53e749d3a8e05369d191e58382574c47a7ee5a61ae016230ad60c7fb8b7b2520

Analysis

max time kernel
103s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 17:36

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General

Target

JaffaCakes118_8ae2da00f8788ccb24c788c63f557304.dll
Size

78KB
MD5

8ae2da00f8788ccb24c788c63f557304
SHA1

15f6cc2760226f2cb06aabb312fbaa8f3b24ced3
SHA256

53e749d3a8e05369d191e58382574c47a7ee5a61ae016230ad60c7fb8b7b2520
SHA512

98c5f820d8ac6f09388c5d2c2750307597554b5497be90b536dd090e522b23dbdf5ff19cadcbf784bc8f2c125badbe378e88c0347af86acff6fc89afa8fbf854
SSDEEP

1536:j4nQuutahYTG+JQXpY+dyUdMMZ6G3m3zTaG3KM:jwQuutahmQW+dyUF3mXacKM

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\{D4B669E1-CDD4-2208-7A42-A045F4609710}	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\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_8ae2da00f8788ccb24c788c63f557304.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ = "xunlei Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID\ = "Thunder.xunlei.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\ = "xunlei Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\ = "xunlei Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer\ = "Thunder.xunlei.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\ = "Thunder 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_8ae2da00f8788ccb24c788c63f557304.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID\ = "Thunder.xunlei"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 2376	4884	regsvr32.exe	86
PID 4884 wrote to memory of 2376	4884	regsvr32.exe	86
PID 4884 wrote to memory of 2376	4884	regsvr32.exe	86

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ae2da00f8788ccb24c788c63f557304.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ae2da00f8788ccb24c788c63f557304.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2376

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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