5b47747705de562515fefdfa26eefb61e0737f0eaec479da80305d6975e493bd

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 09:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.dll
Size

1.1MB
MD5

1acbbe5b0f3d26e55e8c7f75ada70b90
SHA1

377c3a07e34a02b6a684ce3728ec25922a064a3b
SHA256

5b47747705de562515fefdfa26eefb61e0737f0eaec479da80305d6975e493bd
SHA512

eb378fb0898af8920504d7329b9348e6402d423f5a27846bdf8b3bf1c74cc93dfba6c46ee8cfa9c5c9b946c07b54e3493889db8d4d23d84141ddc362da1baab0
SSDEEP

24576:MoCc//////Oi6smRMX+06ZcSbv9AixEh837Zeb241rB3vpl:gc//////Oi6sm2O06yzfb1N3vp

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

Processes:

regsvr32.exe

description ioc process

Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968} regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}	regsvr32.exe

Modifies registry class 11 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.iwc	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.iwc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.iwc\Clsid\ = "{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\ProgID\ = "1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.iwc\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-F88D-83DC-12A7-7E1C5827E968}\ProgID	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

1900 regsvr32.exe
1900 regsvr32.exe

pid	process
1900	regsvr32.exe
1900	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe
PID 2232 wrote to memory of 1900	2232	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\1acbbe5b0f3d26e55e8c7f75ada70b90_JaffaCakes118.dll
2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1900

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1900-0-0x00000000023B0000-0x00000000024C8000-memory.dmp

Filesize
1.1MB

Download