Malware Analysis Report

2024-11-15 05:49

Sample ID 240514-qx588shf64
Target 439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe
SHA256 439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4
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

439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4

Threat Level: Known bad

The file 439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe was found to be: Known bad.

Malicious Activity Summary

rat dcrat infostealer

DCRat payload

Dcrat family

Process spawned unexpected child process

DcRat

DCRat payload

Executes dropped EXE

Checks computer location settings

Drops file in Program Files directory

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Modifies registry class

Uses Task Scheduler COM API

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-14 13:39

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

2024-05-14 13:39

Reported

2024-05-14 13:42

Platform

win7-20240221-en

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.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
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:\Users\Default User\taskhost.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\6ccacd8608530f C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Google\CrashReports\lsass.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Google\CrashReports\6203df4a6bafc7 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\7-Zip\Lang\lsass.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\7-Zip\Lang\6203df4a6bafc7 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\Idle.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Prefetch\ReadyBoot\winlogon.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\Prefetch\ReadyBoot\cc11b995f2a76d C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\Resources\Ease of Access Themes\wininit.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\Resources\Ease of Access Themes\56085415360792 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\Prefetch\ReadyBoot\spoolsv.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File opened for modification C:\Windows\Prefetch\ReadyBoot\spoolsv.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\Prefetch\ReadyBoot\f3b6ecef712a24 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
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
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
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
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
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\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
N/A N/A C:\Users\Default User\taskhost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Default User\taskhost.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe

"C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 6 /tr "'C:\Windows\Prefetch\ReadyBoot\spoolsv.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 12 /tr "'C:\Windows\Prefetch\ReadyBoot\spoolsv.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 8 /tr "'C:\Program Files\7-Zip\Lang\lsass.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Program Files\7-Zip\Lang\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Program Files\7-Zip\Lang\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 7 /tr "'C:\Users\Admin\Templates\lsass.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Users\Admin\Templates\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\Templates\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\Windows\Prefetch\ReadyBoot\winlogon.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 14 /tr "'C:\Windows\Prefetch\ReadyBoot\winlogon.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 5 /tr "'C:\Recovery\5b7985c2-d100-11ee-bb00-c695cbc44580\spoolsv.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Recovery\5b7985c2-d100-11ee-bb00-c695cbc44580\spoolsv.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 6 /tr "'C:\Recovery\5b7985c2-d100-11ee-bb00-c695cbc44580\spoolsv.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 11 /tr "'C:\Users\Public\Music\Sample Music\sppsvc.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Users\Public\Music\Sample Music\sppsvc.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 11 /tr "'C:\Users\Public\Music\Sample Music\sppsvc.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Users\Public\Documents\dwm.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Users\Public\Documents\dwm.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 14 /tr "'C:\Users\Public\Documents\dwm.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\Idle.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\Idle.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\Idle.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Windows\Resources\Ease of Access Themes\wininit.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\Resources\Ease of Access Themes\wininit.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 11 /tr "'C:\Windows\Resources\Ease of Access Themes\wininit.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 5 /tr "'C:\Users\Default User\taskhost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Users\Default User\taskhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 12 /tr "'C:\Users\Default User\taskhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Google\CrashReports\lsass.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Google\CrashReports\lsass.exe'" /rl HIGHEST /f

C:\Users\Default User\taskhost.exe

"C:\Users\Default User\taskhost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 a0974467.xsph.ru udp
RU 141.8.192.126:80 a0974467.xsph.ru tcp

Files

memory/2056-0-0x000007FEF5FA3000-0x000007FEF5FA4000-memory.dmp

memory/2056-1-0x0000000000B20000-0x0000000000BF6000-memory.dmp

memory/2056-2-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp

C:\Recovery\5b7985c2-d100-11ee-bb00-c695cbc44580\spoolsv.exe

MD5 3bd8d1abdfdf35856a1b35c6824bd6f2
SHA1 3e6e83f044690b2e5ffec74ebdef0ec9d4e8a02b
SHA256 439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4
SHA512 11387da3bb436ce4968eeaa03d0880b2eaa5cba780a8e393c060b0828e187d9527c24dd545f8fe3f8ad02a834cc0831d78d70e823047bf758ba42da01e0fc797

memory/2056-31-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp

memory/2892-32-0x0000000000300000-0x00000000003D6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-14 13:39

Reported

2024-05-14 13:42

Platform

win10v2004-20240226-en

Max time kernel

139s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.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
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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\odt\taskhostw.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Windows Multimedia Platform\5b884080fd4f94 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\ModifiableWindowsApps\MusNotification.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\MsEdgeCrashpad\winlogon.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\WindowsPowerShell\Configuration\9e8d7a4ca61bd9 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\SppExtComObj.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Windows Multimedia Platform\wininit.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\Uninstall Information\6203df4a6bafc7 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Windows Multimedia Platform\fontdrvhost.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Windows Multimedia Platform\56085415360792 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\Uninstall Information\lsass.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\e1ef82546f0b02 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Program Files\MsEdgeCrashpad\cc11b995f2a76d C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\debug\dllhost.exe C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
File created C:\Windows\debug\5940a34987c991 C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe N/A
Token: SeDebugPrivilege N/A C:\odt\taskhostw.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe

"C:\Users\Admin\AppData\Local\Temp\439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4.exe"

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 9 /tr "'C:\odt\fontdrvhost.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 6 /tr "'C:\odt\fontdrvhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 10 /tr "'C:\Program Files\MsEdgeCrashpad\winlogon.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 7 /tr "'C:\Program Files\MsEdgeCrashpad\winlogon.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 7 /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\fontdrvhost.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\fontdrvhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\fontdrvhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 6 /tr "'C:\odt\taskhostw.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 9 /tr "'C:\odt\taskhostw.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\wininit.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Windows\debug\dllhost.exe'" /f

C:\Windows\system32\schtasks.exe

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

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Windows\debug\dllhost.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\SppExtComObj.exe'" /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\SppExtComObj.exe'" /rl HIGHEST /f

C:\Windows\system32\schtasks.exe

schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\SppExtComObj.exe'" /rl HIGHEST /f

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\rhhPZ95vdJ.bat"

C:\Windows\system32\w32tm.exe

w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2

C:\odt\taskhostw.exe

"C:\odt\taskhostw.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4204 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 146.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 a0974467.xsph.ru udp
RU 141.8.192.126:80 a0974467.xsph.ru tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 126.192.8.141.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
FR 172.217.20.170:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 170.20.217.172.in-addr.arpa udp

Files

memory/1972-0-0x00007FFE5FD43000-0x00007FFE5FD45000-memory.dmp

memory/1972-1-0x0000000000030000-0x0000000000106000-memory.dmp

memory/1972-2-0x00007FFE5FD40000-0x00007FFE60801000-memory.dmp

C:\odt\taskhostw.exe

MD5 3bd8d1abdfdf35856a1b35c6824bd6f2
SHA1 3e6e83f044690b2e5ffec74ebdef0ec9d4e8a02b
SHA256 439bcad86efe793e25a896bedbebbcbb1de01905eece9fa49cb5856a1bd562d4
SHA512 11387da3bb436ce4968eeaa03d0880b2eaa5cba780a8e393c060b0828e187d9527c24dd545f8fe3f8ad02a834cc0831d78d70e823047bf758ba42da01e0fc797

C:\Users\Admin\AppData\Local\Temp\rhhPZ95vdJ.bat

MD5 a6f2a59b1d904cff8d0582c3219682d0
SHA1 3cf1b1a6d16bc2da8805742fd8f6c74c29694ec1
SHA256 14b8bbce36ce5f8e9c540be631a0569385fb6cbdb92df2fe99516dcd67586594
SHA512 323a9b81847016ac21d48b816a3a5f129f5264e6399b9a41d2a6aa782e46e430e57aa9aa68f836c54f772cd7cca79ca0a77feebf54e106287b63454ee13269cf

memory/1972-27-0x00007FFE5FD40000-0x00007FFE60801000-memory.dmp