0002218907b83cc286625140102859198930075dee0ad1b2729b094d83ada84e

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 19:28

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General

Target

ac462cacc78e5d251f0a2ec7a430a353_JaffaCakes118.dll
Size

398KB
MD5

ac462cacc78e5d251f0a2ec7a430a353
SHA1

d2e31aa1e5df11fdd9cf0829968dc9c20934cf26
SHA256

0002218907b83cc286625140102859198930075dee0ad1b2729b094d83ada84e
SHA512

d52204e1430bc34acb0000f74a464b1b97d9c563133ea0bf9ee0ec97086daf7e2030af6ae9f64e982d7596b6d81fa430ca4b2dc4ab19ec96f72fe58973c6aa19
SSDEEP

6144:yk/rfm1OGjskHizxIl2niIEblDS0xgS5KY+hf0/Skkc3gN4NIKqbzB2sHz:ykjOD2niIErKY+f0/Skkc3gNwzyLT

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\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\ = "BHO"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\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 50 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\VersionIndependentProgID\ = "BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\BHO.DLL\AppID = "{65C994A2-C65A-4A20-BA92-AADAFC0DCE49}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ = "IBrowserPlugin"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\BHO.DLL	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{65C994A2-C65A-4A20-BA92-AADAFC0DCE49}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin\CLSID\ = "{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin\CurVer\ = "BHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin\ = "BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\TypeLib\ = "{F41AA71C-973A-4034-F98A-809CBD3D088D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\ = "BrowserPlugin"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{65C994A2-C65A-4A20-BA92-AADAFC0DCE49}\ = "BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin.1\CLSID\ = "{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\ProgID\ = "BHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib\ = "{F41AA71C-973A-4034-F98A-809CBD3D088D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin.1\ = "BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ac462cacc78e5d251f0a2ec7a430a353_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\TypeLib\ = "{F41AA71C-973A-4034-F98A-809CBD3D088D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8E7AD93B-3E87-423D-947F-A321FA7E31C4}\ = "IBrowserPlugin"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\ = "BHOLib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.BrowserPlugin\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2385A788-B9BF-5BD4-E937-A5B9870A1B1C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ac462cacc78e5d251f0a2ec7a430a353_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F41AA71C-973A-4034-F98A-809CBD3D088D}\1.0\FLAGS	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30
PID 1672 wrote to memory of 1740	1672	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ac462cacc78e5d251f0a2ec7a430a353_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ac462cacc78e5d251f0a2ec7a430a353_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1740

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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