36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078

Analysis

max time kernel
153s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 07:50

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General

Target

36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe
Size

114KB
MD5

ee41a301bac6b0cc8d5891c824b50dca
SHA1

acf87e38e48e1efbe7385e460bd84c29c8e13a8d
SHA256

36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078
SHA512

665f76dce3d0cf9ff202c9fa64dfa991cf9031a75da661f490f2fbbff8509dd8c28edb9104492fcdad4cf6dd54cde264d150eae9a4ffaff7581d8651135ee3ed
SSDEEP

3072:tt9izXjZqKehMDPfGzOKmNAthKFNHmJbU2out4:tt92X9qKeYHGMNAyFeU2oS4

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/0x0006000000022e3a-139.dat	acprotect
behavioral2/files/0x0006000000022e3a-140.dat	acprotect

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4060-132-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/files/0x0006000000022e3a-139.dat	upx
behavioral2/files/0x0006000000022e3a-140.dat	upx
behavioral2/memory/4060-141-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/2828-142-0x0000000011000000-0x0000000011032000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
8	regsvr32.exe
2828	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\mswinsck.ocx	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe
File opened for modification	C:\Windows\sys.dat	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\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\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\ = "Es58.P2P"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\TypeLib\ = "{52DAF8C9-8861-47A8-BC17-077666A2342A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Implemented Categories\{40FC6ED4-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\ = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}"	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\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Implemented Categories	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\TypeLib\ = "{52DAF8C9-8861-47A8-BC17-077666A2342A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\Control	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\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\ProgID\ = "Es58.P2P"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\TypeLib\Version = "1.0"	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\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\MiscStatus\1	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\Es58.P2P	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\ = "Microsoft WinSock Control, version 6.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\ProgID\ = "MSWinsock.Winsock.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\ = "Microsoft Winsock Control 6.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\FLAGS\ = "2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock\CurVer\ = "MSWinsock.Winsock.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD893-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	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\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD897-BB45-11CF-9ABC-0080C7E7B78D}\InprocServer32\ = "C:\\Windows\\SysWow64\\mswinsck.ocx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\~DFA862.tmp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD897-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib\ = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{248DD890-BB45-11CF-9ABC-0080C7E7B78D}\1.0\0\win32\ = "C:\\Windows\\SysWow64\\mswinsck.ocx"	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\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\ = "Es58"	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\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD896-BB45-11CF-9ABC-0080C7E7B78D}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSWinsock.Winsock.1\ = "Microsoft WinSock Control, version 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{248DD892-BB45-11CF-9ABC-0080C7E7B78D}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3FAF77B7-5DD0-45E7-A92A-8C92F95D2964}\ = "P2P"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{248DD897-BB45-11CF-9ABC-0080C7E7B78D}	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\TypeLib\{52DAF8C9-8861-47A8-BC17-077666A2342A}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{94A1ADBF-7F8D-4B8A-B3FA-48E69CB4C804}\ProgID	regsvr32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4060 wrote to memory of 8	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	83
PID 4060 wrote to memory of 8	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	83
PID 4060 wrote to memory of 8	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	83
PID 4060 wrote to memory of 2828	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	84
PID 4060 wrote to memory of 2828	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	84
PID 4060 wrote to memory of 2828	4060	36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe	84

C:\Users\Admin\AppData\Local\Temp\36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe
"C:\Users\Admin\AppData\Local\Temp\36b992750d5f5545c9b1c0892d344cdf6dc00a5569474bdb5e04e36a8413d078.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Windows\system32\mswinsck.ocx"
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  PID:8
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\~DFA862.tmp"
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  PID:2828

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~DFA862.tmp

Filesize
48KB

MD5
73e40295ab0e0c740b114b9251042b87

SHA1
e057bc7de709e34e9ae666fdb713708f038af819

SHA256
1c208796cd09557fe2d0a375f30a2feb49b45af8661798ab0046883cd68d54fd

SHA512
883171d6108e1d2a62437a2a37b84b9d33b22737eaead2355bdeccf028e0fbb5491e45087f7c397f58adf4837e43fd3a410c47d78426bf90669d71025e4a6b98

Download Submit
C:\Users\Admin\AppData\Local\Temp\~DFA862.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/8-135-0x0000000000000000-mapping.dmp

Download
memory/2828-138-0x0000000000000000-mapping.dmp

Download
memory/2828-142-0x0000000011000000-0x0000000011032000-memory.dmp

Filesize
200KB

Download
memory/4060-132-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4060-141-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download