414a1ccdc8516ca0f3eeb21b28f09da865355ec7325ebacd603d2eec26d63a3a

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 07:19

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General

Target

ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.dll
Size

635KB
MD5

ead5f6fcc36bd1ca557d2c0e616523de
SHA1

78279331f14f90a2cf9edb23982995a52205aa96
SHA256

414a1ccdc8516ca0f3eeb21b28f09da865355ec7325ebacd603d2eec26d63a3a
SHA512

c4342faaf100c4373fc9114b9822664bef8381ac18679b1e875858ad1ddddd173731e5bfceeae0d7741c4aad5b86b4b9885bbacbb6cae235d58614d699fd82c0
SSDEEP

12288:AM0t9FNcxDMmfrLAF8rZIRf2MmsXa+M1ZySuhD/fO79s:gtjNcXnVInvab1Zy1h7

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-8986-A789-8D94-4614C9EB995A}	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.axc	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.axc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\ = "axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.axc\ = "axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.axc\Clsid\ = "{CC01FC6C-8986-A789-8D94-4614C9EB995A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\ProgID\ = "ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8986-A789-8D94-4614C9EB995A}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 4656	2936	regsvr32.exe	85
PID 2936 wrote to memory of 4656	2936	regsvr32.exe	85
PID 2936 wrote to memory of 4656	2936	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ead5f6fcc36bd1ca557d2c0e616523de_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4656

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

Windows 7 deprecation

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