6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270

Analysis

max time kernel
145s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 19:55

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General

Target

6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe
Size

114KB
MD5

042294e89b4383717597909e9374de0d
SHA1

d6ae44f6e31c08db4cd04f354d741ac8f6b16cfa
SHA256

6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270
SHA512

d007e81f8b084b72b83c0a7fae3e8cd7f34851533b28de4db854224919c9c702943223c582c5ca731afeb1af226b65917b8a2d957844b901176e6a0c8ba65f64
SSDEEP

3072:pbEFHVE7FKhDO2TXntUl/2MNqioXp5IFe7UjfD5FqAAout:tEFmpM3tA/wimkFe4fXYoS

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0006000000022e28-139.dat	acprotect
behavioral2/files/0x0006000000022e28-140.dat	acprotect

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4712-132-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/files/0x0006000000022e28-139.dat	upx
behavioral2/files/0x0006000000022e28-140.dat	upx
behavioral2/memory/4712-141-0x0000000000400000-0x000000000043C000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
4664	regsvr32.exe
1640	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\mswinsck.ocx	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\sys.dat	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe
File opened for modification	C:\Windows\win.ini	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\ToolboxBitmap32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\ = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock\CLSID\ = "{248DD896-BB45-11CF-9ABC-0080C7E7B78D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Version\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\VersionIndependentProgID\ = "MSWinsock.Winsock"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\ = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Es58.P2P\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock.1\ = "Microsoft WinSock Control, version 6.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ = "_P2P"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\VERSION\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Es58.P2P\ = "Es58.P2P"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\InprocServer32\ = "C:\\Windows\\SysWow64\\mswinsck.ocx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Implemented Categories\{0DE86A57-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD897-BB45-11CF-9ABC-0080C7E7B78D}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Es58.P2P\Clsid\ = "{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD897-BB45-11CF-9ABC-0080C7E7B78D}\ = "Winsock General Property Page Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\ = "Es58"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\ = "Es58.P2P"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\VERSION	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\ = "IMSWinsockControl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ = "_P2P"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\ = "Microsoft Winsock Control 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Implemented Categories\{0DE86A53-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\ = "DMSWinsockControlEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32	regsvr32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 4664	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	80
PID 4712 wrote to memory of 4664	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	80
PID 4712 wrote to memory of 4664	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	80
PID 4712 wrote to memory of 1640	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	81
PID 4712 wrote to memory of 1640	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	81
PID 4712 wrote to memory of 1640	4712	6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe	81

C:\Users\Admin\AppData\Local\Temp\6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe
"C:\Users\Admin\AppData\Local\Temp\6f62b67d3559bfd7af928f1386e0915c629362f8b6c7bc036c36c3f5c095c270.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Windows\system32\mswinsck.ocx"
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  PID:4664
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\~DFA5198.tmp"
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  PID:1640

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~DFA5198.tmp

Filesize
48KB

MD5
73e40295ab0e0c740b114b9251042b87

SHA1
e057bc7de709e34e9ae666fdb713708f038af819

SHA256
1c208796cd09557fe2d0a375f30a2feb49b45af8661798ab0046883cd68d54fd

SHA512
883171d6108e1d2a62437a2a37b84b9d33b22737eaead2355bdeccf028e0fbb5491e45087f7c397f58adf4837e43fd3a410c47d78426bf90669d71025e4a6b98

Download Submit
C:\Users\Admin\AppData\Local\Temp\~DFA5198.tmp

Filesize
48KB

MD5
73e40295ab0e0c740b114b9251042b87

SHA1
e057bc7de709e34e9ae666fdb713708f038af819

SHA256
1c208796cd09557fe2d0a375f30a2feb49b45af8661798ab0046883cd68d54fd

SHA512
883171d6108e1d2a62437a2a37b84b9d33b22737eaead2355bdeccf028e0fbb5491e45087f7c397f58adf4837e43fd3a410c47d78426bf90669d71025e4a6b98

Download Submit
C:\Windows\SysWOW64\mswinsck.ocx

Filesize
105KB

MD5
9484c04258830aa3c2f2a70eb041414c

SHA1
b242a4fb0e9dcf14cb51dc36027baff9a79cb823

SHA256
bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

SHA512
9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

Download Submit
C:\Windows\SysWOW64\mswinsck.ocx

Filesize
105KB

MD5
9484c04258830aa3c2f2a70eb041414c

SHA1
b242a4fb0e9dcf14cb51dc36027baff9a79cb823

SHA256
bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

SHA512
9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

Download Submit
memory/4712-132-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4712-141-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download