bc1792172db8922bf268877ef2c0c44d92ed7d554072454d720339fc911b7030

Analysis

max time kernel
134s
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
18/08/2024, 05:01

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General

Target

a57c32da3d89e657a10ba6a8f2dfb954_JaffaCakes118.dll
Size

142KB
MD5

a57c32da3d89e657a10ba6a8f2dfb954
SHA1

515206fcf07f8c037e9a8379c8c05bd097daa0d7
SHA256

bc1792172db8922bf268877ef2c0c44d92ed7d554072454d720339fc911b7030
SHA512

f65375c10d1efe65dc1625d458c03da00cbf95bce715b18c884e159c59cc0843c553c2afcccfcc7c381706b0b67960ed470389aace4a269b4641ec17fbcdf3df
SSDEEP

1536:wA2D7PJjH/9Fa9i7uDxJU4exSVhqZ2dCcN2Zy1HnoN6dB507GpNJjUa:c7RHWV97hm28jyloN6dB5RTJZ

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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}	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 60 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a57c32da3d89e657a10ba6a8f2dfb954_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer\ = "EpicPlay.TextLinks.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\ = "EPlay 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID\ = "EpicPlay.TextLinks"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a57c32da3d89e657a10ba6a8f2dfb954_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\ = "EpicPlay Games"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\ = "EpicPlay Games"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID\ = "EpicPlay.TextLinks.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 3008	3352	regsvr32.exe	84
PID 3352 wrote to memory of 3008	3352	regsvr32.exe	84
PID 3352 wrote to memory of 3008	3352	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a57c32da3d89e657a10ba6a8f2dfb954_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a57c32da3d89e657a10ba6a8f2dfb954_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3008

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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