955351ebd80e2c53e6750aa180e3220ba7a8613ccac624fa7d65539612c18161

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 18:58

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General

Target

f07263eae4d729e47d6876c9d5d27cd9_JaffaCakes118.dll
Size

206KB
MD5

f07263eae4d729e47d6876c9d5d27cd9
SHA1

ea5e00c4f3098ad1023ca04117b68b7b975a9ef5
SHA256

955351ebd80e2c53e6750aa180e3220ba7a8613ccac624fa7d65539612c18161
SHA512

c4b590e5b0e59060ea957cc375b33d9da360c7bc7611ef587f93d91895943487c3856c185bfa7296ce970c6ba55f0fb82582d39681be55d630f3df2711a72732
SSDEEP

3072:8tlVp1DQc7sis9rQ0B1ogqeq5wdrW/PYjkHyH8wmAottLvJdfgWxxiMB:8vjVQQs1v1WeqKxW/YkHTwmAY5i

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4240-0-0x0000000011000000-0x00000000110DF000-memory.dmp	upx

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 45 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ = "_CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f07263eae4d729e47d6876c9d5d27cd9_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f07263eae4d729e47d6876c9d5d27cd9_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\VERSION	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\Clsid\ = "{D5B72AED-E54A-11D6-B1B2-444553540000}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\ = "BrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\VERSION\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib\ = "{D5B72AEB-E54A-11D6-B1B2-444553540000}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ = "_CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\ProgID\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\TypeLib\ = "{D5B72AEB-E54A-11D6-B1B2-444553540000}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ = "CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib\ = "{D5B72AEB-E54A-11D6-B1B2-444553540000}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D5B72AEB-E54A-11D6-B1B2-444553540000}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D5B72AEC-E54A-11D6-B1B2-444553540000}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D5B72AED-E54A-11D6-B1B2-444553540000}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 4240	3944	regsvr32.exe	82
PID 3944 wrote to memory of 4240	3944	regsvr32.exe	82
PID 3944 wrote to memory of 4240	3944	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f07263eae4d729e47d6876c9d5d27cd9_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\f07263eae4d729e47d6876c9d5d27cd9_JaffaCakes118.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4240-0-0x0000000011000000-0x00000000110DF000-memory.dmp

Filesize
892KB

Download