8b6a849cc347a60193d35b5a516a541c56361bf21f7c75e5e0356ea313d98da8

Analysis

max time kernel
133s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 08:00

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General

Target

b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll
Size

854KB
MD5

b2af7bf72210a8209c7ba1a76e64dd97
SHA1

44abcfbbb748f8cdc053e040347262e131f0e4da
SHA256

8b6a849cc347a60193d35b5a516a541c56361bf21f7c75e5e0356ea313d98da8
SHA512

3ba6db0e439906a7a8aa9d172f573c987018489e69bde23de68704c1cd0adf71f611fc44407b1e5c8426460ce224f8b9f3076a52e578f9d422a28bc480201217
SSDEEP

24576:5iIG/U1LdoGHP2uep43mNh6FQNPcRwojUaT7JNWKLdQM:5rN5HP2ffkFQNeFT7Jz

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\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\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 Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\IEWatsonEnabled = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{D7E97865-918F-41E4-9CD0-25AB1C574CE8} = 00	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WS.com IE Toolbar\ = "IE toolbar"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.CoInboxJS\Clsid\ = "{042DA63B-0933-403D-9395-B49307691690}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WST404\Clsid\ = "{37540F19-DD4C-478B-B2DF-C19281BCAF27}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\ = "Inbox"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\inbox\CLSID = "{37540F19-DD4C-478B-B2DF-C19281BCAF27}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.CoInboxJS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Implemented Categories\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\ = "IInboxJS"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\inbox	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WS.com IE Toolbar\Clsid\ = "{D7E97865-918F-41E4-9CD0-25AB1C574CE8}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}\ProgID\ = "Inbox.WST404"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\ = "IE toolbar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\ProgID\ = "Inbox.CoInboxJS"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WS.com IE Toolbar	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\ = "&Inbox Toolbar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\TypeLib\ = "{CBEF8724-D080-4737-88DA-111EEC6651AA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CBEF8724-D080-4737-88DA-111EEC6651AA}\1.0\ = "Inbox JavaScript Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\ProgID\ = "Inbox.WS.com IE Toolbar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WST404	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.WS.com IE Toolbar\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37540F19-DD4C-478B-B2DF-C19281BCAF27}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3D233D5-9F6D-436C-B6C7-E63F77503B30}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7E97865-918F-41E4-9CD0-25AB1C574CE8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Inbox.CoInboxJS\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{042DA63B-0933-403D-9395-B49307691690}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE057E0D-2D7E-4DFF-A890-07BA69B8C762}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 4792	3968	regsvr32.exe	84
PID 3968 wrote to memory of 4792	3968	regsvr32.exe	84
PID 3968 wrote to memory of 4792	3968	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3968
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b2af7bf72210a8209c7ba1a76e64dd97_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:4792

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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads