01b02b1d0de804606500fd14bd875e01f29807ce51c49aed4329dc346b31fd62

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2024, 15:25

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General

Target

ff967e3203b56c16de7151b2b14f52ae_JaffaCakes118.dll
Size

140KB
MD5

ff967e3203b56c16de7151b2b14f52ae
SHA1

f7fa2ebf93e16efb9cbdf9bbd3e07461e19c5fec
SHA256

01b02b1d0de804606500fd14bd875e01f29807ce51c49aed4329dc346b31fd62
SHA512

ea7ca664451cd1aa53eb4ca74f6defd9e5597d374a2a0d3b08810a196be7ff6ddad59fe37da576062caf3530548c485b2db54656e7a1b7f1f767af62da1a8981
SSDEEP

1536:lqTdtFdkq4BXiDFrcAI9zW5kopyNBD2WQJjFYrUJHz9S0/EC/u48VM28XZtxspM:lqTdtk2DVx5koyKwoj/RqVM2ytxCM

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\{1D90D801-EEB9-4220-BF42-A5E9086F506A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\ = "JavaModule"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 51 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib\ = "{B47E92EE-E799-4988-A733-A437601CDBA8}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib\ = "{B47E92EE-E799-4988-A733-A437601CDBA8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO\ = "JavaModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ = "ICLinkerBHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\ProgID\ = "JavaModule.JavaModule.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ff967e3203b56c16de7151b2b14f52ae_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ = "ICLinkerBHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\TypeLib\ = "{D240873E-2B2F-486b-BCDB-588A45C4B2B9}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO\CurVer\ = "JavaModule.51"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\ = "CJavaModule 5.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO\CLSID\ = "{1D90D801-EEB9-4220-BF42-A5E9086F506A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ff967e3203b56c16de7151b2b14f52ae_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\AppID = "{1BA40073-3D6E-4733-AAB6-AAE486F1554A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD55CBDB-42C5-4F40-81C4-B40D76510A8E}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\JavaModule.DLL\AppID = "{1BA40073-3D6E-4733-AAB6-AAE486F1554A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO.1\CLSID\ = "{1D90D801-EEB9-4220-BF42-A5E9086F506A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\ = "JavaModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLinker.CLinkerBHO.1\ = "JavaModule"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D90D801-EEB9-4220-BF42-A5E9086F506A}\VersionIndependentProgID\ = "JavaModule.JavaModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{1BA40073-3D6E-4733-AAB6-AAE486F1554A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B47E92EE-E799-4988-A733-A437601CDBA8}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{1BA40073-3D6E-4733-AAB6-AAE486F1554A}\ = "JavaModule"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\JavaModule.DLL	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3580 wrote to memory of 4208	3580	regsvr32.exe	85
PID 3580 wrote to memory of 4208	3580	regsvr32.exe	85
PID 3580 wrote to memory of 4208	3580	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ff967e3203b56c16de7151b2b14f52ae_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3580
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ff967e3203b56c16de7151b2b14f52ae_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4208

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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