8c1a98c070d729b043aabea3ff6dd741abc1f51cf8dc

Analysis

max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 17:15

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General

Target

a36c13e5ea26fb1da6767468c5aedaab_JaffaCakes118.dll
Size

152KB
MD5

a36c13e5ea26fb1da6767468c5aedaab
SHA1

4b31d0186c5c90cae9e6d87d310a7296e215569c
SHA256

369d6702fe7064189fbf8c1a98c070d729b043aabea3ff6dd741abc1f51cf8dc
SHA512

9a4cf3b941c1a01faeb4458861d36797617d7336f4bc0defec30f08bbad22a6528c396b62b28af91fbc5f0c2b25707fc8d12cb602e4f21c8ab4de6f62d3a6a63
SSDEEP

3072:Dx+kknWXJLKpHSP+Mr74x1m4+yZRhakdZnlGcY6:Dckf0HejFY/a0c

Score

6^/10

adware discovery 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\{9CD70E31-074D-4C61-8063-98FCE57E6A10}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\ = "CodecPlugin Class"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\NoExplorer = "1"	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 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink\CurVer\ = "CodecBHO.XMLDOMDocumentEventsSink.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{251EA54C-5C5D-4B7F-AA6A-8452B322D4EC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink.1\ = "XMLDOMDocumentEventsSink Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a36c13e5ea26fb1da6767468c5aedaab_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\ = "XMLDOMDocumentEventsSink Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\TypeLib\ = "{FFE01925-0360-4AFF-B283-184F92AF2A76}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\TypeLib\ = "{FFE01925-0360-4AFF-B283-184F92AF2A76}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\AppID = "{251EA54C-5C5D-4B7F-AA6A-8452B322D4EC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\ = "CodecBHO 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\ProgID\ = "CodecBHO.XMLDOMDocumentEventsSink.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a36c13e5ea26fb1da6767468c5aedaab_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\AppID = "{251EA54C-5C5D-4B7F-AA6A-8452B322D4EC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin\CLSID\ = "{9CD70E31-074D-4C61-8063-98FCE57E6A10}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\TypeLib\ = "{FFE01925-0360-4AFF-B283-184F92AF2A76}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\ = "IXMLDOMDocumentEventsSink"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\ = "CodecPlugin Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\ = "ICodecPlugin"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\CodecBHO.DLL\AppID = "{251EA54C-5C5D-4B7F-AA6A-8452B322D4EC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink\CLSID\ = "{BD4102F5-48C4-4601-B9FB-E736C8312836}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FFE01925-0360-4AFF-B283-184F92AF2A76}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CD70E31-074D-4C61-8063-98FCE57E6A10}\TypeLib\ = "{FFE01925-0360-4AFF-B283-184F92AF2A76}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\CodecBHO.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink\ = "XMLDOMDocumentEventsSink Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD4102F5-48C4-4601-B9FB-E736C8312836}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\TypeLib\ = "{FFE01925-0360-4AFF-B283-184F92AF2A76}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{46143AC8-5FBC-4383-9CB4-5AC280DF8748}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink.1\CLSID\ = "{BD4102F5-48C4-4601-B9FB-E736C8312836}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.XMLDOMDocumentEventsSink	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin\CurVer\ = "CodecBHO.CodecPlugin.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\ = "ICodecPlugin"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3106DA71-684A-4FE2-8C7F-26ED25787DE0}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{251EA54C-5C5D-4B7F-AA6A-8452B322D4EC}\ = "CodecBHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin.1\ = "CodecPlugin Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CodecBHO.CodecPlugin.1\CLSID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 1608	2800	regsvr32.exe	84
PID 2800 wrote to memory of 1608	2800	regsvr32.exe	84
PID 2800 wrote to memory of 1608	2800	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a36c13e5ea26fb1da6767468c5aedaab_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a36c13e5ea26fb1da6767468c5aedaab_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1608

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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