e7f67b9823101862b2b1fefe99e0fa61c5f9bc73a6906307ddcde20f12c0c321

Analysis

max time kernel
122s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 13:34

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General

Target

af6d54f58b4eeec98365a7e60e6bd869_JaffaCakes118.dll
Size

306KB
MD5

af6d54f58b4eeec98365a7e60e6bd869
SHA1

e7e185d8d642438e837d393fd1fe9844428d5794
SHA256

e7f67b9823101862b2b1fefe99e0fa61c5f9bc73a6906307ddcde20f12c0c321
SHA512

f2ba584e2563acf2f6dc449fe88a1555c089d6559869e35edd7ab8f0dd8e2f1e1b8caa11f4092ff1b2c4f82079cc0fa408fb1c43d12e53cb462eb41e843a29b9
SSDEEP

6144:PMR5WcJjI3nubHdazcPFqR5pv234TB/bsyzhXu:PMR5WcJjuuozcP6x234T1bsyzo

Score

6^/10

adware discovery 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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}\NoExplorer = "\"\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}\ = "adzgalore"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\af6d54f58b4eeec98365a7e60e6bd869_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ee132f6c-0a9a-5748-7575-a1b6537c33dd}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 2504	4764	regsvr32.exe	84
PID 4764 wrote to memory of 2504	4764	regsvr32.exe	84
PID 4764 wrote to memory of 2504	4764	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\af6d54f58b4eeec98365a7e60e6bd869_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\af6d54f58b4eeec98365a7e60e6bd869_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2504

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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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