c4079adbd900f429976e7363d635dca803e7d244675263ebb30b1ea8fc889e29

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-05-2024 23:30

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General

Target

KG_Crypt_COM_API.dll
Size

52KB
MD5

fa4389b7349c2afa6008cfc3fa5207b1
SHA1

97909978a5cb1415d948aea8d250ddc1742451b3
SHA256

d1679d84a35bf3563256d1215f4b7bf07b406356b6dc513e95fdff02161a250d
SHA512

51753777d707682ff6d639b0a303f99c83ed479e396bac972bc8b0616fa17979638a9574ae92f24d8998ae51e55dcb8b608df3b0f611ee1701d27394bafd57d7
SSDEEP

768:/3h0n+UruQNwAUukAXmvgTGvZXsrz3caNS9RoW0Ap8rrdtr21:/3an+UruOwbomvgTGhXIzMgaoTd21

Score

1^/10

Malware Config

Signatures

Modifies registry class 63 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl.1\ = "CryptAPICtrl Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl\CurVer\ = "KG_Crypt_COM_API.CryptAPICtrl.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib\ = "{787D4D2D-8F84-4877-9578-CA11E0C36888}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ = "ICryptAPICtrl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ = "_ICryptAPICtrlEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ = "ICryptAPICtrl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl\CLSID\ = "{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\TypeLib\ = "{787D4D2D-8F84-4877-9578-CA11E0C36888}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\ = "CryptAPICtrl Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\KG_Crypt_COM_API.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\VersionIndependentProgID\ = "KG_Crypt_COM_API.CryptAPICtrl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib\ = "{787D4D2D-8F84-4877-9578-CA11E0C36888}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib\ = "{787D4D2D-8F84-4877-9578-CA11E0C36888}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\ProgID\ = "KG_Crypt_COM_API.CryptAPICtrl.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ = "_ICryptAPICtrlEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl\ = "CryptAPICtrl Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\KG_Crypt_COM_API.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\ = "KG_Crypt_COM_API 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0EF922A5-BAAD-411C-B837-F5BF7B3C77DC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl.1\CLSID\ = "{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\KG_Crypt_COM_API.CryptAPICtrl	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{787D4D2D-8F84-4877-9578-CA11E0C36888}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FD5FA7DB-CBF7-4804-8147-DE5A56CC8ADF}\TypeLib\ = "{787D4D2D-8F84-4877-9578-CA11E0C36888}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BCE5CCE5-959F-4DC0-BCF3-6C2916D48AA2}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28
PID 2964 wrote to memory of 2976	2964	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\KG_Crypt_COM_API.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\KG_Crypt_COM_API.dll
  2⤵
  - Modifies registry class
  PID:2976

Network

MITRE ATT&CK Matrix

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Downloads

memory/2976-0-0x0000000000120000-0x000000000012E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads