neshta | 48ee18712866bd50c4a6e6e5be707d8c4108a0513fec0730b21d42d5dddd0c35

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
24/10/2023, 00:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
Size

6.1MB
MD5

a9dfaabb1f363498ab8f718ee1932e70
SHA1

fa37942f017e71c570cbdf7018352cefad2f24af
SHA256

48ee18712866bd50c4a6e6e5be707d8c4108a0513fec0730b21d42d5dddd0c35
SHA512

f29d6ca76e3f9051a1f0ab40df24c8e11b657cba0fd9015634372b5a67a4047b892439f739ab92eabb1bbd694da6b6459b0e04c82f0f7d902e432f780b0d2656
SSDEEP

196608:2c8cgmOsBywutazuxpRE8y8m2V/SCOlQtCML1kEcQq:2/OhuUIE87m2tmCoML1rct

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000700000001f077-16.dat	family_neshta
behavioral2/memory/4280-92-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-104-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-106-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-107-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-109-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-110-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-111-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4280-113-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
2576	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.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
T1552.001

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MIA062~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MIF4FD~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MICROS~3.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MICROS~4.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13177~1.11\MICROS~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MICROS~2.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EUD1B7.tmp\MID1AD~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 2576	4280	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe	90
PID 4280 wrote to memory of 2576	4280	NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe	90

C:\Users\Admin\AppData\Local\Temp\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe"
1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe"
  2⤵
  - Executes dropped EXE
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

Filesize
2.4MB

MD5
8ffc3bdf4a1903d9e28b99d1643fc9c7

SHA1
919ba8594db0ae245a8abd80f9f3698826fc6fe5

SHA256
8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6

SHA512
0b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Filesize
6.1MB

MD5
fe7603e1c60b94f304ad8df59d1d07ae

SHA1
4262aaa1d3f0500b9782ab382bdbe2263c23af10

SHA256
53d041759b0915e71b295d9ef78aa3ec9eaf51135c2c9af39c8452a9bb5a8241

SHA512
ffc70ebbd57c92dbf7617e5c4323d9eda1ee65d680fcfec8670ea03e5f8486e34c7edea5c9bf104aec1b9ed0a29c9e9a7cf014320e55890cf9d6ccb42d0324d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.a9dfaabb1f363498ab8f718ee1932e70_JC.exe

Filesize
6.1MB

MD5
fe7603e1c60b94f304ad8df59d1d07ae

SHA1
4262aaa1d3f0500b9782ab382bdbe2263c23af10

SHA256
53d041759b0915e71b295d9ef78aa3ec9eaf51135c2c9af39c8452a9bb5a8241

SHA512
ffc70ebbd57c92dbf7617e5c4323d9eda1ee65d680fcfec8670ea03e5f8486e34c7edea5c9bf104aec1b9ed0a29c9e9a7cf014320e55890cf9d6ccb42d0324d1

Download Submit
memory/2576-12-0x0000000140000000-0x0000000142B80000-memory.dmp

Filesize
43.5MB

Download
memory/2576-13-0x0000000140000000-0x0000000142B80000-memory.dmp

Filesize
43.5MB

Download
memory/4280-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-104-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-109-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-110-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-111-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4280-113-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads