MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837. 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 35 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837
SHA3-384 hash: e9643a59b251200511efb4b4c470c68d1a388537df78fd78aaaf40c77ed74b5003e58d3d5f9621ef781abd246012d495
SHA1 hash: 3f8eee1f9129b4551740a39db2d270028fd4badc
MD5 hash: e281c45cf738c5bc79df3a4d039d38b0
humanhash: red-twenty-beryllium-alanine
File name:kent.ps1
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:57'526 bytes
First seen:2025-03-14 09:21:32 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 768:0Y7ccCauqQrSbtYCZIwrDGDWWbpmyOLim5yLQ7Fzne+R2CcdxqGLTkeo:0aKauv6SwrqDWWbpmyOLim5y2KN4eo
TLSH T1D443E8318808B92FCEEF1F876A102FD37C79253BDE551018A58F56B95E68238197BF24
Magika powershell
Reporter KatzenTech
Tags:ps1 RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d3f7d53962f1a6f4713223
Tags:
extens virus msil
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
confuserex dropper obfuscated obfuscated packed packed
Link:
https://www.filescan.io/uploads/67d3f540d2c4beeae925464c/reports/9d40e371-9ae9-45e1-b197-7aca09438de2/overview
Verdict:
Malicious
Labled as:
Trojan[Dropper]/Agent.a
Link:
https://www.hybrid-analysis.com/sample/c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837
Result
Verdict:
MALICIOUS
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1638292
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Detected Remcos RAT
Found evasive API chain checking for user administrative privileges
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Powershell drops PE file
Sigma detected: Potential Data Stealing Via Chromium Headless Debugging
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1638292 Sample: kent.ps1 Startdate: 14/03/2025 Architecture: WINDOWS Score: 100 47 geoplugin.net 2->47 69 Suricata IDS alerts for network traffic 2->69 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 11 other signatures 2->75 10 powershell.exe 16 2->10         started        14 notepad.exe 5 2->14         started        signatures3 process4 file5 43 C:\Users\...\JXCJKXCJHKJHXCJHKXCXCJHK.exe, PE32 10->43 dropped 85 Found suspicious powershell code related to unpacking or dynamic code loading 10->85 87 Powershell drops PE file 10->87 16 JXCJKXCJHKJHXCJHKXCXCJHK.exe 15 3 10->16         started        20 conhost.exe 10->20         started        signatures6 process7 dnsIp8 45 176.65.144.3, 49684, 80 PALTEL-ASPALTELAutonomousSystemPS Germany 16->45 61 Antivirus detection for dropped file 16->61 63 Multi AV Scanner detection for dropped file 16->63 65 Contains functionality to bypass UAC (CMSTPLUA) 16->65 67 8 other signatures 16->67 22 JXCJKXCJHKJHXCJHKXCXCJHK.exe 4 26 16->22         started        26 JXCJKXCJHKJHXCJHKXCXCJHK.exe 16->26         started        signatures9 process10 dnsIp11 51 196.251.69.63, 2721, 49685, 49686 Web4AfricaZA Seychelles 22->51 53 geoplugin.net 178.237.33.50, 49688, 80 ATOM86-ASATOM86NL Netherlands 22->53 55 127.0.0.1 unknown unknown 22->55 77 Detected Remcos RAT 22->77 79 Tries to harvest and steal browser information (history, passwords, etc) 22->79 81 Writes to foreign memory regions 22->81 83 Maps a DLL or memory area into another process 22->83 28 recover.exe 14 22->28         started        31 recover.exe 1 22->31         started        33 recover.exe 1 22->33         started        35 2 other processes 22->35 signatures12 process13 dnsIp14 89 Tries to steal Mail credentials (via file registry) 28->89 91 Tries to harvest and steal browser information (history, passwords, etc) 28->91 93 Tries to steal Instant Messenger accounts or passwords 31->93 95 Tries to steal Mail credentials (via file / registry access) 33->95 49 192.168.2.6, 138, 2721, 443 unknown unknown 35->49 38 chrome.exe 35->38         started        41 msedge.exe 35->41         started        signatures15 process16 dnsIp17 57 googlehosted.l.googleusercontent.com 216.58.206.33, 443, 49700, 49701 GOOGLEUS United States 38->57 59 clients2.googleusercontent.com 38->59
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837/
Threat name:
Script-PowerShell.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-03-14 09:22:11 UTC
File Type:
Text
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ymx2pstcrxpqt4wpno5mj7gj73cz4adpzbpzqltrt25d6k3mda3q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:brazil discovery execution rat
Link:
https://tria.ge/reports/250314-lby6ksxyfv/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Remcos
Remcos family
Malware Config
C2 Extraction:
196.251.69.63:2721
Please note that we are no longer able to provide a coverage score for Virus Total.

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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_EXE_Packed_MPress
Create hunting rule
Author:ditekSHen
Description:Detects executables built or packed with MPress PE compressor
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:nirsoft_v1
Create hunting rule
Author:RandomMalware
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Remcos_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Remcos Payload
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SUSP_PS1_FromBase64String_Content_Indicator_RID3714
Create hunting rule
Author:Florian Roth
Description:Detects suspicious base64 encoded PowerShell expressions
Reference:https://gist.github.com/Neo23x0/6af876ee72b51676c82a2db8d2cd3639
Rule name:TeslaCryptPackedMalware
Create hunting rule
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Web download

RemcosRAT

PowerShell (PS) ps1 c32fa7ca628ddf09f2cf6bbac4fcc9fec59e006fc85f982e719eba3f2b6c1837

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3474959/
  
Delivery method
Distributed via web download

Comments