fc7721469a6bc1f6c219eae75d0e17c62b71307c0b1c2aa787f125d638bc227d

Analysis

max time kernel
149s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 11:05

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General

Target

6f4f2822571890338cc755ad2e39643f_JaffaCakes118.dll
Size

188KB
MD5

6f4f2822571890338cc755ad2e39643f
SHA1

924cb10e70dd295146d7bfb7f9ba860efd2e1cb4
SHA256

fc7721469a6bc1f6c219eae75d0e17c62b71307c0b1c2aa787f125d638bc227d
SHA512

1e4db62af692f93c898464feb97c9b88be02c4dcc58a284edbc5e8c103e7f606d3f650e7cdd980b0d529293e475741898b63a4d2932ca29a43a8a7674051fcf6
SSDEEP

3072:89/46JCA3nzQfNuK29Jrwpw09iIfG0Y2qIRh565JWAUlHZNl0M/mrY+:8t46JCEzUP29FgH5LbIrGZ3h

Score

6^/10

adware discovery 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\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}	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 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp.1\ = "CafeHelp Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp\ = "CafeHelp Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6f4f2822571890338cc755ad2e39643f_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp\CLSID\ = "{10B1DF70-B919-447C-94AC-ED3BB4C38C38}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp\CurVer\ = "CafeHelpIE.CafeHelp.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\ = "CafeHelpIE 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\ProgID\ = "CafeHelpIE.CafeHelp.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\ = "CafeHelp Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib\ = "{A003384A-A4AA-4CFC-80B7-43EDE29F1802}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp.1\CLSID\ = "{10B1DF70-B919-447C-94AC-ED3BB4C38C38}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6f4f2822571890338cc755ad2e39643f_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ = "ICafeHelp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ = "ICafeHelp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CafeHelpIE.CafeHelp\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\TypeLib\ = "{A003384A-A4AA-4CFC-80B7-43EDE29F1802}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A003384A-A4AA-4CFC-80B7-43EDE29F1802}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib\ = "{A003384A-A4AA-4CFC-80B7-43EDE29F1802}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{10B1DF70-B919-447C-94AC-ED3BB4C38C38}\VersionIndependentProgID\ = "CafeHelpIE.CafeHelp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C2F411FB-8743-45B2-B15B-25D18E64B26E}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1744	1624	regsvr32.exe	84
PID 1624 wrote to memory of 1744	1624	regsvr32.exe	84
PID 1624 wrote to memory of 1744	1624	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\6f4f2822571890338cc755ad2e39643f_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\6f4f2822571890338cc755ad2e39643f_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1744

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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