neshta | b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987

General

Target

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
Size

597KB
MD5

19d4e907e73ecc8c9e564c71c127f3e6
SHA1

590ed32308c954044b2d240b1cd004ae4bb97595
SHA256

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987
SHA512

d699982b048f83298c112aa0bd64f0d2047649288b20a0b1ff97807797d7b2127aa53fc62198ceca9bb00e3e52930c1f824e3fe641f00b60a262d7c12826ca09
SSDEEP

12288:Wo9v5hk94n24O9pcsBPcFUM88thnJbXoQcH:Wezn24GHtcn8CjLQ

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:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.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:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

pid process

844 b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

pid	process
844	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.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:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

Loads dropped DLL 1 IoCs

Processes:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

pid process

844 b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.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

pid	process
844	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

Drops file in Program Files directory 64 IoCs

Processes:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~2.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI391D~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI9C33~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~3.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MIA062~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13167~1.21\MICROS~1.EXE	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

Drops file in Windows directory 1 IoCs

Processes:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description ioc process

File opened for modification C:\Windows\svchost.com b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.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	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

NSIS installer 4 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	nsis_installer_2

Modifies registry class 1 IoCs

Processes:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

description	pid	process	target process
PID 3224 wrote to memory of 844	3224	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
PID 3224 wrote to memory of 844	3224	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
PID 3224 wrote to memory of 844	3224	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe	b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe

C:\Users\Admin\AppData\Local\Temp\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
"C:\Users\Admin\AppData\Local\Temp\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.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:3224

C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:844

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\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
Filesize
556KB

MD5
6000357e0681e37e8f6b46731e09434f

SHA1
e1a8751265998903478be0a1481c4a0deb2100b4

SHA256
753aff7069ed83dd81536e43efec6d952bc74d3304b58cbcbd050376261853ea

SHA512
d1d940d1acdb246b8b21fa69099dfe102e13612851c47d813672a2187437e7b82dbdf1e7e0a92aba144cc6b3fbacab8fbb66bdf1df7c81fb78698b8df84facaa

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\b6cc05dbc0d50b76320330e273ade52aa089314945ba6c3bafe3cf5b5d06a987.exe
Filesize
556KB

MD5
6000357e0681e37e8f6b46731e09434f

SHA1
e1a8751265998903478be0a1481c4a0deb2100b4

SHA256
753aff7069ed83dd81536e43efec6d952bc74d3304b58cbcbd050376261853ea

SHA512
d1d940d1acdb246b8b21fa69099dfe102e13612851c47d813672a2187437e7b82dbdf1e7e0a92aba144cc6b3fbacab8fbb66bdf1df7c81fb78698b8df84facaa

Download Submit
C:\Users\Admin\AppData\Local\Temp\nskADF9.tmp\InstallOptions.dll
Filesize
14KB

MD5
0dc0cc7a6d9db685bf05a7e5f3ea4781

SHA1
5d8b6268eeec9d8d904bc9d988a4b588b392213f

SHA256
8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c

SHA512
814dd17ebb434f4a3356f716c783ab7f569f9ee34ce5274fa50392526925f044798f8006198ac7afe3d1c2ca83a2ca8c472ca53fec5f12bbfbbe0707abacd6b0

Download Submit
memory/844-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads