05b83fe3c961a52758f8feba4639689fa10dff21ef0a70d8f642e915f484376a

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 11:38

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General

Target

OFW1_SDK/Demo_VB_TW/MSCOMM32.dll
Size

101KB
MD5

2c6119da3993f410e74b15112f840cb0
SHA1

9d7aaffc0bcf955cc75d4ecc228b1ceda8a1856c
SHA256

51a1d6812e445c26c71465e2709e6d1ad587f8513002d662cd160f424f48b37c
SHA512

053ece4eb2ddba51c0d683a7afd439ed88605ab83619de738f7ad2495bfe9e9f16fc3b829c7fc9c779b50f039b9fad66d16aed520a5adfd1522a711073f78208
SSDEEP

3072:zsQgdI5Hh8p28XMehRYSdB/TYDY44UGyGfDnfra:zdgdI598jhRJpYDY4fefna

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm.1\ = "Microsoft Communications Control, version 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Implemented Categories\{0DE86A53-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5604-2C6E-101B-82B6-000000000014}\ = "MSComm General Property Page Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{648A5602-2C6E-101B-82B6-000000000014}\TypeLib\ = "{648A5603-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm.1\CLSID\ = "{648A5600-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1\HELPDIR\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D0FC8A81-2CB2-101B-82B6-000000000014}\ = "MSComm Hardware Property Page Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{648A5602-2C6E-101B-82B6-000000000014}\TypeLib\ = "{648A5603-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{648A5602-2C6E-101B-82B6-000000000014}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\ProgID\ = "MSCOMMLib.MSComm.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\TypeLib\ = "{648A5603-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0DC8C80-3486-101B-82B6-000000000014}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OFW1_SDK\\Demo_VB_TW\\MSCOMM32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D0FC8A81-2CB2-101B-82B6-000000000014}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D0FC8A81-2CB2-101B-82B6-000000000014}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{648A5602-2C6E-101B-82B6-000000000014}\ = "DMSCommEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{648A5602-2C6E-101B-82B6-000000000014}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{648A5602-2C6E-101B-82B6-000000000014}\ProxyStubClsid32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OFW1_SDK\\Demo_VB_TW\\MSCOMM32.dll, 1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\ = "Microsoft Communications Control, version 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Control	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\MiscStatus\1\ = "132497"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D0FC8A81-2CB2-101B-82B6-000000000014}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{648A5602-2C6E-101B-82B6-000000000014}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OFW1_SDK\\Demo_VB_TW\\MSCOMM32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0DC8C80-3486-101B-82B6-000000000014}\ = "MSComm Buffers Property Page Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1\FLAGS\ = "2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\TypeLib\ = "{648A5603-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{648A5602-2C6E-101B-82B6-000000000014}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{648A5602-2C6E-101B-82B6-000000000014}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm\CLSID\ = "{648A5600-2C6E-101B-82B6-000000000014}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0DC8C80-3486-101B-82B6-000000000014}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D0FC8A81-2CB2-101B-82B6-000000000014}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OFW1_SDK\\Demo_VB_TW\\MSCOMM32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{648A5603-2C6E-101B-82B6-000000000014}\1.1\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6E17E90-DF38-11CF-8E74-00A0C90F26F8}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSCOMMLib.MSComm\ = "Microsoft Communications Control, version 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{648A5600-2C6E-101B-82B6-000000000014}\ToolboxBitmap32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 2672	4576	regsvr32.exe	82
PID 4576 wrote to memory of 2672	4576	regsvr32.exe	82
PID 4576 wrote to memory of 2672	4576	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\OFW1_SDK\Demo_VB_TW\MSCOMM32.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\OFW1_SDK\Demo_VB_TW\MSCOMM32.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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