05fb9cd9fad19fb2e4dad552063c246cd94b0054a66c84d636e76b2d20932004

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 18:56

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General

Target

c7732c6bcf3c777491fade64ed1522e7_JaffaCakes118.dll
Size

262KB
MD5

c7732c6bcf3c777491fade64ed1522e7
SHA1

95918898120f42f8c6ee648b2119ff2b67092a57
SHA256

05fb9cd9fad19fb2e4dad552063c246cd94b0054a66c84d636e76b2d20932004
SHA512

11ef06d0be4cd0d78b889a26377ecdf33143eee9ef5681e2928321fa1030892b90a186f621a417282eb0b9d9a44a131b72bc61478a6a1c999527f7413a508191
SSDEEP

3072:9PyP/RgELkX7V6UMU9CWRh+YJlq3gY+Tz+ZKTtB9EbcEeqc:9PyP/do7VcQCWgto+ZW6I7qc

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{33addf4a-b82f-4514-a1ba-09bd8726aae1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\ = "Ski Search 1.0.0.7"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\NoExplorer = "1"	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 34 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ = "ISkiSearch"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib\ = "{8A749E56-9C2B-4D34-95C8-4A16F56418B3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ = "ISkiSearch"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c7732c6bcf3c777491fade64ed1522e7_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib\ = "{8A749E56-9C2B-4D34-95C8-4A16F56418B3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c7732c6bcf3c777491fade64ed1522e7_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\ = "SkiSearchIEClientLib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3741EAB-3C1E-4F12-9F68-70916ECED066}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\ = "Ski Search 1.0.0.7"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\TypeLib\ = "{8a749e56-9c2b-4d34-95c8-4a16f56418b3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{33addf4a-b82f-4514-a1ba-09bd8726aae1}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8A749E56-9C2B-4D34-95C8-4A16F56418B3}\1.0\0	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30
PID 1528 wrote to memory of 2140	1528	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7732c6bcf3c777491fade64ed1522e7_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c7732c6bcf3c777491fade64ed1522e7_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2140

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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