1c8f8dd4c6c711728a8a904dbed45c2feacc389024a1470d7655ddd93ea6120e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06/07/2024, 07:22

Target

27b5f7d82827c48dc7f01b8c5f9f1a05_JaffaCakes118.dll
Size

44KB
MD5

27b5f7d82827c48dc7f01b8c5f9f1a05
SHA1

b7d79655cd447c2ac858122d2fec596cd09dffa5
SHA256

1c8f8dd4c6c711728a8a904dbed45c2feacc389024a1470d7655ddd93ea6120e
SHA512

3c7b06957f12059e0053a753fe2fd14a12e67fe15cdba9aed0937d1e89c883cc7587b8b72e886872111a72674baa6a5c008d941016f334132da6f07d0f9aa446
SSDEEP

768:DR4D1eASZCzF3MLbYS3B1Tjje0DocyGMyDkomZ8tzDHYptwxfDg6rZooNb1g7DCk:mD1eAJMvY0jL7DzXMyDl44YptuFu35Ds

Score

4^/10

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\øý8þ´§YsÝ	regsvr32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ŒÐ€)ÔåJQ†ò»ë“\¹ùú_ˆ·ø¶â¹Wz©Þ>)Ð„tR¸à4Œ"Ìœaz§Â/#ÍŸDC–Ä4(ÿ®jVˆØ/‡4£\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\27b5f7d82827c48dc7f01b8c5f9f1a05_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ûþ;ýÅô[\ = "ý©\x15…Xëò)™ï\f·\x14ö¤Zh¹ÿ\x0e¬\tŸ"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ôñ4ò	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ôñ4ò\ = "µý\x1b¯\aíª\x1e`ªùSíU¸ù0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ŒÐ€)ÔåJQ†ò»ë“	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ûþ;ýÅô[	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ôñ4ò\’Ù/ê²)ƒã¡ç V/§üéLµü5ò•ï¾ç’Fh¸èº{ = "ƒã\x12¡\x0eç\u00a0V/§ü\x16éLµü\a5ò\u0090•ï\a¾\x18ç’Fh¸è\fº{"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ôñ4ò\ = "•ù\x06²0ò¸IH»î\x06Ü"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ŒÐ€)ÔåJQ†ò»ë“\¹ùú_ˆ·ø¶â¹Wz©Þ>)Ð„tR¸à4Œ"Ìœaz§Â/#ÍŸDC–Ä4(ÿ®jVˆØ/‡4£	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 4280	1820	regsvr32.exe	82
PID 1820 wrote to memory of 4280	1820	regsvr32.exe	82
PID 1820 wrote to memory of 4280	1820	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\27b5f7d82827c48dc7f01b8c5f9f1a05_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\27b5f7d82827c48dc7f01b8c5f9f1a05_JaffaCakes118.dll
  2⤵
  - Drops file in Windows directory
  - Modifies registry class
  PID:4280