Malware Analysis Report

2024-10-10 12:49

Sample ID 240603-h7tn7ahb42
Target Build_NeikiAnalytics
SHA256 1c33d65d9936c4c4db8a996c65d24d547ccec4a05f6f144673818946aa49e9d2
Tags
rat dcrat infostealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

1c33d65d9936c4c4db8a996c65d24d547ccec4a05f6f144673818946aa49e9d2

Threat Level: Known bad

The file Build_NeikiAnalytics was found to be: Known bad.

Malicious Activity Summary

rat dcrat infostealer

Dcrat family

Process spawned unexpected child process

DCRat payload

DcRat

DCRat payload

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Legitimate hosting services abused for malware hosting/C2

Drops file in Windows directory

Drops file in Program Files directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Creates scheduled task(s)

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 07:23

Signatures

DCRat payload

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

Dcrat family

dcrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 07:23

Reported

2024-06-03 07:25

Platform

win7-20240419-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe"

Signatures

DcRat

rat infostealer dcrat

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe

DCRat payload

rat
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\mssurrogate\surrogateServer.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Windows Sidebar\fr-FR\taskhost.exe C:\mssurrogate\surrogateServer.exe N/A
File created C:\Program Files (x86)\Windows Sidebar\fr-FR\b75386f1303e64 C:\mssurrogate\surrogateServer.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\SoftwareDistribution\ScanFile\Idle.exe C:\mssurrogate\surrogateServer.exe N/A
File created C:\Windows\SoftwareDistribution\ScanFile\6ccacd8608530f C:\mssurrogate\surrogateServer.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\mssurrogate\surrogateServer.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A
N/A N/A C:\mssurrogate\csrss.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\mssurrogate\surrogateServer.exe N/A
Token: SeDebugPrivilege N/A C:\mssurrogate\csrss.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1720 wrote to memory of 1908 N/A C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe C:\Windows\SysWOW64\WScript.exe
PID 1720 wrote to memory of 1908 N/A C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe C:\Windows\SysWOW64\WScript.exe
PID 1720 wrote to memory of 1908 N/A C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe C:\Windows\SysWOW64\WScript.exe
PID 1720 wrote to memory of 1908 N/A C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe C:\Windows\SysWOW64\WScript.exe
PID 1908 wrote to memory of 2808 N/A C:\Windows\SysWOW64\WScript.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 2808 N/A C:\Windows\SysWOW64\WScript.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 2808 N/A C:\Windows\SysWOW64\WScript.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 2808 N/A C:\Windows\SysWOW64\WScript.exe C:\Windows\SysWOW64\cmd.exe
PID 2808 wrote to memory of 2236 N/A C:\Windows\SysWOW64\cmd.exe C:\mssurrogate\surrogateServer.exe
PID 2808 wrote to memory of 2236 N/A C:\Windows\SysWOW64\cmd.exe C:\mssurrogate\surrogateServer.exe
PID 2808 wrote to memory of 2236 N/A C:\Windows\SysWOW64\cmd.exe C:\mssurrogate\surrogateServer.exe
PID 2808 wrote to memory of 2236 N/A C:\Windows\SysWOW64\cmd.exe C:\mssurrogate\surrogateServer.exe
PID 2236 wrote to memory of 824 N/A C:\mssurrogate\surrogateServer.exe C:\mssurrogate\csrss.exe
PID 2236 wrote to memory of 824 N/A C:\mssurrogate\surrogateServer.exe C:\mssurrogate\csrss.exe
PID 2236 wrote to memory of 824 N/A C:\mssurrogate\surrogateServer.exe C:\mssurrogate\csrss.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\mssurrogate\MCh88oSE20.vbe"

C:\Windows\SysWOW64\cmd.exe

cmd /c ""C:\mssurrogate\W0CHjezgOi5W2.bat" "

C:\mssurrogate\surrogateServer.exe

"C:\mssurrogate\surrogateServer.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 13 /tr "'C:\Users\All Users\cmd.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Users\All Users\cmd.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 12 /tr "'C:\Users\All Users\cmd.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\mssurrogate\csrss.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\mssurrogate\csrss.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 5 /tr "'C:\mssurrogate\csrss.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 8 /tr "'C:\Windows\SoftwareDistribution\ScanFile\Idle.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Windows\SoftwareDistribution\ScanFile\Idle.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 11 /tr "'C:\Windows\SoftwareDistribution\ScanFile\Idle.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Sidebar\fr-FR\taskhost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Sidebar\fr-FR\taskhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Sidebar\fr-FR\taskhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\winlogon.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\System.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "servicess" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\services.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\MSOCache\All Users\services.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "servicess" /sc MINUTE /mo 8 /tr "'C:\MSOCache\All Users\services.exe'" /rl HIGHEST /f

C:\mssurrogate\csrss.exe

"C:\mssurrogate\csrss.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 104.20.4.235:443 pastebin.com tcp
US 8.8.8.8:53 naratnik888.whf.bz udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp

Files

C:\mssurrogate\MCh88oSE20.vbe

MD5 7b0ca17ff694f49e0f6674bceb6066b2
SHA1 4c562d19d8f4e7c2ff0222ce65dc8c350513065a
SHA256 0854c211911d16745331faf54d5d2807cb6e32c1da42af636741c422d7432065
SHA512 e303cfee286ecaf1c487c3c2be9a8f3e0ff4ef195779090fb0ca97bacad47a5a21a8b73463a4d0a5d2b99191a09fbe61122a8b0f7b774ce34bdebe15939024d0

C:\mssurrogate\W0CHjezgOi5W2.bat

MD5 ded4afa1958e275ba270b3cdae075da8
SHA1 250e5666dab929dccda18f6ef580fa2ebadc3f6b
SHA256 ac3847b4739f5c90c1939eb0b01d47ba8cc6646bcf99f3046bb988c803707790
SHA512 cf924ebacaf2416ca8644be21d3321bb58dae30d8e46a777263021f3d4d354085af4527a711247c16650a66b716aca2af2241c6036ec1d7f76c2090153dc429b

C:\mssurrogate\surrogateServer.exe

MD5 e141cf1342281a192e9940f5b8142146
SHA1 5d01c771e1fdaa36a57c7647877a8f24e8b808fb
SHA256 5ba64e0a47fb63fb4694c0bc887dd544645adae69dd6bb8e1128bc61ed7d8148
SHA512 6294162c7d513d1c6f99c17fa45e5eb444c3ef349436c74c5db83cd5164b74cf1519a926e831a69a80e1a154a08050396d396e7853e65d854a108ea770387611

memory/2236-13-0x0000000000120000-0x00000000001F6000-memory.dmp

memory/824-34-0x0000000000030000-0x0000000000106000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 07:23

Reported

2024-06-03 07:25

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe"

Signatures

DcRat

rat infostealer dcrat

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\schtasks.exe

DCRat payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation C:\Windows\SysWOW64\WScript.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation C:\mssurrogate\surrogateServer.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\mssurrogate\surrogateServer.exe N/A
N/A N/A C:\Program Files\VideoLAN\sihost.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Google\Chrome\TextInputHost.exe C:\mssurrogate\surrogateServer.exe N/A
File created C:\Program Files\Google\Chrome\22eafd247d37c3 C:\mssurrogate\surrogateServer.exe N/A
File created C:\Program Files\VideoLAN\sihost.exe C:\mssurrogate\surrogateServer.exe N/A
File created C:\Program Files\VideoLAN\66fc9ff0ee96c2 C:\mssurrogate\surrogateServer.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\mssurrogate\surrogateServer.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files\VideoLAN\sihost.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\Build_NeikiAnalytics.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\mssurrogate\MCh88oSE20.vbe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ""C:\mssurrogate\W0CHjezgOi5W2.bat" "

C:\mssurrogate\surrogateServer.exe

"C:\mssurrogate\surrogateServer.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\conhost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\conhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\conhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 10 /tr "'C:\Program Files\Google\Chrome\TextInputHost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Program Files\Google\Chrome\TextInputHost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 6 /tr "'C:\Program Files\Google\Chrome\TextInputHost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 14 /tr "'C:\Program Files\VideoLAN\sihost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Program Files\VideoLAN\sihost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 13 /tr "'C:\Program Files\VideoLAN\sihost.exe'" /rl HIGHEST /f

C:\Program Files\VideoLAN\sihost.exe

"C:\Program Files\VideoLAN\sihost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.3.235:443 pastebin.com tcp
US 8.8.8.8:53 naratnik888.whf.bz udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 8.8.8.8:53 235.3.20.104.in-addr.arpa udp
US 8.8.8.8:53 194.114.45.198.in-addr.arpa udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp
US 198.45.114.194:80 naratnik888.whf.bz tcp

Files

C:\mssurrogate\MCh88oSE20.vbe

MD5 7b0ca17ff694f49e0f6674bceb6066b2
SHA1 4c562d19d8f4e7c2ff0222ce65dc8c350513065a
SHA256 0854c211911d16745331faf54d5d2807cb6e32c1da42af636741c422d7432065
SHA512 e303cfee286ecaf1c487c3c2be9a8f3e0ff4ef195779090fb0ca97bacad47a5a21a8b73463a4d0a5d2b99191a09fbe61122a8b0f7b774ce34bdebe15939024d0

C:\mssurrogate\W0CHjezgOi5W2.bat

MD5 ded4afa1958e275ba270b3cdae075da8
SHA1 250e5666dab929dccda18f6ef580fa2ebadc3f6b
SHA256 ac3847b4739f5c90c1939eb0b01d47ba8cc6646bcf99f3046bb988c803707790
SHA512 cf924ebacaf2416ca8644be21d3321bb58dae30d8e46a777263021f3d4d354085af4527a711247c16650a66b716aca2af2241c6036ec1d7f76c2090153dc429b

C:\mssurrogate\surrogateServer.exe

MD5 e141cf1342281a192e9940f5b8142146
SHA1 5d01c771e1fdaa36a57c7647877a8f24e8b808fb
SHA256 5ba64e0a47fb63fb4694c0bc887dd544645adae69dd6bb8e1128bc61ed7d8148
SHA512 6294162c7d513d1c6f99c17fa45e5eb444c3ef349436c74c5db83cd5164b74cf1519a926e831a69a80e1a154a08050396d396e7853e65d854a108ea770387611

memory/3712-12-0x00007FF95E3C3000-0x00007FF95E3C5000-memory.dmp

memory/3712-13-0x0000000000EF0000-0x0000000000FC6000-memory.dmp