15f1dce2cf314c972e9e8124ef6ecb73e36c769aa7b304c524fc21367121bca8

Analysis

max time kernel
94s
max time network
95s
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, 03:31

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General

Target

3bd85b1a23f06ada0249295f0ab00d9d_JaffaCakes118.dll
Size

712KB
MD5

3bd85b1a23f06ada0249295f0ab00d9d
SHA1

c1198fbbf5a45964974f6c0c836bbc6c979f2b46
SHA256

15f1dce2cf314c972e9e8124ef6ecb73e36c769aa7b304c524fc21367121bca8
SHA512

0a7cb8a7c0f93dba657c9a6e7364d7b6aef74be74823879899b52721146daf2605ae7a5421480aaab46b78397ba2992497f479e895f9c221b43028f47c4e2232
SSDEEP

12288:KCjutZuKLWtSNrPi37NzHDA6Y1gbl5d7Ifoz4mrNNpRpzqjxyv:KhLWtkrPi37NzHDA6Yg5dsfoTzsxyv

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\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\ = "xunlei Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\VersionIndependentProgID\ = "Thunder.xunlei"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\ = "xunlei Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\ProgID\ = "Thunder.xunlei.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\TypeLib\ = "{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3bd85b1a23f06ada0249295f0ab00d9d_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID\ = "{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID\ = "{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\ = "xunlei Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer\ = "Thunder.xunlei.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4BAEFBE-7CF3-0EA8-3E22-080C5180AC1F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3bd85b1a23f06ada0249295f0ab00d9d_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{05D67BE6-2A57-DB9A-2C0A-BF2753C5CC9F}\1.0\ = "Thunder 1.0 Type Library"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 704	3544	regsvr32.exe	83
PID 3544 wrote to memory of 704	3544	regsvr32.exe	83
PID 3544 wrote to memory of 704	3544	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3bd85b1a23f06ada0249295f0ab00d9d_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3bd85b1a23f06ada0249295f0ab00d9d_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:704

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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