3b38e77ee9160d55aa8404d578a9ab87788087528b35055e48e958b3d23f073f

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 05:47

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General

Target

72cf213404a662836b5d36a4896026ae_JaffaCakes118.dll
Size

17KB
MD5

72cf213404a662836b5d36a4896026ae
SHA1

5a6caa325cfb98b172f4a0f95e7f961a8367d117
SHA256

3b38e77ee9160d55aa8404d578a9ab87788087528b35055e48e958b3d23f073f
SHA512

336958014cb0f5ba59824fcdf5e136ccf2003616249da45c7552b53311f3fb41c859fb82578e021e42056c65dd6e627249b9bafbde62b2cb1eda50531350786c
SSDEEP

384:nBfunIdXgZz4By6Qb+LSNxki8lryeoUHcsOJ6tsF1pd:cna6z4BjQOSNxepp/HcsG6tsFfd

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/4508-0-0x0000000011000000-0x0000000011012000-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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\72cf213404a662836b5d36a4896026ae_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\ = "GbpSv.Service"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib\ = "{2F860948-4540-4565-A13E-4B0D56739643}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GbpSv.Service\ = "GbpSv.Service"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GbpSv.Service\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ = "Service"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib\ = "{2F860948-4540-4565-A13E-4B0D56739643}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\TypeLib\ = "{2F860948-4540-4565-A13E-4B0D56739643}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GbpSv.Service\Clsid\ = "{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\VERSION	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GbpSv.Service	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ = "_Service"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\72cf213404a662836b5d36a4896026ae_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ = "_Service"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\ProgID\ = "GbpSv.Service"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\VERSION\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{12F6FBA2-BC15-4FD9-8CE2-07F61964F8EC}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F860948-4540-4565-A13E-4B0D56739643}\1.0\ = "GbpSv"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F4DED04F-2523-46A1-BE02-4627B47D2AF6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 4508	3196	regsvr32.exe	84
PID 3196 wrote to memory of 4508	3196	regsvr32.exe	84
PID 3196 wrote to memory of 4508	3196	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\72cf213404a662836b5d36a4896026ae_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3196
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\72cf213404a662836b5d36a4896026ae_JaffaCakes118.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4508

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/4508-0-0x0000000011000000-0x0000000011012000-memory.dmp

Filesize
72KB

Download