neshta | dc016f4b2737064cf1ffe09621246f991dd99e43b49f47ef8f8a424af4f336e0

Analysis

max time kernel
153s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 07:51

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General

Target

NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
Size

474KB
MD5

01d8281d1a6a2e6abca5a72111aa6d10
SHA1

e551b2d052830707d0358cacaddffd3a209f9cfd
SHA256

dc016f4b2737064cf1ffe09621246f991dd99e43b49f47ef8f8a424af4f336e0
SHA512

6be64df83c0fc4ed930f543d685604123d3009f4c2cd7ea20d0ed9a411af2e8e6767f2309466debd190e5fd47235264ac42d7f6bfb9bfbd3892dc6755e918e33
SSDEEP

12288:LWx4fXNjJId6LYJOvNklmhAIQLFPMdV4FgwO:JfXNjJId6LYIvLAPJkdV4KX

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 16 IoCs

resource	yara_rule
behavioral2/memory/2160-13-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/files/0x000700000001f005-16.dat	family_neshta
behavioral2/memory/2160-41-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-95-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-96-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-97-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-100-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-101-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-104-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-106-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2160-107-0x0000000000400000-0x000000000041B000-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-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe

Executes dropped EXE 1 IoCs

pid	Process
4572	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.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.01d8281d1a6a2e6abca5a72111aa6d10.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\Google\Update\1336~1.151\GOOGLE~4.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI9C33~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~4.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI391D~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~3.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13177~1.11\MICROS~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.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.01d8281d1a6a2e6abca5a72111aa6d10.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 4572	2160	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe	94
PID 2160 wrote to memory of 4572	2160	NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe	94

C:\Users\Admin\AppData\Local\Temp\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.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:2160
- C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe"
  2⤵
  - Executes dropped EXE
  PID:4572

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

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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.01d8281d1a6a2e6abca5a72111aa6d10.exe

Filesize
434KB

MD5
e22c36e8982db1a06440f782ee6c6cbc

SHA1
1ea28606a89e209c2c2dba00b171bf29fe02c235

SHA256
a87bf6657ea5af4586a0a081327efadab30fcdd800d7e3e166f00be1b020eb55

SHA512
90ccf8f8a312f29bd17519c1f0ebe97c5c4e0bdbc2ab86ba639c43b1b4d8c646c54b64642c9dd9fbb26862072a434779e8c3f22c097516333492e9a249af16fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe

Filesize
434KB

MD5
e22c36e8982db1a06440f782ee6c6cbc

SHA1
1ea28606a89e209c2c2dba00b171bf29fe02c235

SHA256
a87bf6657ea5af4586a0a081327efadab30fcdd800d7e3e166f00be1b020eb55

SHA512
90ccf8f8a312f29bd17519c1f0ebe97c5c4e0bdbc2ab86ba639c43b1b4d8c646c54b64642c9dd9fbb26862072a434779e8c3f22c097516333492e9a249af16fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.01d8281d1a6a2e6abca5a72111aa6d10.exe

Filesize
434KB

MD5
e22c36e8982db1a06440f782ee6c6cbc

SHA1
1ea28606a89e209c2c2dba00b171bf29fe02c235

SHA256
a87bf6657ea5af4586a0a081327efadab30fcdd800d7e3e166f00be1b020eb55

SHA512
90ccf8f8a312f29bd17519c1f0ebe97c5c4e0bdbc2ab86ba639c43b1b4d8c646c54b64642c9dd9fbb26862072a434779e8c3f22c097516333492e9a249af16fb

Download Submit
memory/2160-97-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-100-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-95-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-13-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-41-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-104-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2160-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads