02bc3a3317312d65b954ff3adc1cdabbaf5f592d16c04e8564242cedcaa15925

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21/07/2024, 22:34

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General

Target

61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll
Size

188KB
MD5

61ae5effcd4142eb59966054d44fe728
SHA1

6a48280599c33cfbc5f1109925f7f73558cbe75c
SHA256

02bc3a3317312d65b954ff3adc1cdabbaf5f592d16c04e8564242cedcaa15925
SHA512

78d739b0a3465923a551b162ad69542c8eee76388eddb11170d5ed9c087476386425a8aabe2fc1eed221c9e7853aff38de757963b98cfca82d02893e17701b6a
SSDEEP

3072:xLB4gJppBK2FmfG7VnSN00R310XVSgo6fixdtuoVewNYcOgwaSlTl/ph:x1FBKBf0E31uixdUpwNYcMaSlZD

Score

6^/10

adware 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\{8F9E2BE3-766D-4831-BB0E-766D5B819995}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Explorer Bars\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Explorer Bars	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Explorer Bars\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}	regsvr32.exe

Modifies registry class 61 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO.1\CLSID\ = "{8F9E2BE3-766D-4831-BB0E-766D5B819995}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\ = "BndShell Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\ProgID\ = "BndBlock4.BHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\ = "Internet Speed Monitor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\Implemented Categories\{00021493-0000-0000-C000-000000000046}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\BndBlock4.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO\CurVer\ = "BndBlock4.BHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{54386928-EAB8-4c26-B2E1-669F55FD6F48}\ = "BndBlock4"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band.1\ = "BndBlock4 IE Band"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band\CurVer\ = "BndBlock4.Band.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\TypeLib\ = "{D4A714F6-AF40-4425-B708-FF03CBBC0A84}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{54386928-EAB8-4c26-B2E1-669F55FD6F48}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\BndBlock4.DLL\AppID = "{54386928-EAB8-4c26-B2E1-669F55FD6F48}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO\ = "BndBlock4 BHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO\CLSID\ = "{8F9E2BE3-766D-4831-BB0E-766D5B819995}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\VersionIndependentProgID\ = "BndBlock4.BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\VersionIndependentProgID\ = "BndBlock4.Band"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\TypeLib\ = "{D4A714F6-AF40-4425-B708-FF03CBBC0A84}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.BHO.1\ = "BndBlock4 BHO Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\AppID = "{54386928-EAB8-4c26-B2E1-669F55FD6F48}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band\CLSID\ = "{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\AppID = "{54386928-EAB8-4c26-B2E1-669F55FD6F48}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D4A714F6-AF40-4425-B708-FF03CBBC0A84}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F9E2BE3-766D-4831-BB0E-766D5B819995}\ = "BndBlock4 BHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band.1\CLSID\ = "{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BndBlock4.Band\ = "BndBlock4 IE Band"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1FE2EBE5-42FF-4586-A144-CA420C84FF6A}\ProgID\ = "BndBlock4.Band.1"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30
PID 2036 wrote to memory of 2532	2036	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\61ae5effcd4142eb59966054d44fe728_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2532

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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