neshta | 6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 23:01

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General

Target

6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
Size

161KB
MD5

824fbf4e380a2bd3b7321d07d0ad4c70
SHA1

711dba23405cfe613a1dc4550985671890c0bc64
SHA256

6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982
SHA512

3bfb3d384e478e75a9ec302c65b831a0e48f70fdbde92cb421473edc51da03b6bb9e6e1fc2a96dbe2d6b9bd8bee5d92b23ad74809356c045e10e4c438840dd9c
SSDEEP

3072:sr85CRpIZBeiekpYFMO2GeuRfWnR5bkbEw6BG0ZehiJJA:k9ReznFObRfWL8EweG0Zeae

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

resource	yara_rule
behavioral2/files/0x000600000002021e-12.dat	family_neshta
behavioral2/memory/3756-92-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3756-93-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3756-95-0x0000000000400000-0x000000000041B000-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
Neshta family
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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Executes dropped EXE 1 IoCs

pid	Process
1360	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.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\" %*"	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\Program Files (x86)\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File created	C:\Program Files (x86)\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3756 wrote to memory of 1360	3756	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe	83
PID 3756 wrote to memory of 1360	3756	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe	83
PID 3756 wrote to memory of 1360	3756	6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe	83

C:\Users\Admin\AppData\Local\Temp\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
"C:\Users\Admin\AppData\Local\Temp\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe"
1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3756
- C:\Users\Admin\AppData\Local\Temp\3582-490\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:1360

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\ACROTE~1.EXE

Filesize
86KB

MD5
3b73078a714bf61d1c19ebc3afc0e454

SHA1
9abeabd74613a2f533e2244c9ee6f967188e4e7e

SHA256
ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

SHA512
75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\6b4b6fce2e082c9185ceadd851c160145bfdb93943ab96f702de394027a1a982N.exe

Filesize
121KB

MD5
228dca389cb4e6b276e178ff5471241f

SHA1
87777d16ce75c0493c1f156c588e44cf4d94ef99

SHA256
e6e45d595c2de1da83be675b640dd4dfc5a487a5c8896240a4822aa94a02fec8

SHA512
fea0dfbfd7a12a05177d79f002aba1a146f0580ba9b716adfb263b27fc624c9a296a35b4bda92d3fc5b87709598dca1cc53b98942172dc37227458aa7f0d1c1b

Download Submit
memory/3756-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3756-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3756-95-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads