245e0e51bb44aed75c7309cfb787c648055a926330fefde071e6856fb58b2be2

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2024, 08:04

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General

Target

44fa9184d608f0835c054707573b699c_JaffaCakes118.dll
Size

566KB
MD5

44fa9184d608f0835c054707573b699c
SHA1

601fe13eb70c15f01944119e077c825cc45a6a79
SHA256

245e0e51bb44aed75c7309cfb787c648055a926330fefde071e6856fb58b2be2
SHA512

30d50ef9a4fe8416f76f2e8ade0c981e34b1e013690906ec849e72cf8ed2719017202ef8b303522030d44f17620e0a4f872cd16656a2d2473b071f3823e1d8f2
SSDEEP

12288:5yA1ZdqVfv/6HftOIA3+00wstpSdCi3TLdrviVz7y7RDQVBwR:p1fqZCHwIr00taCiHR6VXy7pQ

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\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\44fa9184d608f0835c054707573b699c_JaffaCakes118.xx\ = "xx"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\44fa9184d608f0835c054707573b699c_JaffaCakes118.xx\Clsid\ = "{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\ = "xx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\44fa9184d608f0835c054707573b699c_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\44fa9184d608f0835c054707573b699c_JaffaCakes118.xx	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\44fa9184d608f0835c054707573b699c_JaffaCakes118.xx\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}\ProgID\ = "44fa9184d608f0835c054707573b699c_JaffaCakes118.xx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B4C4-3149-1DEE-7E7649229A46}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 5084	2092	regsvr32.exe	83
PID 2092 wrote to memory of 5084	2092	regsvr32.exe	83
PID 2092 wrote to memory of 5084	2092	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\44fa9184d608f0835c054707573b699c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\44fa9184d608f0835c054707573b699c_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:5084

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/5084-0-0x0000000000A70000-0x0000000000B03000-memory.dmp

Filesize
588KB

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