Malware Analysis Report

2024-11-15 05:53

Sample ID 240722-3r77vsvepa
Target 865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a
SHA256 865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a
Tags
dcrat evasion infostealer persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a

Threat Level: Known bad

The file 865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a was found to be: Known bad.

Malicious Activity Summary

dcrat evasion infostealer persistence rat trojan

UAC bypass

Process spawned unexpected child process

Dcrat family

DCRat payload

DcRat

DCRat payload

Checks computer location settings

Executes dropped EXE

Checks whether UAC is enabled

Adds Run key to start application

Drops file in System32 directory

Drops file in Windows directory

Drops file in Program Files directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Suspicious behavior: EnumeratesProcesses

Modifies registry class

Scheduled Task/Job: Scheduled Task

System policy modification

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-22 23:45

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: behavioral2

Detonation Overview

Submitted

2024-07-22 23:45

Reported

2024-07-22 23:48

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.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

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

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-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\System32\\WsmSvc\\dllhost.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Windows\\SystemApps\\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\\AppxManifest\\StartMenuExperienceHost.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\CloudNotifications\\lsass.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SearchApp = "\"C:\\Program Files (x86)\\MSBuild\\SearchApp.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\System32\WsmSvc\5940a34987c99120d96dace90a3f93f329dcad63 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\CloudNotifications\RCXB9EC.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\CloudNotifications\lsass.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\WsmSvc\RCXBE72.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\WsmSvc\dllhost.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\CloudNotifications\lsass.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\CloudNotifications\6203df4a6bafc7c328ee7f6f8ca0a8a838a8a1b9 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\WsmSvc\dllhost.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\MSBuild\SearchApp.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Program Files (x86)\MSBuild\38384e6a620884a6b69bcc56f80d556f9200171c C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Program Files (x86)\MSBuild\RCXBC5E.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Program Files (x86)\MSBuild\SearchApp.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\55b276f4edf653fe07efe8f1ecc32d3d195abd16 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\RCXB7D7.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe

"C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Windows\System32\CloudNotifications\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SearchApp" /sc ONLOGON /tr "'C:\Program Files (x86)\MSBuild\SearchApp.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Windows\System32\WsmSvc\dllhost.exe'" /rl HIGHEST /f

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe

"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/4016-0-0x00007FFD76233000-0x00007FFD76235000-memory.dmp

memory/4016-1-0x0000000000EF0000-0x0000000000FBA000-memory.dmp

memory/4016-4-0x0000000003250000-0x0000000003258000-memory.dmp

memory/4016-5-0x000000001BB30000-0x000000001BB40000-memory.dmp

memory/4016-6-0x000000001BB40000-0x000000001BB48000-memory.dmp

memory/4016-7-0x000000001BB50000-0x000000001BB5C000-memory.dmp

memory/4016-8-0x000000001BB60000-0x000000001BB6A000-memory.dmp

memory/4016-3-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

memory/4016-2-0x0000000003240000-0x0000000003248000-memory.dmp

memory/4016-9-0x000000001BB70000-0x000000001BB7A000-memory.dmp

memory/4016-11-0x000000001BB90000-0x000000001BB98000-memory.dmp

memory/4016-10-0x000000001BB80000-0x000000001BB88000-memory.dmp

memory/4016-12-0x000000001BBA0000-0x000000001BBA8000-memory.dmp

memory/4016-13-0x000000001BBB0000-0x000000001BBB8000-memory.dmp

memory/4016-14-0x000000001BBC0000-0x000000001BBC8000-memory.dmp

memory/4016-17-0x000000001BBF0000-0x000000001BBF8000-memory.dmp

memory/4016-18-0x000000001BC00000-0x000000001BC08000-memory.dmp

memory/4016-20-0x000000001BD30000-0x000000001BD38000-memory.dmp

memory/4016-21-0x000000001BD40000-0x000000001BD4C000-memory.dmp

memory/4016-19-0x000000001BD20000-0x000000001BD28000-memory.dmp

memory/4016-16-0x000000001BBE0000-0x000000001BBE8000-memory.dmp

memory/4016-22-0x000000001BD50000-0x000000001BD58000-memory.dmp

memory/4016-15-0x000000001BBD0000-0x000000001BBD8000-memory.dmp

memory/4016-25-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

memory/4016-26-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

memory/4016-36-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxManifest\StartMenuExperienceHost.exe

MD5 46a0e2b153610307b9e60b7a799e452e
SHA1 c97dddaa1d48cd01cf7d7172cce619db86bc037f
SHA256 865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a
SHA512 d3139a243ea3d067b0ae64c432ed08911fa0fb14e174ab5a499556a428b03496d90b1ef64f2a72ec6ab74f31c3544755cb041db8de99daa69a6ad97ea2cf949e

memory/4016-49-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

memory/4016-122-0x00007FFD76230000-0x00007FFD76CF1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-22 23:45

Reported

2024-07-22 23:48

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.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

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

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:\Windows\System32\cscdll\sppsvc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\System32\\cscript\\winlogon.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\lsass\\lsass.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\Program Files\\Common Files\\Microsoft Shared\\OfficeSoftwareProtectionPlatform\\OSPPOBJS\\OSPPSVC.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Windows\\System32\\cscdll\\sppsvc.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\Windows\\System32\\tsbyuv\\spoolsv.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\ias\\smss.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\fveupdate\\explorer.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\PerfLogs\\Admin\\OSPPSVC.exe\"" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\System32\ias\smss.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\lsass\RCXE757.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\cscdll\sppsvc.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\tsbyuv\spoolsv.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\ias\RCXEF66.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\cscript\cc11b995f2a76da408ea6a601e682e64743153ad C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\lsass\lsass.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\tsbyuv\spoolsv.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\ias\69ddcba757bf72f7d36c464c71f42baab150b2b9 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\cscript\RCXE553.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\cscdll\RCXEB5E.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\cscript\winlogon.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\cscdll\sppsvc.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\cscdll\0a1fd5f707cd16ea89afd3d6db52b2da58214a6c C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\tsbyuv\f3b6ecef712a24f33798f5d2fb3790c3d9b894c4 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\tsbyuv\RCXED62.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\System32\lsass\6203df4a6bafc7c328ee7f6f8ca0a8a838a8a1b9 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\lsass\lsass.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\ias\smss.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\System32\cscript\winlogon.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\OSPPSVC.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\1610b97d3ab4a74cd8ae104b51bea7bfcc5b9c6f C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\RCXE95B.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\OSPPSVC.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\fveupdate\explorer.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\fveupdate\explorer.exe C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File created C:\Windows\fveupdate\7a0fd90576e08807bde2cc57bcf9854bbce05fe3 C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
File opened for modification C:\Windows\fveupdate\RCXE14B.tmp C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\cscdll\sppsvc.exe N/A

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe

"C:\Users\Admin\AppData\Local\Temp\865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Windows\fveupdate\explorer.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\PerfLogs\Admin\OSPPSVC.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Windows\System32\cscript\winlogon.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Windows\System32\lsass\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\OSPPSVC.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Windows\System32\cscdll\sppsvc.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Windows\System32\tsbyuv\spoolsv.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Windows\System32\ias\smss.exe'" /rl HIGHEST /f

C:\Windows\System32\cscdll\sppsvc.exe

"C:\Windows\System32\cscdll\sppsvc.exe"

Network

N/A

Files

memory/332-0-0x000007FEF5DB3000-0x000007FEF5DB4000-memory.dmp

memory/332-1-0x0000000000990000-0x0000000000A5A000-memory.dmp

memory/332-2-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

memory/332-3-0x0000000000160000-0x0000000000168000-memory.dmp

memory/332-4-0x00000000003E0000-0x00000000003E8000-memory.dmp

memory/332-7-0x0000000000420000-0x000000000042C000-memory.dmp

memory/332-6-0x0000000000400000-0x0000000000408000-memory.dmp

memory/332-8-0x0000000000410000-0x000000000041A000-memory.dmp

memory/332-9-0x0000000000570000-0x000000000057A000-memory.dmp

memory/332-5-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/332-11-0x0000000000560000-0x0000000000568000-memory.dmp

memory/332-10-0x0000000000550000-0x0000000000558000-memory.dmp

memory/332-12-0x0000000000590000-0x0000000000598000-memory.dmp

memory/332-13-0x0000000000580000-0x0000000000588000-memory.dmp

memory/332-17-0x0000000000970000-0x0000000000978000-memory.dmp

memory/332-18-0x0000000000980000-0x0000000000988000-memory.dmp

memory/332-16-0x00000000005B0000-0x00000000005B8000-memory.dmp

memory/332-15-0x0000000000430000-0x0000000000438000-memory.dmp

memory/332-14-0x00000000005A0000-0x00000000005A8000-memory.dmp

memory/332-19-0x0000000001F80000-0x0000000001F88000-memory.dmp

memory/332-20-0x0000000001F90000-0x0000000001F98000-memory.dmp

memory/332-21-0x00000000020A0000-0x00000000020AC000-memory.dmp

memory/332-22-0x0000000001F70000-0x0000000001F78000-memory.dmp

memory/332-25-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS\OSPPSVC.exe

MD5 46a0e2b153610307b9e60b7a799e452e
SHA1 c97dddaa1d48cd01cf7d7172cce619db86bc037f
SHA256 865e772c568fd4c46de0c6f9004ecd450e9c14ef3506b8df064014441d02f79a
SHA512 d3139a243ea3d067b0ae64c432ed08911fa0fb14e174ab5a499556a428b03496d90b1ef64f2a72ec6ab74f31c3544755cb041db8de99daa69a6ad97ea2cf949e

memory/2900-105-0x0000000000970000-0x0000000000A3A000-memory.dmp

memory/332-106-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp