neshta | c7a2482c7743d0b5a18d6c2b135d6d13153caf163906e11d0adf26ac693f9eac

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2023, 18:53

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General

Target

818133edf6333d7ce79b0e4c40ce56f0.exe
Size

1.5MB
MD5

818133edf6333d7ce79b0e4c40ce56f0
SHA1

ba6c27234fcbcbc12766418edbc149c5807b0202
SHA256

c7a2482c7743d0b5a18d6c2b135d6d13153caf163906e11d0adf26ac693f9eac
SHA512

0408be8e9516c4d7ac42e8c2413b0238c77e5914bc86628699b211b300b2425ac6f8f64584cad293afc499ae4d57253a9d59389a29f8a80a96bce2abc922a339
SSDEEP

12288:mLJa+7PGqmyXvaO+Ow51+ktKjxZyu7qroycqYgIQG3G:mLh/HXvr+7d8jxZPyonQGW

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000700000001effc-20.dat	family_neshta
behavioral2/memory/892-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-104-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-106-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-107-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-108-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/892-110-0x0000000000400000-0x000000000041B000-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-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation	818133edf6333d7ce79b0e4c40ce56f0.exe

Executes dropped EXE 1 IoCs

pid	Process
2580	818133edf6333d7ce79b0e4c40ce56f0.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\" %*"	818133edf6333d7ce79b0e4c40ce56f0.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\WINDOW~4\wmlaunch.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13177~1.11\MICROS~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI391D~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MIA062~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~3.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI9C33~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~4.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	818133edf6333d7ce79b0e4c40ce56f0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	818133edf6333d7ce79b0e4c40ce56f0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	818133edf6333d7ce79b0e4c40ce56f0.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\" %*"	818133edf6333d7ce79b0e4c40ce56f0.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 2580	892	818133edf6333d7ce79b0e4c40ce56f0.exe	86
PID 892 wrote to memory of 2580	892	818133edf6333d7ce79b0e4c40ce56f0.exe	86
PID 892 wrote to memory of 2580	892	818133edf6333d7ce79b0e4c40ce56f0.exe	86

C:\Users\Admin\AppData\Local\Temp\818133edf6333d7ce79b0e4c40ce56f0.exe
"C:\Users\Admin\AppData\Local\Temp\818133edf6333d7ce79b0e4c40ce56f0.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:892
- C:\Users\Admin\AppData\Local\Temp\3582-490\818133edf6333d7ce79b0e4c40ce56f0.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\818133edf6333d7ce79b0e4c40ce56f0.exe"
  2⤵
  - Executes dropped EXE
  PID:2580

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

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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\818133edf6333d7ce79b0e4c40ce56f0.exe

Filesize
1.5MB

MD5
8785d840d29c3ff362fd37a6c004f448

SHA1
f1979ee7e7de177a95a119a27e777df75d2618ed

SHA256
c362dff4dc26c9d2e8fecf949997914c0c5f19bf4ec9160ead5ccbf49d11a8ee

SHA512
145da2a0862fadd0f77fb6fff9aa8c6086d3750d671f729da60d0192e887006799d0a62201e6c9ae116d95108e8d032ec1e4e0caa2a51af9a52edffcc2c7358f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\818133edf6333d7ce79b0e4c40ce56f0.exe

Filesize
1.5MB

MD5
8785d840d29c3ff362fd37a6c004f448

SHA1
f1979ee7e7de177a95a119a27e777df75d2618ed

SHA256
c362dff4dc26c9d2e8fecf949997914c0c5f19bf4ec9160ead5ccbf49d11a8ee

SHA512
145da2a0862fadd0f77fb6fff9aa8c6086d3750d671f729da60d0192e887006799d0a62201e6c9ae116d95108e8d032ec1e4e0caa2a51af9a52edffcc2c7358f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\818133edf6333d7ce79b0e4c40ce56f0.exe

Filesize
1.5MB

MD5
8785d840d29c3ff362fd37a6c004f448

SHA1
f1979ee7e7de177a95a119a27e777df75d2618ed

SHA256
c362dff4dc26c9d2e8fecf949997914c0c5f19bf4ec9160ead5ccbf49d11a8ee

SHA512
145da2a0862fadd0f77fb6fff9aa8c6086d3750d671f729da60d0192e887006799d0a62201e6c9ae116d95108e8d032ec1e4e0caa2a51af9a52edffcc2c7358f

Download Submit
memory/892-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-110-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-108-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-104-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/892-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2580-13-0x0000000000D90000-0x0000000000F0B000-memory.dmp

Filesize
1.5MB

Download
memory/2580-83-0x00000000731D0000-0x0000000073980000-memory.dmp

Filesize
7.7MB

Download
memory/2580-15-0x0000000005780000-0x00000000057A2000-memory.dmp

Filesize
136KB

Download
memory/2580-38-0x00000000058D0000-0x00000000058E0000-memory.dmp

Filesize
64KB

Download
memory/2580-14-0x00000000731D0000-0x0000000073980000-memory.dmp

Filesize
7.7MB

Download
memory/2580-17-0x0000000005A20000-0x0000000005AB2000-memory.dmp

Filesize
584KB

Download
memory/2580-16-0x0000000005FD0000-0x0000000006574000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads