neshta | 51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 16:47

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General

Target

51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
Size

144KB
MD5

1d89f6a4bf5797da40ed4485e88762f0
SHA1

94d7b4bfb3aa3c22e8da04e07dd3e260a6b64adc
SHA256

51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264
SHA512

eeb5c6b7966c0ba0448f725f079a0100704f50af32ea851001568d8a1d76220de4622534e2da1e5efbbe20916f8f56d214fafecaaed168eda9fbf3a4b2d27ae7
SSDEEP

3072:sr85CH7L7XdP/9QW8qPdqck9LQAjn68xvS5hIDzEjD:k9cvohIDzEjD

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral2/files/0x000600000002023a-16.dat	family_neshta
behavioral2/memory/3908-97-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3908-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3908-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3908-101-0x0000000000400000-0x000000000041B000-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	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

Executes dropped EXE 1 IoCs

pid	Process
4480	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.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\" %*"	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.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\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3348	4480	WerFault.exe	82

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	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.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\" %*"	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4480	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 4480	3908	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe	82
PID 3908 wrote to memory of 4480	3908	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe	82
PID 3908 wrote to memory of 4480	3908	51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe	82

C:\Users\Admin\AppData\Local\Temp\51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
"C:\Users\Admin\AppData\Local\Temp\51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.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:3908
- C:\Users\Admin\AppData\Local\Temp\3582-490\51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 860
    3⤵
    - Program crash
    PID:3348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4480 -ip 4480
1⤵
PID:3188

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\51f6f2c3e7fd2a0a494df2eb0379d45674814ca188062c1a3ac1463a36ced264N.exe

Filesize
104KB

MD5
95fb8568a4f7214da99e8c67c7a1a65b

SHA1
c9a6fde59e2fc82e32297628202ab64062b28206

SHA256
a9bd49cadd603691d1e6753a8c738b712ebd767f1a4fbfc21fefe020ddc5ef58

SHA512
c0947d98bac30951946ae8849a248824c7693e22dc012da6bf58c3562388828044b5c0af64a99f0b5d7a4c76d00162ff38a3c8669f65fbb7dd645795eb892cf8

Download Submit
memory/3908-97-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/3908-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3908-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3908-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4480-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4480-96-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads