14640ba20f27bb7c5c4f9a37504bd01865a1c007b85dd5360bde83e9b8d304ad

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
12/05/2024, 06:02

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General

Target
389f57988f0ce6655e71c6d283925f88_JaffaCakes118.dll
Size 76KB
Sample240512-grhfjsbh4s
SHA256 14640ba20f27bb7c5c4f9a37504bd01865a1c007b85dd5360bde83e9b8d304ad
MD5 389f57988f0ce6655e71c6d283925f88
SHA1 44ede75fffdc7607f07109b5ee263fcdda8effd8
SHA512 dfa02d282180ba7a4fa6f0dac394d60c3476ca18ebfa34ed5bc35a77abbafcaa577d9fb8c7e447a4e50d60cd8463636c1dcec5c1675ca0573afcccdf652addd4
SSDEEP 768:i9zh/Q6i3yn/B9xXcM6JTX/6FcDTuFJu7ZvFvTLvNEPXFyzNrxmCzU:iZhIr3y/HxXJ+5TuTu9jEPXFyRrfU
MD5 SHA1 SHA512 SSDEEP

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\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}\ = "GetSavin 5.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A18EA256-E7A5-4461-95ED-D2C18E64BD38}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\389f57988f0ce6655e71c6d283925f88_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 3936	3332	regsvr32.exe	82
PID 3332 wrote to memory of 3936	3332	regsvr32.exe	82
PID 3332 wrote to memory of 3936	3332	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\389f57988f0ce6655e71c6d283925f88_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\389f57988f0ce6655e71c6d283925f88_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3936

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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