neshta | c45d7e397bac6f57f38f3505c4b951a61e1a77a7b5c77b9e157ad719ece15264

General

Target

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
Size

1.1MB
MD5

c4135cc7c22639aa8993c76eb612ba00
SHA1

3396b72d6914b4143b899ac746dd709ee9738644
SHA256

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111
SHA512

421f3498426b9fa7c3329fecc1fe8e23408ebfaaf92c2b220e642a5b0237067079520d3d1b7268bd9a21920c1184aae1430f6970f22f66f2833c70a25571506a
SSDEEP

24576:KRBrzwX0YmJI8DRnCD4jtnT8Q1r0ly78ipwR7H:8Jzdnm4lT8Q1r0pieR7H

Score

10^/10

neshta xmrig miner persistence spyware stealer upx

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 1 IoCs

miner

Processes:

resource	yara_rule
behavioral2/memory/5096-136-0x0000000000400000-0x0000000000871000-memory.dmp	xmrig

Executes dropped EXE 1 IoCs

Processes:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

pid process

5096 f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

pid	process
5096	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe	upx
C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe	upx
behavioral2/memory/5096-135-0x0000000000400000-0x0000000000871000-memory.dmp	upx
behavioral2/memory/5096-136-0x0000000000400000-0x0000000000871000-memory.dmp	upx

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:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.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:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MIA062~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~2.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~3.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MI9C33~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~4.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MI391D~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

Drops file in Windows directory 1 IoCs

Processes:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description ioc process

File opened for modification C:\Windows\svchost.com f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.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	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

Modifies registry class 1 IoCs

Processes:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

description	pid	process	target process
PID 1620 wrote to memory of 5096	1620	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
PID 1620 wrote to memory of 5096	1620	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
PID 1620 wrote to memory of 5096	1620	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe	f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe

C:\Users\Admin\AppData\Local\Temp\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
"C:\Users\Admin\AppData\Local\Temp\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.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:1620

C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe"
2⤵
- Executes dropped EXE
PID:5096

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
Filesize
1.1MB

MD5
80ff3475582de86c9132364ac9f973c0

SHA1
cc1f51b642d6cf47ee809d1015f174a0adb06841

SHA256
612aa000654882bbb324a233f7599cb4e1eb6fa74c9c29f8cbcd49f158c0d214

SHA512
a65374d87bd1bae1a106c423dffd91936892cb76ee0dace833e600baaef65f06c865811ba3882aa7b69033b127355fed2d3770d81f2efe5c6ef954aaa5be72bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\f307d266bd2537abfe6233b7f2b9ed59c1be2d5594bc4c854d55155a081bb111.exe
Filesize
1.1MB

MD5
80ff3475582de86c9132364ac9f973c0

SHA1
cc1f51b642d6cf47ee809d1015f174a0adb06841

SHA256
612aa000654882bbb324a233f7599cb4e1eb6fa74c9c29f8cbcd49f158c0d214

SHA512
a65374d87bd1bae1a106c423dffd91936892cb76ee0dace833e600baaef65f06c865811ba3882aa7b69033b127355fed2d3770d81f2efe5c6ef954aaa5be72bf

Download Submit
memory/5096-132-0x0000000000000000-mapping.dmp

Download
memory/5096-135-0x0000000000400000-0x0000000000871000-memory.dmp

Filesize
4.4MB

Download
memory/5096-136-0x0000000000400000-0x0000000000871000-memory.dmp

Filesize
4.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads