neshta | 4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28

General

Target

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
Size

177KB
MD5

0b3311a35922047e9bdaaddefb53271f
SHA1

815af9f735dd4ceca67e54d3c755513b4dc263a1
SHA256

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28
SHA512

ccc694e8b68a3919ca58dd9aca80b46c62c4b54934711155871bb391ab18ff4aa1ee400b48373bca31d303450e6d5700662c4844d1a28d080854847d034f4872

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:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.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:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

pid process

976 4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

pid	process
976	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.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:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.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:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MICROS~3.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MICROS~4.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MICROS~2.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13157~1.61\MICROS~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MI391D~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MIA062~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13157~1.61\MICROS~1.EXE	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

Drops file in Windows directory 1 IoCs

Processes:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description ioc process

File opened for modification C:\Windows\svchost.com 4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3404 976 WerFault.exe 4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

pid	pid_target	process	target process
3404	976	WerFault.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

Modifies registry class 1 IoCs

Processes:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description pid process

Token: SeDebugPrivilege 976 4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	pid	process
Token: SeDebugPrivilege	976	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

description	pid	process	target process
PID 1388 wrote to memory of 976	1388	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
PID 1388 wrote to memory of 976	1388	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
PID 1388 wrote to memory of 976	1388	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe	4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe

C:\Users\Admin\AppData\Local\Temp\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
"C:\Users\Admin\AppData\Local\Temp\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.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:1388

C:\Users\Admin\AppData\Local\Temp\3582-490\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 808
3⤵
- Program crash
PID:3404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 976 -ip 976
1⤵
PID:2884

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
Filesize
136KB

MD5
ac7140a6fd66d4c88d66a1095800b5e8

SHA1
89064a226faa2e483d4007a0e7f24316f5f6c848

SHA256
d6dcbe88aa45d1808e92a69394306691653ee14d8cee676d32bcbcef2ee0abaf

SHA512
bedbc4234bfd7fcc953d73f8877a63cf1f6dac2c433dc401a53ac159ef69a8baa3bb106cc1061bceee504952cc6a9b06e0be5db1742555c092035b2afb8ecf9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\4d836a743dfa0064fed53622de6f0d0a990ebf35957b8bfb67dd384ad73a7b28.exe
Filesize
136KB

MD5
ac7140a6fd66d4c88d66a1095800b5e8

SHA1
89064a226faa2e483d4007a0e7f24316f5f6c848

SHA256
d6dcbe88aa45d1808e92a69394306691653ee14d8cee676d32bcbcef2ee0abaf

SHA512
bedbc4234bfd7fcc953d73f8877a63cf1f6dac2c433dc401a53ac159ef69a8baa3bb106cc1061bceee504952cc6a9b06e0be5db1742555c092035b2afb8ecf9b

Download Submit
memory/976-130-0x0000000000000000-mapping.dmp

Download
memory/976-133-0x0000000000E80000-0x0000000000EAA000-memory.dmp

Filesize
168KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads