113a9808ba10c75423f8181c343931fe3ea1bb2598276ed35da16643edcbf4f6

Analysis

max time kernel
135s
max time network
125s
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 18:13

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General

Target

70b07646245cdcfabcb8b716008b451e_JaffaCakes118.dll
Size

224KB
MD5

70b07646245cdcfabcb8b716008b451e
SHA1

2b0707675b0c627520438557c0eac1f34b07cf12
SHA256

113a9808ba10c75423f8181c343931fe3ea1bb2598276ed35da16643edcbf4f6
SHA512

0292816cfbac2ec0b47a44a1cef3cc12f7fec14005b2a36c287a82dbf566ab578a8b9c6dcee8d78395b03bf90962718e53227b4a32cdfdd2b20b24dc2180831a
SSDEEP

6144:OfbDy7b10BJEKMuby0HSaPP29H983zQfP:cbDyN04KMubNyaXYKDQfP

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ = "Microsoft User"	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 47 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\ = "CFunPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CurVer\ = "BHO.FunPlayer.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ = "CFunPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\VersionIndependentProgID\ = "BHO.FunPlayer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\70b07646245cdcfabcb8b716008b451e_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\ = "CFunPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ = "IFunPlayer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ProgID\ = "BHO.FunPlayer.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\ = "BHO 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ = "IFunPlayer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\CLSID\ = "{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CLSID\ = "{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\70b07646245cdcfabcb8b716008b451e_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\AppID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3316 wrote to memory of 4304	3316	regsvr32.exe	84
PID 3316 wrote to memory of 4304	3316	regsvr32.exe	84
PID 3316 wrote to memory of 4304	3316	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\70b07646245cdcfabcb8b716008b451e_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3316
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\70b07646245cdcfabcb8b716008b451e_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4304

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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