neshta | 5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-11-2024 23:23

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General

Target

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
Size

716KB
MD5

d2b170a0d54c9b04c1eed4e0ae211b31
SHA1

4f92f89f2df5820541252ffd50f39aa2308a5077
SHA256

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc
SHA512

3b65f1fbd620e771e756c67f22291f54edcaf0316e2871200d0f7b07834d5e79f9ec49136cc16f0a531a2239b371ac93293121afaa20172b85650672efd145bf
SSDEEP

12288:F9MMMv8qMMMwRptxMMM4TdjpXc7LH5jaYb4RA6PCTMZp1QRY36LVyTruNrp2twNU:nMMMUqMMMoMMMfcYQ

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x000600000002021e-15.dat	family_neshta
behavioral2/memory/1964-95-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1964-96-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1964-97-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1964-99-0x0000000000400000-0x000000000041B000-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

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Executes dropped EXE 1 IoCs

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

pid	Process
3140	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.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

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Drops file in Windows directory 1 IoCs

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4992	3140	WerFault.exe	84

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

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Modifies registry class 1 IoCs

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

description	pid	Process	procid_target
PID 1964 wrote to memory of 3140	1964	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe	84
PID 1964 wrote to memory of 3140	1964	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe	84
PID 1964 wrote to memory of 3140	1964	5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe	84

C:\Users\Admin\AppData\Local\Temp\5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
"C:\Users\Admin\AppData\Local\Temp\5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.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:1964
- C:\Users\Admin\AppData\Local\Temp\3582-490\5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3140 -s 408
    3⤵
    - Program crash
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3140 -ip 3140
1⤵
PID:4124

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\5a93e5c093bd03a45656e91caeb94649bb11d87558eb3511eb9828e72ced94cc.exe

Filesize
676KB

MD5
97b680704e414698fadce458d277724b

SHA1
283986b612de9b06818e746d89b410823bf66aa8

SHA256
c32d5c39ee23294c2c1a261b1867d4740a38517d15c6b042628eedd7f9712782

SHA512
3d4890e0a66129f0c5976835dbc8adf6625e1cc51cb10571f4d6fad0a2628035e9d0c6a1159518caef25f08c5102a771ce5679bd1dd5aeb5af73213d2501ccc1

Download Submit
memory/1964-95-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1964-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1964-97-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1964-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download