MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 46d5443a4f41fb67709a7f323f12a2835d22167bb06447c72b9c5115fbd8a028. 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: 11
| SHA256 hash: | 46d5443a4f41fb67709a7f323f12a2835d22167bb06447c72b9c5115fbd8a028 |
|---|---|
| SHA3-384 hash: | 992cc8f5b7d342b566e54b4065131781fdc0075f617f33c06c00fa594a80646e1d554c9cdb15e0ec52c44717db42cc4e |
| SHA1 hash: | 0ee05e21f2731dbdefc837f12aecd5a9bcc897a8 |
| MD5 hash: | c9c8fffa0e810efbd0fc10b96fb272b9 |
| humanhash: | magazine-papa-fish-hamper |
| File name: | c9c8fffa_by_Libranalysis |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 602'256 bytes |
| First seen: | 2021-05-12 15:01:40 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | c85d32fbb38fd91a3cbda895bd6981bd (1 x NetWire, 1 x RemcosRAT) |
| ssdeep | 6144:f+TcQ6y41KZq0nxpwIMtkQp8ttXPBhuzjkn0XIoiDR8cvVqID5yz7db6hrWbeGCW:+6ypDnwIGkQpgB3Z98ctJozx9eG6nIF5 |
| Threatray | 246 similar samples on MalwareBazaar |
| TLSH | 8ED48DE2A6F14433D71F19799D479179AC26BE102E1924B67AFC7D48AB3A3C02C1B05F |
| Reporter |  Libranalysis |
| Tags: | RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Nuevo pedido _WJO-001.exe
Verdict:
Malicious activity
Analysis date:
2021-05-12 14:32:08 UTC
Tags:
installer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Launching a process
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending a TCP request to an infection source
Unauthorized injection to a system process
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Delayed program exit found
Detected Remcos RAT
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the user root directory
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Suspicious powershell command line found
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
Win32.Backdoor.Xaparo
Status:
Malicious
First seen:
2021-05-12 15:02:20 UTC
AV detection:
12 of 29 (41.38%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 236 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
poiarmex247.ddns.net:8634
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Farheyt
Score:
0.80
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: | INDICATOR_KB_CERT_56f008e69a7c4c3feb389c66eaf58259 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
| Rule name: | MALWARE_Win_DLAgent07 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects delf downloader agent |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
1) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
2) [F0002.002] Collection::Polling
4) [C0026.002] Data Micro-objective::XOR::Encode Data
6) [C0051] File System Micro-objective::Read File
7) [C0052] File System Micro-objective::Writes File
8) [C0007] Memory Micro-objective::Allocate Memory
9) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
10) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
11) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
12) [C0038] Process Micro-objective::Create Thread
13) [C0041] Process Micro-objective::Set Thread Local Storage Value
14) [C0018] Process Micro-objective::Terminate Process