neshta | 6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e

General

Target

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
Size

218KB
MD5

a1f70dd870d7e5c5e591e34f10f31cf3
SHA1

065ed7dc6bea8332fb49a741b06478748a1233d0
SHA256

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e
SHA512

971980796805fa4149ba977bf91b2d82d8cdaed307fab37ed52eea55dd5132f38ba52c96a44172c9ef1f673ae9ee723ee4cb7a1b982c2f3df71bf043f02a375c
SSDEEP

3072:sr85CEOZaCPCRzY/HO+l13EmARZUACAhGaCPCRzY/HOidS13EmARZUACAhM:k9EOZjszY/HOA13mpGjszY/HOB13mpM

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:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.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:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

pid process

1532 6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

pid	process
1532	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

Loads dropped DLL 2 IoCs

Processes:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

pid	process
956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.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:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

Drops file in Windows directory 1 IoCs

Processes:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

description ioc process

File opened for modification C:\Windows\svchost.com 6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

Modifies registry class 1 IoCs

Processes:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

description	pid	process	target process
PID 956 wrote to memory of 1532	956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
PID 956 wrote to memory of 1532	956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
PID 956 wrote to memory of 1532	956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
PID 956 wrote to memory of 1532	956	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe	6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe

C:\Users\Admin\AppData\Local\Temp\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
"C:\Users\Admin\AppData\Local\Temp\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe"
1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:956

C:\Users\Admin\AppData\Local\Temp\3582-490\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe"
2⤵
- Executes dropped EXE
PID:1532

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
Filesize
178KB

MD5
87d15e711bcbba7a545d9f3783bbed3a

SHA1
de0d3d97127d4ff71b89a87fb52203cf89251387

SHA256
386383242e3ca0e44e20a79cfe7bd8363cb7fa007cf7e6421949ed2e536b5039

SHA512
fb4f7af0965c0fa6373805ea216327e5da9dd11615ad5ab72bdf91bc63d483b7aa36db0db45483d05d7d5acc5278c9962dfd625fc77c5f1abab2e06a49e2e3d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
Filesize
178KB

MD5
87d15e711bcbba7a545d9f3783bbed3a

SHA1
de0d3d97127d4ff71b89a87fb52203cf89251387

SHA256
386383242e3ca0e44e20a79cfe7bd8363cb7fa007cf7e6421949ed2e536b5039

SHA512
fb4f7af0965c0fa6373805ea216327e5da9dd11615ad5ab72bdf91bc63d483b7aa36db0db45483d05d7d5acc5278c9962dfd625fc77c5f1abab2e06a49e2e3d9

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\6b41e1fac01fd469fb603faac5e6075a1174fb151a35f23e534a102374b4cc5e.exe
Filesize
178KB

MD5
87d15e711bcbba7a545d9f3783bbed3a

SHA1
de0d3d97127d4ff71b89a87fb52203cf89251387

SHA256
386383242e3ca0e44e20a79cfe7bd8363cb7fa007cf7e6421949ed2e536b5039

SHA512
fb4f7af0965c0fa6373805ea216327e5da9dd11615ad5ab72bdf91bc63d483b7aa36db0db45483d05d7d5acc5278c9962dfd625fc77c5f1abab2e06a49e2e3d9

Download Submit
memory/956-54-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

Download
memory/1532-56-0x0000000000000000-mapping.dmp

Download
memory/1532-60-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/1532-62-0x0000000000B25000-0x0000000000B36000-memory.dmp

Filesize
68KB

Download
memory/1532-63-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads