53f20d00a9f521523e54eaec1b28da71556365167e61aec88644061eb2e18552

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 22:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d2f626e552ed959e80acf620eaa08170_JaffaCakes118.dll
Size

475KB
MD5

d2f626e552ed959e80acf620eaa08170
SHA1

f80c27a07ffc3013735ca87136da44da06131c94
SHA256

53f20d00a9f521523e54eaec1b28da71556365167e61aec88644061eb2e18552
SHA512

6122554b26852eb7ee8db8d8a3b33a3adfeda6be3ccb37a1fcd6d9e3e2bfbf0f0c4941e72f96b8f9149dde6f70b7044aaea586eaed41a5deb1e491f5f6067056
SSDEEP

12288:ZQcuoa8EpOmzh6mea0JogrKsLoD/7ijTi1N:ZpRqpJwmeazluoD2PiX

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
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}!	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}!\ = "360°²È«ÎÀÊ¿"	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\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.360SafeMode	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.360SafeMode\ = "Safemon class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.360SafeMode\Clsid\ = "{B69F34DD-F0F9-42DC-9EDD-957187DA688D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ = "Safemon class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.360SafeMode\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID\ = "d2f626e552ed959e80acf620eaa08170_JaffaCakes118.360SafeMode"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30
PID 2072 wrote to memory of 2504	2072	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d2f626e552ed959e80acf620eaa08170_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d2f626e552ed959e80acf620eaa08170_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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2504-0-0x00000000001D0000-0x000000000024B000-memory.dmp

Filesize
492KB

Download