Malware Analysis Report

2024-10-10 09:53

Sample ID 240626-hwq4xs1gmg
Target Silence V2.rar
SHA256 dc179ef7f50e6aaa312f9aa992a397d014b2fbf219151d639cf4f98b6d2dbad4
Tags
umbral execution persistence spyware stealer
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

dc179ef7f50e6aaa312f9aa992a397d014b2fbf219151d639cf4f98b6d2dbad4

Threat Level: Known bad

The file Silence V2.rar was found to be: Known bad.

Malicious Activity Summary

umbral execution persistence spyware stealer

Detect Umbral payload

Umbral

Command and Scripting Interpreter: PowerShell

Drops file in Drivers directory

Executes dropped EXE

Reads user/profile data of web browsers

Adds Run key to start application

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Enumerates physical storage devices

Unsigned PE

Runs ping.exe

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Detects videocard installed

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Views/modifies file attributes

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-26 07:05

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 07:05

Reported

2024-06-26 07:06

Platform

win10v2004-20240611-en

Max time kernel

12s

Max time network

13s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Silence V2.exe"

Signatures

Detect Umbral payload

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

Umbral

stealer umbral

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\drivers\etc\hosts C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe N/A

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\Silence V2.exe N/A

Legitimate hosting services abused for malware hosting/C2

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

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Detects videocard installed

Description Indicator Process Target
N/A N/A C:\Windows\System32\Wbem\wmic.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3512 wrote to memory of 436 N/A C:\Users\Admin\AppData\Local\Temp\Silence V2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE
PID 3512 wrote to memory of 436 N/A C:\Users\Admin\AppData\Local\Temp\Silence V2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE
PID 3512 wrote to memory of 860 N/A C:\Users\Admin\AppData\Local\Temp\Silence V2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe
PID 3512 wrote to memory of 860 N/A C:\Users\Admin\AppData\Local\Temp\Silence V2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe
PID 860 wrote to memory of 3284 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 3284 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 5076 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\SYSTEM32\attrib.exe
PID 860 wrote to memory of 5076 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\SYSTEM32\attrib.exe
PID 860 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 1080 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 1080 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 3392 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 3392 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 2188 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 860 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\System32\Wbem\wmic.exe
PID 860 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\SYSTEM32\cmd.exe
PID 860 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe C:\Windows\SYSTEM32\cmd.exe
PID 2176 wrote to memory of 4344 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\PING.EXE
PID 2176 wrote to memory of 4344 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\PING.EXE

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Silence V2.exe

"C:\Users\Admin\AppData\Local\Temp\Silence V2.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\SYSTEM32\attrib.exe

"attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" os get Caption

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" computersystem get totalphysicalmemory

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER

C:\Windows\System32\Wbem\wmic.exe

"wmic" path win32_VideoController get name

C:\Windows\SYSTEM32\cmd.exe

"cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe" && pause

C:\Windows\system32\PING.EXE

ping localhost

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 gstatic.com udp
GB 142.250.180.3:443 gstatic.com tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 3.180.250.142.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 208.95.112.1:80 ip-api.com tcp
BE 88.221.83.248:443 www.bing.com tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 248.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.138.232:443 discord.com tcp
US 8.8.8.8:53 232.138.159.162.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SILENC~1.EXE

MD5 62d1385a94be14ac023001ac2fe31aca
SHA1 c82aea0d4f592ed2889e6bfe1ff267b46da65efc
SHA256 40274d0aef0b5426aa0be739faa121862aeb1af18559d05d2830dd4c415a0008
SHA512 1703bd4088996008ad44ad63caff5528b5657f2c259cced5c5862df355b05673cedd9ca718ef637cf96320e7a3ec6a98ff0ba469f4f0dde18978de3cfd7b6329

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Discord.exe

MD5 76c5e8fd03ce0b5a961b5223ce3285ba
SHA1 c4e7128c9bad0414de8e29581347134504c06d76
SHA256 b9a0ae4a08f4607671b4078a06a9b0b20bb5785835542fc795751842afa45638
SHA512 1d1ae0a49bd1933f53a78a07fd291bb3479fde212c1c7fd8274576bedaaafc9ecc09703941ee96f9e008f8e543affbdb999f73332489455e0a63987047cbc81a

memory/860-10-0x00007FFCEB123000-0x00007FFCEB125000-memory.dmp

memory/860-11-0x0000018DEE7F0000-0x0000018DEE830000-memory.dmp

memory/860-12-0x00007FFCEB120000-0x00007FFCEBBE1000-memory.dmp

memory/4344-13-0x0000022FC2C00000-0x0000022FC2C22000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sx0julpj.rtj.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 6d42b6da621e8df5674e26b799c8e2aa
SHA1 ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA256 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA512 53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

memory/860-39-0x0000018DF0FB0000-0x0000018DF1026000-memory.dmp

memory/860-40-0x0000018DF04B0000-0x0000018DF0500000-memory.dmp

memory/860-41-0x0000018DF0460000-0x0000018DF047E000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 966914e2e771de7a4a57a95b6ecfa8a9
SHA1 7a32282fd51dd032967ed4d9a40cc57e265aeff2
SHA256 98d3c70d7004fa807897317bd6cd3e977b9b6c72d4d2565aca0f9f8b1c315cba
SHA512 dc39c7124a9c7c8d4c7e8e16290c46360b8d9a8f4e43edaacbbeb09bdcf20159a53db54d2b322372001b6a3de52b2f88e9088b5fdbc7638816ae0d122bb015f5

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 548dd08570d121a65e82abb7171cae1c
SHA1 1a1b5084b3a78f3acd0d811cc79dbcac121217ab
SHA256 cdf17b8532ebcebac3cfe23954a30aa32edd268d040da79c82687e4ccb044adc
SHA512 37b98b09178b51eec9599af90d027d2f1028202efc1633047e16e41f1a95610984af5620baac07db085ccfcb96942aafffad17aa1f44f63233e83869dc9f697b

memory/860-78-0x0000018DF0500000-0x0000018DF050A000-memory.dmp

memory/860-79-0x0000018DF0E50000-0x0000018DF0E62000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 b5e2fd95470c50743ba121fd6bd03a7b
SHA1 75545ed499d9dde51a1fc1cf535eb4f50ec79250
SHA256 d9c961aaf784b9ce81b0a3aac7a39bd41e9f2702d9c28deb20e786d385b88288
SHA512 76bdc793f8b38f603b5ad0957474660bb09e963a2496564b8ceac6591d532fc9498214b81c3908bafc13ff0b07028457c6c997998adfd2203304cb1c82899423

memory/860-99-0x00007FFCEB120000-0x00007FFCEBBE1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 07:05

Reported

2024-06-26 07:08

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

153s

Command Line

cmd /c "C:\Users\Admin\AppData\Local\Temp\Silence V2.rar"

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c "C:\Users\Admin\AppData\Local\Temp\Silence V2.rar"

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A