a19327ce1682fcc367ba2d04c5f9fa4fa75180b1d820b8cacac2a0254081d4f2

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 08:26

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General

Target

2de4ddaa6f589c6aa84e71a8289abd78_JaffaCakes118.dll
Size

102KB
MD5

2de4ddaa6f589c6aa84e71a8289abd78
SHA1

0041d979c206e218a4ffc7fc36d889822dbfbc33
SHA256

a19327ce1682fcc367ba2d04c5f9fa4fa75180b1d820b8cacac2a0254081d4f2
SHA512

0930e4dad81b8cbb6e73629cbf1ba10a2642b30501765f6d28581ce5956398be032c743e1f71ca517a9c996850d70afc73105f2c28e5051c99a8937e798449fb
SSDEEP

1536:DBFy58oS9YCvnFsgpxbZlA5VOM6lIx5ihgE58:1FyJxkFsUVdlIx5jR

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\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}	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 42 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2de4ddaa6f589c6aa84e71a8289abd78_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib\ = "{753A9DE8-F775-4F12-86B9-FB2AEA44D130}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\ProgID\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ = "IIEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib\ = "{753A9DE8-F775-4F12-86B9-FB2AEA44D130}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\VersionIndependentProgID\ = "IEHlprObj.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID\ = "{753A9DE2-F775-4F12-86B9-FB2AEA44D130}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2de4ddaa6f589c6aa84e71a8289abd78_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{753A9DE1-F775-4F12-86B9-FB2AEA44D130}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{753A9DE2-F775-4F12-86B9-FB2AEA44D130}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{753A9DE8-F775-4F12-86B9-FB2AEA44D130}\1.0\0\win32	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2224	regsvr32.exe
2224	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30
PID 2180 wrote to memory of 2224	2180	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2de4ddaa6f589c6aa84e71a8289abd78_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2de4ddaa6f589c6aa84e71a8289abd78_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:2224

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

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Downloads

memory/2224-0-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

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