1cc58be37dbe09c48aeb738a814d3d27b6516cf3e021cf1b910ca02f48b24602

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 02:57

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General

Target

20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.dll
Size

644KB
MD5

20d999d2b86b61fc77046c93ca6e4cbe
SHA1

888131a5247b045f948a119815f1d03e4e0bc1f9
SHA256

1cc58be37dbe09c48aeb738a814d3d27b6516cf3e021cf1b910ca02f48b24602
SHA512

7c0541fd09cef82713132b0088b328c2605ad82fddfdb259619beff02cfffe7f3aa8892b969e263f282547ca4a5ac01fe98368ba881f77fbac0642d03e35a26c
SSDEEP

12288:wviGqB8vFJySCXSs9/NAolnnMATPDrSu9LRahEsUFQSR29RkJfHeIBv7pj:w6Gw8Ty3XXplnjPOu9LRahEMSRKR0feU

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

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-138E-77C4-8894-86A74A75FE92}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\ = "sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.sb	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.sb\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.sb\Clsid\ = "{CC01FC6C-138E-77C4-8894-86A74A75FE92}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\ProgID\ = "20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-138E-77C4-8894-86A74A75FE92}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.sb\ = "sb"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 1228	4668	regsvr32.exe	81
PID 4668 wrote to memory of 1228	4668	regsvr32.exe	81
PID 4668 wrote to memory of 1228	4668	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\20d999d2b86b61fc77046c93ca6e4cbe_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1228

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

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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