MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d2d5abf113cb0723ba13b3e4c2c007de844f19673bdae5639b53cd01bb6859ec. 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: 7
| SHA256 hash: | d2d5abf113cb0723ba13b3e4c2c007de844f19673bdae5639b53cd01bb6859ec |
|---|---|
| SHA3-384 hash: | cb55568612b5d9eafeca8fc424d35126095ecb840b4b3fd6f75c87117f437599bc34274d0bdb270d14bc9ae56e1c68d9 |
| SHA1 hash: | 05c3361d9bffaed17fab313967a767d4856cb49b |
| MD5 hash: | cfaf888f671d4288e6bd86b464b92ccc |
| humanhash: | october-charlie-spring-illinois |
| File name: | FedEx Receipt.js |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 39'862'838 bytes |
| First seen: | 2026-08-20 07:35:37 UTC |
| Last seen: | 2026-08-20 12:19:18 UTC |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 192:RcLvGzkt0Lt6Rz8l+ZBo29yN/NNNHNNNaNONNNNNNNNzNNNNNNNNNNNNNNNNNNN6:syqdC8R |
| TLSH | T161975E0266FE295F6D81B9040F622DE903B47F8128306FE6745DD931EB6C72E1BB3466 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | autohotkey |
| Reporter |  threatcat_ch |
| Tags: | js RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
149
Origin country :
CHVendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
masquerade repaired
Verdict:
Suspicious
Labled as:
JS/Agent.EFE
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Attempt to bypass Chrome Application-Bound Encryption
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Detected Remcos RAT
Drops script or batch files to the startup folder
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Drops script at startup location
Sigma detected: Potential Data Stealing Via Chromium Headless Debugging
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: Suspicious Environment Variable Has Been Registered
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes / dynamic malware analysis system (Installed program check)
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Verifies if a H.264 Video Encoder exists (likely to detect the VM)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Gathering data
Detection(s):
Suspicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remote collection credential_access discovery execution persistence privilege_escalation rat stealer
Behaviour
Suspicious use of WriteProcessMemory
outlook_office_path
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Time Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Creates a file in the Startup directory
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Uses browser remote debugging
Family: Remcos
Process spawned unexpected child process
Malware Config
C2 Extraction:
46.151.182.148:8080
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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