neshta | 8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 00:56

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General

Target

8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
Size

4.3MB
MD5

3cdb8dad260e867ec6f5aea06cd589d4
SHA1

7fe41e3263aebbc545cd2da6b6d81e4468008213
SHA256

8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06
SHA512

2e37a955ee5a350b7e0ee5ecc8ab150ccac75767e16268a2aabc681ea7f7e3cec9d661cf9f75c5ad63b8dfb8961893c44090696480c87226133ad41eda283150
SSDEEP

49152:V4YEVr865nmHQHXKEfy9Ve6KtjY4h6gbDxT87FOh+b8pYqCc7CXGSGJw0//7tvZT:0x3KEfM4ddIkfG6TtvZ9Zn

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral2/files/0x000600000002023a-21.dat	family_neshta
behavioral2/memory/4220-101-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4220-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4220-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4220-105-0x0000000000400000-0x000000000041B000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe

Executes dropped EXE 2 IoCs

pid	Process
2952	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
3956	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.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\" %*"	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.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:\Program Files\Crashpad\metadata	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\Program Files\whale_installer.log	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.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 1 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	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.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\" %*"	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4220 wrote to memory of 2952	4220	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe	82
PID 4220 wrote to memory of 2952	4220	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe	82
PID 2952 wrote to memory of 3956	2952	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe	83
PID 2952 wrote to memory of 3956	2952	8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe	83

C:\Users\Admin\AppData\Local\Temp\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
"C:\Users\Admin\AppData\Local\Temp\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.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:4220
- C:\Users\Admin\AppData\Local\Temp\3582-490\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Users\Admin\AppData\Local\Temp\3582-490\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe
    C:\Users\Admin\AppData\Local\Temp\3582-490\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\Crashpad" --url=https://nelo2-col.navercorp.com:443/_store --annotation=clientid= --annotation=plat=Win64 --annotation=prod=Whale --annotation=ver=3.28.266.14 --initial-client-data=0x270,0x274,0x278,0x24c,0x27c,0x7ff6d791bdd8,0x7ff6d791bde4,0x7ff6d791bdf0
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    PID:3956

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

Replay Monitor

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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\8eaecf0366281a009d19561a4afd034ad637bc0d80e682074c3ca8cac23adb06.exe

Filesize
4.3MB

MD5
93d2a87684254f01bbe2ba76aa6b4227

SHA1
d57afc8a06d8df0d77df7d6cd6713dc98a89b324

SHA256
bae04f9396f19a8f3df9e151437a0ffe2fea467c0bf3ecfde08dc0be279d6a75

SHA512
f35400de1ff6c74aedf98d8caa762fb341dbbe550b4963744c003bef26b4c3849f85693680e95002bbc05c56f45fccb6f4100efdc14f08331ec9de5339b6919a

Download Submit
memory/4220-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4220-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4220-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4220-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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