MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8. 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: 21


Intelligence 21 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
SHA3-384 hash: a467df7994daa52a521e895c5cd4175109f2a818423bc095be4a017596e2311935817114a5018a8cfa48a19de7e6ae95
SHA1 hash: 2332c5e9178c9f4925306e0724d5f3a37c026e17
MD5 hash: 571e2b02c517fa57bdb3824f7548b5c0
humanhash: mars-red-football-thirteen
File name:New order PI 24E8022.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:989'192 bytes
First seen:2025-07-29 11:49:59 UTC
Last seen:2025-08-12 14:44:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:WwnnVhA9WmcQs/sBdZg3XzToMnfMszDAbY:WwnnVSQmcQs/svWTdkuDA8
Threatray 1'218 similar samples on MalwareBazaar
TLSH T1442512801799D506E8FE4B721A32E1744BBABE96BC31C21E5BD95CDB7D71B808C58343
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter threatcat_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
54
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
New order PI 24E8022.exe
Verdict:
Malicious activity
Analysis date:
2025-07-29 11:51:18 UTC
Tags:
remcos rat auto-reg auto-sch-xml remote stealer mpress
Link:
https://app.any.run/tasks/c1e66245-9358-4faa-a70e-f7daa2bcb9eb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17545/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.76963367.18643.20870.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6888b58a0b4775fb2132efad
Tags:
virus krypt msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Restart of the analyzed sample
Creating a file
Creating a process from a recently created file
Connecting to a non-recommended domain
Connection attempt
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Reading critical registry keys
Launching a service
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expired-cert invalid-signature masquerade packed phishing signed
Link:
https://www.filescan.io/uploads/6888b594a16348d835f2b857/reports/033f1e52-3416-49cf-b1dc-5c13f89964ea/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/59acda19-6147-43a4-831c-150d835fdd86
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/1746264
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
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
Creates autostart registry keys with suspicious names
Detected Remcos RAT
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
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: 1746264 Sample: New order PI 24E8022.exe Startdate: 29/07/2025 Architecture: WINDOWS Score: 100 95 geoplugin.net 2->95 109 Suricata IDS alerts for network traffic 2->109 111 Found malware configuration 2->111 113 Malicious sample detected (through community Yara rule) 2->113 115 21 other signatures 2->115 10 New order PI 24E8022.exe 7 2->10         started        14 fuIVXOJqbarr.exe 5 2->14         started        16 remcos.exe 2->16         started        18 2 other processes 2->18 signatures3 process4 file5 87 C:\Users\user\AppData\...\fuIVXOJqbarr.exe, PE32 10->87 dropped 89 C:\Users\...\fuIVXOJqbarr.exe:Zone.Identifier, ASCII 10->89 dropped 91 C:\Users\user\AppData\Local\...\tmp6E98.tmp, XML 10->91 dropped 93 C:\Users\...93ew order PI 24E8022.exe.log, ASCII 10->93 dropped 137 Adds a directory exclusion to Windows Defender 10->137 139 Injects a PE file into a foreign processes 10->139 20 New order PI 24E8022.exe 2 4 10->20         started        24 powershell.exe 23 10->24         started        26 schtasks.exe 1 10->26         started        141 Multi AV Scanner detection for dropped file 14->141 28 fuIVXOJqbarr.exe 14->28         started        34 3 other processes 14->34 36 3 other processes 16->36 30 remcos.exe 18->30         started        32 remcos.exe 18->32         started        38 2 other processes 18->38 signatures6 process7 file8 77 C:\ProgramData\Remcos\remcos.exe, PE32 20->77 dropped 79 C:\ProgramData\...\remcos.exe:Zone.Identifier, ASCII 20->79 dropped 117 Detected Remcos RAT 20->117 119 Creates autostart registry keys with suspicious names 20->119 40 remcos.exe 5 20->40         started        121 Loading BitLocker PowerShell Module 24->121 43 conhost.exe 24->43         started        45 conhost.exe 26->45         started        47 conhost.exe 34->47         started        49 conhost.exe 36->49         started        51 conhost.exe 38->51         started        53 conhost.exe 38->53         started        signatures9 process10 signatures11 123 Multi AV Scanner detection for dropped file 40->123 125 Found hidden mapped module (file has been removed from disk) 40->125 127 Adds a directory exclusion to Windows Defender 40->127 129 Injects a PE file into a foreign processes 40->129 55 remcos.exe 40->55         started        60 powershell.exe 40->60         started        62 schtasks.exe 40->62         started        process12 dnsIp13 97 172.94.96.90, 49722, 49724, 5999 AS45671-NET-AUWholesaleServicesProviderAU United States 55->97 99 geoplugin.net 178.237.33.50, 49723, 80 ATOM86-ASATOM86NL Netherlands 55->99 81 C:\Users\user\AppData\Local\Temp\TH9361.tmp, MS-DOS 55->81 dropped 83 C:\Users\user\AppData\Local\Temp\TH92B4.tmp, MS-DOS 55->83 dropped 85 C:\Users\user\AppData\Local\Temp\TH913C.tmp, PE32 55->85 dropped 131 Detected Remcos RAT 55->131 133 Maps a DLL or memory area into another process 55->133 64 RmClient.exe 55->64         started        67 RmClient.exe 55->67         started        69 RmClient.exe 55->69         started        71 RmClient.exe 55->71         started        135 Loading BitLocker PowerShell Module 60->135 73 conhost.exe 60->73         started        75 conhost.exe 62->75         started        file14 signatures15 process16 signatures17 101 Tries to steal Instant Messenger accounts or passwords 64->101 103 Tries to steal Mail credentials (via file / registry access) 64->103 105 Tries to harvest and steal browser information (history, passwords, etc) 67->105 107 Tries to steal Mail credentials (via file registry) 69->107
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable PDB Path PE (Portable Executable) SOS: 0.27 Win 32 Exe x86
Link:
https://app.malva.re/file/571e2b02c517fa57bdb3824f7548b5c0
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8/
Verdict:
Malicious
Threat:
Backdoor.Win32.Remcos
Link:
https://tip.neiki.dev/file/6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Suspicious
First seen:
2025-07-29 11:50:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mqal7h7fmykvnc4l2pwgsz73oi4txhpzu252rgdazkk5qebk7p4a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
3021e7589fef17cce2d2dac8424ecc68a61d84cf25762c4caad209aa0a51e68a
RemcosRAT
36f0e0b31d5b901268c65a2d5dd8b48a0e9c9b00a329c10be9a7be625fe5d84d
RemcosRAT
49ca026d8d0b9af34ff8daeca673475a84d249fba5c6a8204b8f9a15c0145820
RemcosRAT
60682c9e70f15ee5e31dc5c054417386098c475be469994ea54b5c56847d4aaf
RemcosRAT
6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
RemcosRAT
99816cd2de501f26cb3227491cf3bf407fba47ed12f8b925a993d7c822b031ae
RemcosRAT
e462d1a4674d1c46ee7c3eba187353dc4c6c40863493e67b3d1ab379714f97bb
RemcosRAT
error
RemcosRAT
+ 1'208 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos collection discovery execution persistence rat
Link:
https://tria.ge/reports/250729-nzt8msxthz/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
172.94.96.90:5999
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e58d5db8-0091-4d00-b419-4c937096d5a3
Unpacked files
SH256 hash:
6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
MD5 hash:
571e2b02c517fa57bdb3824f7548b5c0
SHA1 hash:
2332c5e9178c9f4925306e0724d5f3a37c026e17
Link:
https://www.unpac.me/results/fe4d4c4e-091f-4816-a7ee-f3812eb13be1/
SH256 hash:
416e08f1041cab9cb51a436fa45160f70ab73e5e24adeaa743faffc1f30e23c2
MD5 hash:
df7d2354e3c992cda79997bf15b8cf73
SHA1 hash:
5726f7ea619b9279aa17fffc8b7a25c244e45b70
Detections:
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
Remcos
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
win_remcos_rat_unpacked
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/fe4d4c4e-091f-4816-a7ee-f3812eb13be1/
Parent samples :
60682c9e70f15ee5e31dc5c054417386098c475be469994ea54b5c56847d4aaf
6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8
c7e099c60f551279ad41d2f35a001e14082346f15e312560771dac7302964da9
179fe62017bb17cf9b0ecaf118ec8a3bb14b351b448e6df3c029f29bf4385103
6fd471d3b5a60eb2827287c5b805a12d8e4147c5c2ce85585b3e2748a10e6226
f75c114f83d3d078bd85e7e59cd8a4ed6e8be4a33db6600bd9eda842845ac2fe
e8278d3b9ff9e63c82acee904b0b49ae7b730430df757cc4739416fbe1f6a9af
b32da4c31255e2f5dcf961e35e1757aca22f0c39cf80b3fac1d2a8aa734ae167
SH256 hash:
00a60bf80fcea57d451d01b7c40d35cb3c5dd3f739ac495eeb04f190d4e9e85f
MD5 hash:
5918975744122ae7deb21137927b3e1c
SHA1 hash:
a285aa5e3a96d5189dca169db0b9a5b2b63c3145
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/fe4d4c4e-091f-4816-a7ee-f3812eb13be1/
SH256 hash:
6005f0e4563fef5e8abfdb88cacd5b3d8fd4cff04b1af93e8e01a9990f46d5c0
MD5 hash:
3f17ed370489371093c2a3d768cb6b07
SHA1 hash:
fb4f0ddcaf872e4c7850e4cefad59a2c62f54424
Link:
https://www.unpac.me/results/fe4d4c4e-091f-4816-a7ee-f3812eb13be1/
Malware family:
WebBrowserPassView
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6400bf9fe566/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8

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_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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)

File information

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

Malspam

RemcosRAT

Executable exe 6400bf9fe56615568b8bd3ec6967fb72393b9df9a6bba89860ca95d8102afbf8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17545/

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments