6e57cc1089550949acad647afaff4f887f325b392402dd9c7c1b16d3e939cf44

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 17:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll
Size

275KB
MD5

12ae2c49e21d10012ced9e6841a24d50
SHA1

48b94a31c44404be93bff1aea2371cd0da4ecbf6
SHA256

6e57cc1089550949acad647afaff4f887f325b392402dd9c7c1b16d3e939cf44
SHA512

33cc5cd8eb787039231cdcad319dafff62b8e5ed1207619c9d4b2c94d4f2cd9c8072b745eee21edd0a8255fb8c956640ed70dca2595ad72ef172fac29959eeb3
SSDEEP

6144:tuNYVkz0ibBSW7IPA+l9xmzKgqAfQwtQmYDfKf9yH:S7eWoA+l9cGgZQOrxo

Score

7^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32	regsvr32.exe

Modifies registry class 56 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager\CurVer\ = "CommunicatorMeetingJoinAx.JoinManager.1"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\AppID\{2E4C0794-2723-4406-9EDF-35BC76D8EA8F}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\TypeLib\ = "{4B3ECB51-B857-4a55-B500-65DDD90EDD0E}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager\CLSID\ = "{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ = "IMeetingJoinHelper"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager\CLSID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager.1	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\ = "MeetingJoinHelper 2.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\AppID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager.1\ = "MeetingJoinHelperOC Class"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib\ = "{D6DA003A-AFF3-4850-A161-F3D883FF2447}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\AppID\MeetingJoinAxOC.DLL\AppID = "{2E4C0794-2723-4406-9EDF-35BC76D8EA8F}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\ProgID\ = "CommunicatorMeetingJoinAx.JoinManager.1"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\TypeLib	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\VersionIndependentProgID\ = "CommunicatorMeetingJoinAx.JoinManager"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib\Version = "2.0"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager.1\CLSID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\AppID\MeetingJoinAxOC.DLL	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager\ = "MeetingJoinHelperOC Class"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\0	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\AppID\{2E4C0794-2723-4406-9EDF-35BC76D8EA8F}\ = "MeetingJoinAxOC"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\CommunicatorMeetingJoinAx.JoinManager.1\CLSID\ = "{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib\ = "{D6DA003A-AFF3-4850-A161-F3D883FF2447}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\ = "MeetingJoinHelperOC Class"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ = "IMeetingJoinHelper"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Interface\{A5B54E0D-296A-4880-A3E3-82555CDB92B8}\TypeLib\Version = "2.0"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Wow6432Node\CLSID\{AD269E3E-2A94-4ebd-A082-9927E55E1E1D}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\TypeLib\{D6DA003A-AFF3-4850-A161-F3D883FF2447}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28
PID 320 wrote to memory of 1692	320	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:320
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.12ae2c49e21d10012ced9e6841a24d50_JC.dll
  2⤵
  - Registers COM server for autorun
  - Modifies registry class
  PID:1692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1692-1-0x0000000000190000-0x00000000001C6000-memory.dmp

Filesize
216KB

Download
memory/1692-0-0x0000000000190000-0x00000000001C6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads