493859e049a43ce72e8bf273c863fce0d54e71fd61dc0d4d9a1ba672d0b12d11

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 16:45

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General

Target

2d14561a958de99a2ec202b8713ba3f0_JaffaCakes118.dll
Size

248KB
MD5

2d14561a958de99a2ec202b8713ba3f0
SHA1

8c2a30e5839b741e980c3dc1e58f8797266936f0
SHA256

493859e049a43ce72e8bf273c863fce0d54e71fd61dc0d4d9a1ba672d0b12d11
SHA512

82ff27ffb88180715073eb0d080d9585e2aa38e763c84c0f5e463c955ca4c0ad981c6310d0f8dda7c3f36a5cb6844a5fde30983dd862491bd86a19e97398d580
SSDEEP

6144:hhp4CW6AL00rKFo+KOxWe02XeayT+2s4G67+jmddQ76L7KrIIYvYBjN9O4bzwaGb:hzLpxa1IHQifBtYz

Score

8^/10

adware persistence stealer

Malware Config

Signatures

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe\Debugger = "C:\\Windows\\system32\\ctfmonxyz.exe"	regsvr32.exe

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	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\IExplore = "1"	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ctfmonxyz.exe	regsvr32.exe

Modifies registry class 41 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\D.1\ = "D"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\VersionIndependentProgID\ = "D"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID\ = "{F4F11FD8-10EF-364B-91EE-0351F474BCA2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\D.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\ProgID\ = "D.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib\ = "{0EAF47D9-D169-3A33-A127-A69FA28E8920}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ = "IDOMPeek"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\D\ = "D"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ = "IDOMPeek"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib\ = "{0EAF47D9-D169-3A33-A127-A69FA28E8920}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID\ = "{F4F11FD8-10EF-364B-91EE-0351F474BCA2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2d14561a958de99a2ec202b8713ba3f0_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\ = "LIB"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\D	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F4F11FD8-10EF-364B-91EE-0351F474BCA2}\ = "D"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EAF47D9-D169-3A33-A127-A69FA28E8920}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2d14561a958de99a2ec202b8713ba3f0_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3385DA0-7743-31C3-85EE-C3FDF4469BAA}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30
PID 2668 wrote to memory of 2696	2668	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2d14561a958de99a2ec202b8713ba3f0_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2d14561a958de99a2ec202b8713ba3f0_JaffaCakes118.dll
  2⤵
  - Event Triggered Execution: Image File Execution Options Injection
  - Installs/modifies Browser Helper Object
  - Drops file in System32 directory
  - Modifies registry class
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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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