7f67900079cccf640f8d777af4ac68973c2f48506d833557ef4dce11f5aa0c70

Analysis

max time kernel
90s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 18:29

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General

Target

dll/setup.bat
Size

95B
MD5

06d815f50f451070856fe3ad8cd18e25
SHA1

c5aa5b1d8c92deba0c0284a290a7b1b145211378
SHA256

ac6cd92099ba83edfed2ca4a2306d85b43667d0fcd6124ace64ef6bfc6b32f8c
SHA512

5e911bf3a739d327ba7d532ba26131729312db6df98eddd5454870f04c47e42f5a99b9f161f730e37d9ac9795fd811f36a3883a1339da88f03dd43859c158918

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{668F0157-D288-4959-90A9-0CFD26A35347}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D8F883BC-25FD-4808-A170-C56141F1A494}\ProxyStubClsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2F5EB7B-3355-4B3D-BC5D-4A898E464D0A}\ProxyStubClsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{557F8B4D-89A1-4B90-BB92-A54B08E2A114}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A62C8BDB-D1FC-4FDD-A2A2-EEFF73262A41}\ProgID\ = "jmail.Messages"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B1CC9084-0177-4136-9B1B-C06C061F1E1D}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D41126E4-743A-45B9-A34E-DC1EABB3FB85}\TypeLib\ = "{2377A9B0-3376-4053-8E29-1ABA7C4A166A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E3A822A-2864-48CA-B109-2BE9C533D7E4}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{668F0157-D288-4959-90A9-0CFD26A35347}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{59CD0CF9-6612-46EE-858C-67FD10E563A3}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dc_data100_v1_0.admin_user_ok_sys\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD2E921-57F8-4972-8810-93C25A22E76A}\VERSION	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B7A01B28-ED5D-4184-905B-3EF1C1F99F01}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A62C8BDB-D1FC-4FDD-A2A2-EEFF73262A41}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2377A9B0-3376-4053-8E29-1ABA7C4A166A}\1.0\ = "dc_data100_v1_0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{66ADA64B-2BBE-4FCA-A44D-68C38EB14B8D}\ = "_ToExcel"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E3A822A-2864-48CA-B109-2BE9C533D7E4}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6DCE0CF-3C3C-4928-A4C6-F66963BFC49D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{59CD0CF9-6612-46EE-858C-67FD10E563A3}\ProxyStubClsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{557F8B4D-89A1-4B90-BB92-A54B08E2A114}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E05AEA1E-BCB1-473A-8B2A-4829D9E1AD23}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{81CA5571-C109-47AE-BE1C-2DF9CB8999FF}\TypeLib\ = "{AED3A6B0-2171-11D2-B77C-0008C73ACA8F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\jmail.POP3\ = "JMail POP3 Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{01CFF848-1BB1-403A-AC6E-03544AE6DF42}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4A221301-FBC2-4301-BF3A-D9109CC60925}\TypeLib\ = "{2377A9B0-3376-4053-8E29-1ABA7C4A166A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B5AF789-C81A-4050-9188-B11580A65BB4}\TypeLib\ = "{2377A9B0-3376-4053-8E29-1ABA7C4A166A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5369EEF8-E0F3-4B35-B45A-F54BFE5E191B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dll\\dc_data100_v1_0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D41126E4-743A-45B9-A34E-DC1EABB3FB85}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF2ED965-E0BA-4FE4-ADE2-38BD48F112E8}\TypeLib\ = "{AED3A6B0-2171-11D2-B77C-0008C73ACA8F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3CC25625-2E11-40E8-86D0-2750BCC0D415}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2C011A1-8684-45CD-8422-82EC3CB6A750}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1DE5D27D-EBA6-4D31-B71F-F7661B25B2F3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E6D8684-755D-4847-BF40-68EC5E4BC1E9}\TypeLib\ = "{AED3A6B0-2171-11D2-B77C-0008C73ACA8F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{81CA5571-C109-47AE-BE1C-2DF9CB8999FF}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3CC25625-2E11-40E8-86D0-2750BCC0D415}\TypeLib\ = "{2377A9B0-3376-4053-8E29-1ABA7C4A166A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C98483B-95C7-4EAB-873A-4D82B21109BB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{138EAADE-087F-43F0-9681-CEBD9830E0E5}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dc_data100_v1_0.survey_add\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C63826A7-061C-4045-995D-9C8D55FD915E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dll\\dc_data100_v1_0.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{90D0A753-AD45-40FD-8C6E-555600EE5EB4}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\jmail.Recipient\ = "Recipient Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E8890796-931E-4F2D-9DE0-1BBA46147F79}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dc_data100_v1_0.C_A_safe\ = "dc_data100_v1_0.C_A_safe"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B7A01B28-ED5D-4184-905B-3EF1C1F99F01}\ = "_Ver_b"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AAB50539-7774-423B-AD28-8627F14BFC7E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00705534-5608-486A-9A31-27B097F57657}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AED3A6B0-2171-11D2-B77C-0008C73ACA8F}\4.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3CC25625-2E11-40E8-86D0-2750BCC0D415}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B7A01B28-ED5D-4184-905B-3EF1C1F99F01}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4A221301-FBC2-4301-BF3A-D9109CC60925}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dc_data100_v1_0.survey_add\ = "dc_data100_v1_0.survey_add"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F21A84BE-998D-49DE-BACF-84C2ECA39C49}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E8890796-931E-4F2D-9DE0-1BBA46147F79}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D8F883BC-25FD-4808-A170-C56141F1A494}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0D96F27-F884-42BE-AE5D-865CF04CA992}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dc_data100_v1_0.survey_password_look\Clsid\ = "{F21A84BE-998D-49DE-BACF-84C2ECA39C49}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A86D9D62-E4FF-4FC4-92EB-A653B3D35D0C}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\jmail.PGPDecodeResult\Clsid\ = "{81CA5571-C109-47AE-BE1C-2DF9CB8999FF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\jmail.Recipients\Clsid\ = "{B10BF17C-F7EC-4EE2-AD7A-6F42816AEC0F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B1CC9084-0177-4136-9B1B-C06C061F1E1D}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{26C19C10-ED58-4A3D-ABC5-6E5494734489}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2C011A1-8684-45CD-8422-82EC3CB6A750}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23E86816-772B-4B28-A924-A135CFF6469A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23E86816-772B-4B28-A924-A135CFF6469A}\TypeLib\Version = "4.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4976 wrote to memory of 1536	4976	cmd.exe	86
PID 4976 wrote to memory of 1536	4976	cmd.exe	86
PID 1536 wrote to memory of 3224	1536	regsvr32.exe	87
PID 1536 wrote to memory of 3224	1536	regsvr32.exe	87
PID 1536 wrote to memory of 3224	1536	regsvr32.exe	87
PID 4976 wrote to memory of 2900	4976	cmd.exe	90
PID 4976 wrote to memory of 2900	4976	cmd.exe	90
PID 2900 wrote to memory of 4952	2900	regsvr32.exe	91
PID 2900 wrote to memory of 4952	2900	regsvr32.exe	91
PID 2900 wrote to memory of 4952	2900	regsvr32.exe	91

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\dll\setup.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4976
- C:\Windows\system32\regsvr32.exe
  Regsvr32.exe dc_data100_v1_0.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1536
- - C:\Windows\SysWOW64\regsvr32.exe
    dc_data100_v1_0.dll
    3⤵
    - Modifies registry class
    PID:3224
- C:\Windows\system32\regsvr32.exe
  Regsvr32.exe jmail.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\regsvr32.exe
    jmail.dll
    3⤵
    - Modifies registry class
    PID:4952

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Malware Config

Signatures

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MITRE ATT&CK Matrix

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