c95420abad9909e5d8f76324673129183c0a10bb9b4ad48bb812c4a3e0baa84a

Analysis

max time kernel
133s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 13:46

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General

Target

b3b277346ad2f4bb57d2507da5185a6c_JaffaCakes118.dll
Size

199KB
MD5

b3b277346ad2f4bb57d2507da5185a6c
SHA1

304d3db5f5f43f265c393fb645b337ee91fecfdb
SHA256

c95420abad9909e5d8f76324673129183c0a10bb9b4ad48bb812c4a3e0baa84a
SHA512

ed81065c46e0caa16182ae3f3f3f7f9216de79327ea9e6d14fab11f65025e5a96361c432f6f79b8352745955a479be8f54cee90be33d7392435836d3def1e46d
SSDEEP

3072:j+pn0RwIpgowEqVJkDg69PeMCO7kZtPi5JLa6ISC1K7fLQTRa5Kf1QEbX8:il0Rw4gLFHiXCVZel4R1EDQTRa5K9xb

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\{0C5E563F-3A60-4D95-A764-FA43108075E3}	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\{0C5E563F-3A60-4D95-A764-FA43108075E3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0C5E563F-3A60-4D95-A764-FA43108075E3}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0C5E563F-3A60-4D95-A764-FA43108075E3}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0C5E563F-3A60-4D95-A764-FA43108075E3}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b3b277346ad2f4bb57d2507da5185a6c_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0C5E563F-3A60-4D95-A764-FA43108075E3}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 216	5112	regsvr32.exe	84
PID 5112 wrote to memory of 216	5112	regsvr32.exe	84
PID 5112 wrote to memory of 216	5112	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b3b277346ad2f4bb57d2507da5185a6c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b3b277346ad2f4bb57d2507da5185a6c_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:216

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

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Downloads

memory/216-0-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/216-1-0x00000000011F0000-0x00000000011F2000-memory.dmp

Filesize
8KB

Download