cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
23/10/2023, 19:38

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General

Target

cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe
Size

1.6MB
MD5

0299a26b6e6befb95899c7bab662f3a8
SHA1

3ce93c7498a82d081840d5125fe30995f4f880db
SHA256

cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c
SHA512

791e79ca5bcf5b89bf9ce9c9bb918fd5c54467c6482b4f52df5fea527d18e848cf20d9c9d578d4879e65a9e5f7f8408ff56341d63d5ba92c7e597901453dcf2e
SSDEEP

49152:h0d+2hWPNRAgqvWCsVb6KUpZ+hDg1F2d6:+d+2UPNRAgqv5SbWf+YFC

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00070000000120e5-1.dat	acprotect
behavioral1/files/0x00070000000120e5-2.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3040	regsvr32.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00070000000120e5-1.dat	upx
behavioral1/files/0x00070000000120e5-2.dat	upx
behavioral1/memory/3040-3-0x0000000010000000-0x0000000010176000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mgdm.dll	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe

Modifies registry class 37 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib\ = "{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib\ = "{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\ = "dm.dmsoft"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\ = "Dm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\ProgID\ = "dm.dmsoft"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ = "Idmsoft"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft\CLSID\ = "{26037A0E-7CBD-4FFF-9C63-56F2D0770214}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\InprocServer32\ = "C:\\Windows\\SysWow64\\mgdm.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft\ = "dm.dmsoft"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ = "Idmsoft"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft\CurVer\ = "dm.dmsoft"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\HELPDIR\ = "C:\\Windows\\SysWow64\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\0\win32\ = "C:\\Windows\\SysWow64\\mgdm.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F3F54BC2-D6D1-4A85-B943-16287ECEA64C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{84288AAD-BA02-4EF2-85EC-3FAD4D11354D}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dm.dmsoft	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26037A0E-7CBD-4FFF-9C63-56F2D0770214}	regsvr32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe
1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28
PID 1728 wrote to memory of 3040	1728	cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe	28

C:\Users\Admin\AppData\Local\Temp\cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe
"C:\Users\Admin\AppData\Local\Temp\cbf36c71d2c449e39c4ba06a0312031f67451269c346554b70502c995cb47f1c.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 C:\Windows\system32\mgdm.dll /s
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  PID:3040

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\mgdm.dll

Filesize
804KB

MD5
c578b6820bda5689940560147c6e5ffc

SHA1
922e50d89c9c44bdc205ef17aa57212b64e58852

SHA256
3b6ddc32b800a18b21a819e842cbfdd57cb065fd92cc69545e0ef29b97cfd389

SHA512
9f2a1bb5788ad245242d12968bbf198af2694a87c6e2342f14672e8c14e8489dd3319434592fc9b20f620557d0fa58482903d19c7f5ba32456a1e4076dc1bb85

Download Submit
\Windows\SysWOW64\mgdm.dll

Filesize
804KB

MD5
c578b6820bda5689940560147c6e5ffc

SHA1
922e50d89c9c44bdc205ef17aa57212b64e58852

SHA256
3b6ddc32b800a18b21a819e842cbfdd57cb065fd92cc69545e0ef29b97cfd389

SHA512
9f2a1bb5788ad245242d12968bbf198af2694a87c6e2342f14672e8c14e8489dd3319434592fc9b20f620557d0fa58482903d19c7f5ba32456a1e4076dc1bb85

Download Submit
memory/3040-3-0x0000000010000000-0x0000000010176000-memory.dmp

Filesize
1.5MB

Download