neshta | ed46cfba02d10fecc07d22caf98422764ccb7fc822700248591b7c452e2b864d

General

Target

Data/SMCEditor3.exe
Size

276KB
MD5

58afe77ecdf2fbe59c5108293f87b39f
SHA1

44b7dc48c962fb4ff763015bfecc58e1bdc023c4
SHA256

a81341e65bb9817b6bd7261bfc043b753c0863275a6c69bdd4f10123f08a5aab
SHA512

ae6f8f8e9b57734c4fbf757ab768a7ede96d2fd610a38c3ab2bd97c746150f815711ba116c50f73121b94be75c654c46cd7998ffeb0e1d4dced089931cc39d61
SSDEEP

3072:zr8WDrCyeUxqtyxbzHysdpXTDX8C8wQd7X1pkrmOAYym9wGgvNxlce6H:PuyDxJx3yKpXTDX8fPkbAcqDZcBH

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

SMCEditor3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	SMCEditor3.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

SMCEditor3.exe

pid process

3324 SMCEditor3.exe

pid	process
3324	SMCEditor3.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

SMCEditor3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation	SMCEditor3.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Program Files directory 64 IoCs

Processes:

SMCEditor3.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MI391D~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~4.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MI9C33~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MIA062~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~2.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~3.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	SMCEditor3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	SMCEditor3.exe

Drops file in Windows directory 1 IoCs

Processes:

SMCEditor3.exe

description ioc process

File opened for modification C:\Windows\svchost.com SMCEditor3.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	SMCEditor3.exe

Modifies registry class 1 IoCs

Processes:

SMCEditor3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	SMCEditor3.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

SMCEditor3.exe

description	pid	process	target process
PID 5040 wrote to memory of 3324	5040	SMCEditor3.exe	SMCEditor3.exe
PID 5040 wrote to memory of 3324	5040	SMCEditor3.exe	SMCEditor3.exe
PID 5040 wrote to memory of 3324	5040	SMCEditor3.exe	SMCEditor3.exe

C:\Users\Admin\AppData\Local\Temp\Data\SMCEditor3.exe
"C:\Users\Admin\AppData\Local\Temp\Data\SMCEditor3.exe"
1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5040
- C:\Users\Admin\AppData\Local\Temp\3582-490\SMCEditor3.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\SMCEditor3.exe"
  2⤵
  - Executes dropped EXE
  PID:3324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\SMCEditor3.exe

Filesize
235KB

MD5
abccf86772edb7820389a20c7174b6c2

SHA1
83e46c36675ef9dc66d64992f0f26c0abf4c0667

SHA256
961fb67ff75529e7274b9fecc275960e853ebcd33f660bf7f184681638c77059

SHA512
442deb3bdbadca70f0df8b2165b1c3c560f83f4ef1ede8a412b30ad7a5de5af7fee5f8c618257b967b9967e91798ce77960a96ddfd5ca069d03dc3873e90be0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\SMCEditor3.exe

Filesize
235KB

MD5
abccf86772edb7820389a20c7174b6c2

SHA1
83e46c36675ef9dc66d64992f0f26c0abf4c0667

SHA256
961fb67ff75529e7274b9fecc275960e853ebcd33f660bf7f184681638c77059

SHA512
442deb3bdbadca70f0df8b2165b1c3c560f83f4ef1ede8a412b30ad7a5de5af7fee5f8c618257b967b9967e91798ce77960a96ddfd5ca069d03dc3873e90be0d

Download Submit
memory/3324-132-0x0000000000000000-mapping.dmp

Download
memory/3324-135-0x00000000001D0000-0x0000000000212000-memory.dmp

Filesize
264KB

Download
memory/3324-136-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/3324-137-0x0000000004C50000-0x0000000004CE2000-memory.dmp

Filesize
584KB

Download
memory/3324-138-0x0000000004E00000-0x0000000004E0A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads