1e560c2fb49aa2ab33129c2144fdbf535ac18bc01fbd7223a45d3540e15ce0b4

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 17:00

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General

Target

3e27483c24c62b31a87a2fe75817994c_JaffaCakes118.dll
Size

123KB
MD5

3e27483c24c62b31a87a2fe75817994c
SHA1

54bdb74699f18ba5014dadf39255354be8697ae4
SHA256

1e560c2fb49aa2ab33129c2144fdbf535ac18bc01fbd7223a45d3540e15ce0b4
SHA512

671856938e73942fad2f2558a561f6b2aa8605bfc1940cc2aadda43712595dad04e643de2a41ed50dcef5648a8379860e641da5d4e9f76a745b4cdb3ae3e7cdf
SSDEEP

3072:DIuZ86FbpPZngVM/74N/T9hovtT5CDibUF:UhCxngq741fsTgxF

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

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\	regsvr32.exe

Modifies registry class 47 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3e27483c24c62b31a87a2fe75817994c_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\ = "CTttPlayer Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID\ = "{EBF93111-7A1D-4843-A998-0AFE8FE5F325}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ProgID\ = "BHO.TttPlayer.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\ = "CTttPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID\ = "{EBF93111-7A1D-4843-A998-0AFE8FE5F325}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3e27483c24c62b31a87a2fe75817994c_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\VersionIndependentProgID\ = "BHO.TttPlayer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\AppID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\ = "BHO 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer\ = "BHO.TttPlayer.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ = "CTttPlayer Object"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 3552	3188	regsvr32.exe	83
PID 3188 wrote to memory of 3552	3188	regsvr32.exe	83
PID 3188 wrote to memory of 3552	3188	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3e27483c24c62b31a87a2fe75817994c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3e27483c24c62b31a87a2fe75817994c_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3552

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3552-1-0x0000000000780000-0x0000000000782000-memory.dmp

Filesize
8KB

Download
memory/3552-0-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download