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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8cd222ed4a2bb8cf4d668efeec0b8e813cbac807b4c70f6cee7b6e90e43e9e5. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



RemcosRAT


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: f8cd222ed4a2bb8cf4d668efeec0b8e813cbac807b4c70f6cee7b6e90e43e9e5
SHA3-384 hash: 0702581a125989191ad7fb89cd0a1414a0f2a3fa9daa381d1587b411620f4871d221209599a6e61539326b7419bbe050
SHA1 hash: b9ae44ddc9e2c5f51d5c8ada13916e396fbbe5ba
MD5 hash: 8cbea655db829eab68beb9ad9f4c6d96
humanhash: leopard-tennessee-finch-earth
File name:mt103 remittance for invoice and SOA year 2026_PDF (PDF).vbs
Download: download sample
Signature RemcosRAT
File size:514'680 bytes
First seen:2026-10-28 10:33:59 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 12288:Ehhb+P2hNT0eEf0jraBjBKQOvsE1YcFAQ9Ki2Ix96kAGQE:ELb+eL0eyAkjvWsSLFAQwRCME
TLSH T191B423812810562632EB5D556F90ED4FD10467E1F27E7031ECEFA86212B167E7EFB884
Magika vba
Reporter ni_fi_701
Tags:exe RemcosRAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
170
Origin country :
AT AT
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
96.5%
Tags:
houdini shell sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 cmd encrypted evasive lolbin masquerade obfuscated persistence schtasks wscript
Verdict:
Malicious
File Type:
vbs
First seen:
2026-10-28T04:48:00Z UTC
Last seen:
2026-10-30T07:24:00Z UTC
Hits:
~1000
Result
Threat name:
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
AI detected malicious Powershell script
Allocates memory in foreign processes
Antivirus detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Command shell drops VBS files
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Internet Explorer form passwords
Contains functionalty to change the wallpaper
Detected Remcos RAT
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential evasive JS / VBS script found (domain check)
Potential malicious VBS script found (has network functionality)
Sigma detected: Cscript/Wscript Uncommon Script Extension Execution
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Remcos
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Uses schtasks.exe or at.exe to add and modify task schedules
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1993865 Sample: mt103 remittance for invoic... Startdate: 28/10/2026 Architecture: WINDOWS Score: 100 99 www.google.com 2->99 101 pki-goog.l.google.com 2->101 103 5 other IPs or domains 2->103 115 Found malware configuration 2->115 117 Malicious sample detected (through community Yara rule) 2->117 119 Antivirus detection for dropped file 2->119 121 14 other signatures 2->121 10 wscript.exe 2 2->10         started        14 wscript.exe 1 2->14         started        signatures3 process4 file5 97 C:\Users\user\AppData\Local\...\zyc1ub7v.dat, ASCII 10->97 dropped 143 VBScript performs obfuscated calls to suspicious functions 10->143 145 Suspicious powershell command line found 10->145 147 Wscript starts Powershell (via cmd or directly) 10->147 151 5 other signatures 10->151 16 wscript.exe 3 10->16         started        149 WScript reads language and country specific registry keys (likely country aware script) 14->149 20 wscript.exe 3 14->20         started        signatures6 process7 file8 69 C:\Users\user\AppData\...\mfp_x19406.xml, XML 16->69 dropped 71 C:\Users\user\AppData\...\item_b962cc65.ps1, ASCII 16->71 dropped 107 Suspicious powershell command line found 16->107 109 Wscript starts Powershell (via cmd or directly) 16->109 111 Windows Scripting host queries suspicious COM object (likely to drop second stage) 16->111 22 powershell.exe 27 16->22         started        26 cmd.exe 3 16->26         started        28 cmd.exe 2 16->28         started        36 2 other processes 16->36 73 C:\Users\user\AppData\...\rec_414ee7af.ps1, ASCII 20->73 dropped 75 C:\Users\user\AppData\...\mfp_x24550.xml, XML 20->75 dropped 113 WScript reads language and country specific registry keys (likely country aware script) 20->113 30 powershell.exe 20->30         started        32 cmd.exe 1 20->32         started        34 schtasks.exe 1 20->34         started        38 2 other processes 20->38 signatures9 process10 file11 77 C:\Users\user\AppData\...\x4aebehl.cmdline, Unicode 22->77 dropped 123 Writes to foreign memory regions 22->123 125 Allocates memory in foreign processes 22->125 127 Injects a PE file into a foreign processes 22->127 40 MSBuild.exe 22->40         started        53 3 other processes 22->53 79 C:\Users\user\AppData\...\MediaLibrary.vbs, ASCII 26->79 dropped 129 Command shell drops VBS files 26->129 45 conhost.exe 26->45         started        131 Potential malicious VBS script found (has network functionality) 28->131 47 conhost.exe 28->47         started        55 4 other processes 30->55 49 conhost.exe 32->49         started        51 conhost.exe 34->51         started        57 2 other processes 36->57 59 2 other processes 38->59 signatures12 process13 dnsIp14 105 85.17.118.204, 2404, 49731, 49732 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 40->105 81 C:\Users\user\AppData\...\Login Data.tmp, SQLite 40->81 dropped 83 C:\Users\user\AppData\...\Login Data.tmp, SQLite 40->83 dropped 85 C:\Users\user\...\Login Data For Account.tmp, SQLite 40->85 dropped 87 C:\ProgramData\remcos\logs.dat, data 40->87 dropped 133 Contains functionality to bypass UAC (CMSTPLUA) 40->133 135 Detected Remcos RAT 40->135 137 Contains functionalty to change the wallpaper 40->137 141 5 other signatures 40->141 139 Installs a global keyboard hook 45->139 89 C:\Users\user\AppData\Local\...\xsrofp35.dll, PE32 53->89 dropped 91 C:\Users\user\AppData\Local\...\x4aebehl.dll, PE32 53->91 dropped 61 cvtres.exe 1 53->61         started        63 cvtres.exe 1 53->63         started        93 C:\Users\user\AppData\Local\...\v3lzwmvi.dll, PE32 55->93 dropped 95 C:\Users\user\AppData\Local\...\sif0svmj.dll, PE32 55->95 dropped 65 cvtres.exe 55->65         started        67 cvtres.exe 55->67         started        file15 signatures16 process17
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated SOS: 0.24 T1027 T1059.005 VBScript
Threat name:
Script-WScript.Trojan.Valyria
Status:
Malicious
First seen:
2026-10-28 10:34:25 UTC
File Type:
Text
AV detection:
9 of 38 (23.68%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection defense_evasion discovery execution persistence rat
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Indicator Removal: File Deletion
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: Remcos
Malware Config
C2 Extraction:
85.17.118.204:2404
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments