Malware Analysis Report

2024-09-11 02:47

Sample ID 240527-xahyraeg48
Target 2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta
SHA256 ed76a964fbb871aa0c8b851461b2438c05a062bc2aced6fac72adb95066fe21b
Tags
neshta makop persistence ransomware spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ed76a964fbb871aa0c8b851461b2438c05a062bc2aced6fac72adb95066fe21b

Threat Level: Known bad

The file 2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta was found to be: Known bad.

Malicious Activity Summary

neshta makop persistence ransomware spyware stealer

Neshta

Detect Neshta payload

MAKOP ransomware payload

Neshta family

Makop

Makop family

Loads dropped DLL

Modifies system executable filetype association

Reads user/profile data of web browsers

Checks computer location settings

Executes dropped EXE

Drops file in Program Files directory

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Modifies registry class

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Event Triggered Execution
T1546
Change Default File Association
T1546.001
Privilege Escalation
TA0004
Event Triggered Execution
T1546
Change Default File Association
T1546.001
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-27 18:38

Signatures

Detect Neshta payload

Description Indicator Process Target
N/A N/A N/A N/A

MAKOP ransomware payload

Description Indicator Process Target
N/A N/A N/A N/A

Makop family

makop

Neshta family

neshta

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-27 18:38

Reported

2024-05-27 18:41

Platform

win7-20240221-en

Max time kernel

120s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

Signatures

Detect Neshta payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

MAKOP ransomware payload

Description Indicator Process Target
N/A N/A N/A N/A

Makop

ransomware makop

Neshta

persistence spyware neshta

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Modifies system executable filetype association

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Reads user/profile data of web browsers

spyware stealer

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\svchost.com C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2168 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe
PID 2168 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe
PID 2168 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe
PID 2168 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

"C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

MD5 06093c6a648a6b7eeb8504999fc98733
SHA1 f5a71578d13d57ba1fc2a34bf5ceb55109843e18
SHA256 994fd55de0c9a0d2c9011155d76adfe71b4a6f3c5a0bb802269a204e959f61b7
SHA512 d29caa1acec43d32e634fe37261ea607ead92223211cc90ceb7c0f1ef27932c7300399ad34b900578258aa49e6f53e47464a68d8147843419ffa9742667450e0

C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

MD5 cf6c595d3e5e9667667af096762fd9c4
SHA1 9bb44da8d7f6457099cb56e4f7d1026963dce7ce
SHA256 593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d
SHA512 ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

MD5 9e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1 ec66cda99f44b62470c6930e5afda061579cde35
SHA256 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA512 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

memory/2168-86-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2168-87-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2168-88-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2168-89-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2168-90-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2168-92-0x0000000000400000-0x000000000041B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-27 18:38

Reported

2024-05-27 18:41

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

Signatures

Detect Neshta payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

MAKOP ransomware payload

Description Indicator Process Target
N/A N/A N/A N/A

Makop

ransomware makop

Neshta

persistence spyware neshta

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Modifies system executable filetype association

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Reads user/profile data of web browsers

spyware stealer

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~3.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~4.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A
File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\svchost.com C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4536 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe
PID 4536 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe
PID 4536 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

"C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\3582-490\2024-05-27_b2170fe582b4031cfa6871aa005350ea_makop_neshta.exe

MD5 06093c6a648a6b7eeb8504999fc98733
SHA1 f5a71578d13d57ba1fc2a34bf5ceb55109843e18
SHA256 994fd55de0c9a0d2c9011155d76adfe71b4a6f3c5a0bb802269a204e959f61b7
SHA512 d29caa1acec43d32e634fe37261ea607ead92223211cc90ceb7c0f1ef27932c7300399ad34b900578258aa49e6f53e47464a68d8147843419ffa9742667450e0

C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

MD5 3b73078a714bf61d1c19ebc3afc0e454
SHA1 9abeabd74613a2f533e2244c9ee6f967188e4e7e
SHA256 ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
SHA512 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

memory/4536-103-0x0000000000400000-0x000000000041B000-memory.dmp

memory/4536-104-0x0000000000400000-0x000000000041B000-memory.dmp

memory/4536-105-0x0000000000400000-0x000000000041B000-memory.dmp

memory/4536-107-0x0000000000400000-0x000000000041B000-memory.dmp