b30c81525d963dd894b5316b6e2b1ffb7a0669ddbdc0cbdd3f46e03b7ed23122

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 08:15

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General

Target

1a8fd70058af620733614cc094c97ea5_JaffaCakes118.dll
Size

28KB
MD5

1a8fd70058af620733614cc094c97ea5
SHA1

3d94325d45fe88e3c091851534d9aa556b3c48f6
SHA256

b30c81525d963dd894b5316b6e2b1ffb7a0669ddbdc0cbdd3f46e03b7ed23122
SHA512

a4e5e39876b7b8022644295b9ad0bb1691e420ef59704c40074a0a24e5caf462eff9251b78a967bb2f19e3fb7609300c07d13f802c7ba71c230a55216b5f0f72
SSDEEP

384:3pfe2Ix2htQk67+dwhXbQwFprZuW6xLBTGoa:3E2Ietnc+darQmp9qjba

Score

6^/10

adware 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

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{598C33CB-510E-4857-9801-78F1D892879C}\ = "WEB·´²¡¶¾±£»¤"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{598C33CB-510E-4857-9801-78F1D892879C}	regsvr32.exe

Modifies registry class 46 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\ = "WEB·´²¡¶¾±£»¤"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\TypeLib\ = "{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1a8fd70058af620733614cc094c97ea5_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1a8fd70058af620733614cc094c97ea5_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib\ = "{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\ProgID\ = "ClickDll.IEDll.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\VersionIndependentProgID\ = "ClickDll.IEDll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\ = "ClickDll 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib\ = "{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll.1\CLSID\ = "{598C33CB-510E-4857-9801-78F1D892879C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll\CurVer\ = "ClickDll.IEDll.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ = "IIEDll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll\ = "WEB·´²¡¶¾±£»¤"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll\CLSID\ = "{598C33CB-510E-4857-9801-78F1D892879C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ = "IIEDll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BB7F455B-142A-4EA9-8EB1-53155856C327}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ClickDll.IEDll.1\ = "WEB·´²¡¶¾±£»¤"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{598C33CB-510E-4857-9801-78F1D892879C}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DB621D78-D4DF-4FD3-AB8C-A55585C1BD1D}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3444 wrote to memory of 2492	3444	regsvr32.exe	regsvr32.exe
PID 3444 wrote to memory of 2492	3444	regsvr32.exe	regsvr32.exe
PID 3444 wrote to memory of 2492	3444	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1a8fd70058af620733614cc094c97ea5_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\1a8fd70058af620733614cc094c97ea5_JaffaCakes118.dll
2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2492

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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