neshta | 1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c

General

Target

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
Size

261KB
MD5

570943e4fcbc41b074a7e61dd11422a0
SHA1

3d941891f8b624324e975496fed9ed49b56d1f9a
SHA256

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c
SHA512

cf5703975d242d229b106ee29ebf7d6fcebc21db7241ca0b5bc877ee0729feb90276f726c57d4470d4b75348e473f01578cf4ba87360d284f2b80b078111afad
SSDEEP

3072:sr85CE73zbQ6NE3shCjtTo02pqDcn6WpjL1CrVheZgHwPmH0yeFF8CH:k9CbOshEGn1CrS+HA1H

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

pid process

2080 1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

pid	process
2080	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

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

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.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
T1081

Drops file in Program Files directory 64 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\PWAHEL~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\ELEVAT~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\COOKIE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\MSEDGE~2.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\IDENTI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~4.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\BHO\IE_TO_~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\MSEDGE~3.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\104012~1.47\NOTIFI~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Drops file in Windows directory 2 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
File opened for modification	C:\Windows\Dell\UpdatePackage\log\Synaptics.log	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description pid process

Token: SeLoadDriverPrivilege 2080 1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	pid	process
Token: SeLoadDriverPrivilege	2080	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

description	pid	process	target process
PID 4040 wrote to memory of 2080	4040	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
PID 4040 wrote to memory of 2080	4040	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
PID 4040 wrote to memory of 2080	4040	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe	1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

C:\Users\Admin\AppData\Local\Temp\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
"C:\Users\Admin\AppData\Local\Temp\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe"
1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4040

C:\Users\Admin\AppData\Local\Temp\3582-490\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe"
2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2080

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Filesize
221KB

MD5
fe7ffa07f6ae9b6c0c9f1ec006c4a94c

SHA1
1709987d14d98d43487fd759ce4f25a3dec403c7

SHA256
46d969c3b56a9dde4e87ca7d3d529cb44a50858a0e6647821353239c9176630a

SHA512
3bb180246aa2bb06968eb9a6fe2209d020f298f243f1262a42e531ee7034cabe39c33fa40e2ed5c24a43a41fc224cacdcc593c0fe2642d80cd152bc0179af8f5

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C:\Users\Admin\AppData\Local\Temp\3582-490\1fa731dc947a4d1ffc37a9b14bd78e005e2af428e8e664c7e99170579cfcab3c.exe

Filesize
221KB

MD5
fe7ffa07f6ae9b6c0c9f1ec006c4a94c

SHA1
1709987d14d98d43487fd759ce4f25a3dec403c7

SHA256
46d969c3b56a9dde4e87ca7d3d529cb44a50858a0e6647821353239c9176630a

SHA512
3bb180246aa2bb06968eb9a6fe2209d020f298f243f1262a42e531ee7034cabe39c33fa40e2ed5c24a43a41fc224cacdcc593c0fe2642d80cd152bc0179af8f5

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memory/2080-132-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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