MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5. 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: 17


Intelligence 17 IOCs 1 YARA 25 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5
SHA3-384 hash: b63b5b0307e4713c9aa0889df4ca5f048451c56076a71fb29c3840009eb99b841cfe828980b3ad3e6ed47e84d8d6fef0
SHA1 hash: 21f0b6ad8c7f6afd3f876c6735e3547adca9b7b6
MD5 hash: f9ada22ad93ea87a805c3d7a0dda7868
humanhash: football-alpha-ceiling-timing
File name:F9ADA22AD93EA87A805C3D7A0DDA7868.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'651'712 bytes
First seen:2025-03-09 16:35:12 UTC
Last seen:2025-03-09 17:37:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e04c455ec557cf932fe904b508741982 (1 x DBatLoader, 1 x RemcosRAT)
ssdeep 24576:T9J5gc4iG+d3LfseJ6FgvVivk/IvZyJqDSNq0v6bOYn1XIGX9Os8k+t:JzOFaYvkyYdNVv6bOAy
TLSH T15975CF11F2E04436F252FB378B3A56AC5425B9702E1B69353AB35F4C0EA5F812B251BF
TrID 35.4% (.EXE) Win64 Executable (generic) (10522/11/4)
22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.1% (.EXE) Win32 Executable (generic) (4504/4/1)
6.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
6.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon 308c91dcaaaa8530 (2 x DBatLoader, 1 x AsyncRAT, 1 x RemcosRAT)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
184.75.221.171:54190

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
184.75.221.171:54190 https://threatfox.abuse.ch/ioc/1444580/

Intelligence

File Origin
# of uploads :
2
# of downloads :
665
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Property Forensicdronestillwtr.Tar
Verdict:
Malicious activity
Analysis date:
2025-03-05 22:55:21 UTC
Tags:
delphi dbatloader loader rat remcos stealer
Link:
https://app.any.run/tasks/d104024d-44c8-4de6-87f1-b8afa4ece1fc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67cdc41d1f777fe306085fb2
Tags:
delphi cobalt emotet lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Connection attempt
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context borland_delphi fingerprint keylogger packed packed packer_detected
Link:
https://www.filescan.io/uploads/67cdc3434a3011c802cb870c/reports/f4565ce4-6199-43fe-ae9f-bb1cae250803/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7116e512-81d5-4148-b35a-a0d5ab074b8d
Result
Threat name:
DBatLoader, Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1633061
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
Delayed program exit found
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Drops PE files with a suspicious file extension
Early bird code injection technique detected
Found malware configuration
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
Queues an APC in another process (thread injection)
Sigma detected: DLL Search Order Hijackig Via Additional Space in Path
Sigma detected: Execution from Suspicious Folder
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)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected DBatLoader
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: 1633061 Sample: 4O1zUYxbls.exe Startdate: 09/03/2025 Architecture: WINDOWS Score: 100 59 185.104.184.43 M247GB United Kingdom 2->59 61 217.138.195.19 M247GB United Kingdom 2->61 63 2 other IPs or domains 2->63 79 Suricata IDS alerts for network traffic 2->79 81 Found malware configuration 2->81 83 Malicious sample detected (through community Yara rule) 2->83 85 11 other signatures 2->85 8 4O1zUYxbls.exe 1 7 2->8         started        12 Rvvkpuyi.PIF 2->12         started        14 Rvvkpuyi.PIF 2->14         started        signatures3 process4 file5 51 C:\Users\user\Links\Rvvkpuyi.PIF, PE32 8->51 dropped 87 Early bird code injection technique detected 8->87 89 Drops PE files with a suspicious file extension 8->89 91 Allocates memory in foreign processes 8->91 97 2 other signatures 8->97 16 SndVol.exe 4 13 8->16         started        20 cmd.exe 1 8->20         started        22 cmd.exe 1 8->22         started        93 Antivirus detection for dropped file 12->93 95 Multi AV Scanner detection for dropped file 12->95 24 SndVol.exe 12->24         started        26 SndVol.exe 14->26         started        signatures6 process7 dnsIp8 53 213.152.162.181, 49717, 54190 GLOBALLAYERNL Netherlands 16->53 55 184.75.221.171, 49725, 49726, 54190 AMANAHA-NEWCA Canada 16->55 57 geoplugin.net 178.237.33.50, 49727, 80 ATOM86-ASATOM86NL Netherlands 16->57 67 Contains functionality to bypass UAC (CMSTPLUA) 16->67 69 Contains functionalty to change the wallpaper 16->69 71 Contains functionality to steal Chrome passwords or cookies 16->71 77 5 other signatures 16->77 28 SndVol.exe 16->28         started        31 SndVol.exe 16->31         started        33 SndVol.exe 2 16->33         started        73 Uses ping.exe to sleep 20->73 75 Uses ping.exe to check the status of other devices and networks 20->75 35 esentutl.exe 2 20->35         started        38 conhost.exe 20->38         started        40 alpha.pif 2 20->40         started        42 alpha.pif 2 20->42         started        44 PING.EXE 1 22->44         started        47 conhost.exe 22->47         started        signatures9 process10 dnsIp11 99 Tries to steal Instant Messenger accounts or passwords 28->99 101 Tries to steal Mail credentials (via file / registry access) 28->101 103 Tries to harvest and steal browser information (history, passwords, etc) 31->103 49 C:\Users\Public\alpha.pif, PE32 35->49 dropped 105 Drops PE files to the user root directory 35->105 107 Drops PE files with a suspicious file extension 35->107 109 Drops or copies cmd.exe with a different name (likely to bypass HIPS) 35->109 65 127.0.0.1 unknown unknown 44->65 file12 signatures13
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5/
Threat name:
Win32.Trojan.ModiLoader
Create hunting rule
Status:
Malicious
First seen:
2025-03-05 15:14:45 UTC
File Type:
PE (Exe)
Extracted files:
38
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rspft4kkyrxbcgod2mqmuwfedmk5oi2monaj6jj6a3estnud5dsq._file
Verdict:
malicious
Label(s):
dbatloader
Create hunting rule
remcos
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader collection discovery persistence trojan
Link:
https://tria.ge/reports/250309-t3q82svygy/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader family
Verdict:
Malicious
Tags:
remcos
YARA:
n/a
Link:
https://app.threat.zone/submission/27727c4c-e19d-4e07-9461-0f76f25ae7ac
Unpacked files
SH256 hash:
8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5
MD5 hash:
f9ada22ad93ea87a805c3d7a0dda7868
SHA1 hash:
21f0b6ad8c7f6afd3f876c6735e3547adca9b7b6
Link:
https://www.unpac.me/results/a024f5fc-0f95-4c87-8258-c5f9b9e72ba0/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c9e59f14ac4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
Link:
https://yomi.yoroi.company/submissions/8c9e59f14ac46e1119c3d320ca58a41b15d7234c73409f253e06c929b683e8e5

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
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__RemoteAPI
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:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
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:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:pe_detect_tls_callbacks
Create hunting rule
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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Windows_Generic_Threat_d7b57912
Create hunting rule
Author:Elastic Security
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
ole32.dll::CreateStreamOnHGlobal
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryExA
kernel32.dll::LoadLibraryW
kernel32.dll::LoadLibraryA
kernel32.dll::GetStartupInfoA
kernel32.dll::GetDiskFreeSpaceA
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::FindFirstFileA
version.dll::GetFileVersionInfoSizeA
version.dll::GetFileVersionInfoA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::CreateMenu
user32.dll::FindWindowA
user32.dll::PeekMessageA
user32.dll::PeekMessageW
user32.dll::CreateWindowExA

Comments