6d3134ea9631d97f0de19d7e0a13a9a4ec9393847bcc0a7b649d114c42ecc603

Analysis

max time kernel
147s
max time network
129s
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, 18:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b07047c0e12c790c1a17def57dc16228_JaffaCakes118.dll
Size

608KB
MD5

b07047c0e12c790c1a17def57dc16228
SHA1

7edf7143247fdf6c370f67d28129c941b7976ce3
SHA256

6d3134ea9631d97f0de19d7e0a13a9a4ec9393847bcc0a7b649d114c42ecc603
SHA512

53e7feb1676ea63a1fb0397b81954519af2cacb6d61dcf3ea2c98bfdc1873768b8b01041dc4d0a02f9cd675f786092609ded28db02d5784ea7dbd655907fd525
SSDEEP

12288:ApIt9HX65cspWkY5DARyLuaIg3Qaoardns2CwM0O/:AetFXsoB7LGnaoarPCwM0O

Score

6^/10

adware discovery 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-66F3-39AA-4DB7-B24B3DB9CD98}	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 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.iwc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.iwc\ = "iwc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.iwc\Clsid\ = "{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.iwc\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-66F3-39AA-4DB7-B24B3DB9CD98}\ProgID\ = "b07047c0e12c790c1a17def57dc16228_JaffaCakes118.iwc"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 952 wrote to memory of 4224	952	regsvr32.exe	83
PID 952 wrote to memory of 4224	952	regsvr32.exe	83
PID 952 wrote to memory of 4224	952	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:952
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b07047c0e12c790c1a17def57dc16228_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4224

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4224-0-0x0000000000B50000-0x0000000000BED000-memory.dmp

Filesize
628KB

Download