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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91
SHA3-384 hash: db7f68b74a784931ccb44af75c754798282bc50eb0bc84974d31d4e2c4a1257d355795c7fe36dc2d0a4ac85766624ada
SHA1 hash: ce10bf387f4b7cb76a19b8e956f89c48011726b4
MD5 hash: 1956ed64fb914c50e35fc8b593b913dd
humanhash: fourteen-oranges-sweet-stream
File name:scan.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:777'832 bytes
First seen:2026-01-27 11:00:55 UTC
Last seen:2026-05-20 16:43:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c05041e01f84e1ccca9c4451f3b6a383 (142 x RedLineStealer, 109 x GuLoader, 64 x DiamondFox)
ssdeep 12288:kgNeAkQzF8CXU7rS1J4S6bDPeNLvln5j4raxJjtrpTzNq//HBvMnHpglOozBX3tf:kgNeqiCXWe1czeNLvcOjuHVGJQFwLFCZ
TLSH T1A4F423803590E11BC7890D723D589A7597A9FEF66E68490377C65F8D34F20B5EE0E322
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon a67773555d7973a6 (7 x RemcosRAT, 2 x GuLoader)
Reporter Anonymous
Tags:exe RemcosRAT signed

Code Signing Certificate

Organisation:Offentlighedslovens
Issuer:Offentlighedslovens
Algorithm:sha256WithRSAEncryption
Valid from:2025-12-13T06:32:30Z
Valid to:2026-12-13T06:32:30Z
Serial number: 72d6471c56dc0be41a41e59d0af218c842ac1ff9
Thumbprint Algorithm:SHA256
Thumbprint: 124059dd9309d8356171821e485c15a5fbd4a7660333d16dcabbd31c8ec60888
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
157
Origin country :
PL PL
Vendor Threat Intelligence
Malware configuration found for:
GuLoader NSIS
Details
GuLoader
a c2 URL, a useragent string, and a string XOR key
GuLoader
an XOR decryption key and an extracted component
NSIS
extracted archive contents
Link:
https://research.acce.ciphertechsolutions.com/results/030407a8-f5ef-4ed1-84cd-63e72f543951/
Malware family:
remcos
Create hunting rule
ID:
1
File name:
scan.exe
Verdict:
Malicious activity
Analysis date:
2026-01-27 08:13:39 UTC
Tags:
remcos rat remote
Link:
https://app.any.run/tasks/b6ac60ba-24f0-492f-8bba-b050223f151d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/50366/
Detection(s):
SecuriteInfo.com.Trojan.Loader.1575.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69789b1ebec9764f452f5257
Tags:
injection uloader virus
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole guloader installer installer installer-heuristic microsoft_visual_cc nsis signed soft-404
Link:
https://www.filescan.io/uploads/69789b164156786ccbda0150/reports/da8dc9ed-37f6-493b-83ff-032e3634c3cc/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-26T21:28:00Z UTC
Last seen:
2026-01-29T08:02:00Z UTC
Hits:
~10000
Detections:
Trojan-Downloader.Win32.Minix.sb Trojan.Win32.Guloader.sb Trojan.NSIS.Makoob.sba VHO:Backdoor.Win32.Remcos.gen PDM:Trojan.Win32.Generic HEUR:Trojan.Win32.GuLoader.gen
Link:
https://opentip.kaspersky.com/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/4d2020f5-8cd1-461f-8cc1-0fe39bb527ad
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1858205
Signature
AI detected suspicious PE digital signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Detected Remcos RAT
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Joe Sandbox ML detected suspicious sample
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: Remcos
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
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)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1858205 Sample: scan.exe Startdate: 27/01/2026 Architecture: WINDOWS Score: 100 60 drive.usercontent.google.com 2->60 62 drive.google.com 2->62 78 Suricata IDS alerts for network traffic 2->78 80 Found malware configuration 2->80 82 Antivirus detection for dropped file 2->82 84 9 other signatures 2->84 9 scan.exe 1 66 2->9         started        13 remcos.exe 29 2->13         started        signatures3 process4 file5 54 C:\Users\user\AppData\Local\...\System.dll, PE32 9->54 dropped 86 Tries to detect virtualization through RDTSC time measurements 9->86 88 Unusual module load detection (module proxying) 9->88 90 Switches to a custom stack to bypass stack traces 9->90 15 scan.exe 2 10 9->15         started        20 scan.exe 9->20         started        56 C:\Users\user\AppData\Local\...\System.dll, PE32 13->56 dropped 22 remcos.exe 4 10 13->22         started        24 remcos.exe 13->24         started        signatures6 process7 dnsIp8 64 drive.usercontent.google.com 142.250.72.161, 443, 49733, 49736 GOOGLEUS United States 15->64 66 drive.google.com 142.251.40.110, 443, 49732, 49735 GOOGLEUS United States 15->66 44 C:\ProgramData\Remcos\remcos.exe, PE32 15->44 dropped 46 C:\ProgramData\...\remcos.exe:Zone.Identifier, ASCII 15->46 dropped 70 Creates autostart registry keys with suspicious names 15->70 26 remcos.exe 30 15->26         started        30 scan.exe 15->30         started        68 198.23.177.196, 2404, 49737, 49739 AS-COLOCROSSINGUS United States 22->68 48 C:\Users\user\AppData\Local\Temp\TH5490.tmp, MS-DOS 22->48 dropped 50 C:\Users\user\AppData\Local\Temp\TH51EF.tmp, MS-DOS 22->50 dropped 52 C:\Users\user\AppData\Local\Temp\TH51CF.tmp, MS-DOS 22->52 dropped 72 Detected Remcos RAT 22->72 74 Writes to foreign memory regions 22->74 76 Maps a DLL or memory area into another process 22->76 32 RmClient.exe 2 22->32         started        34 RmClient.exe 22->34         started        36 RmClient.exe 22->36         started        38 remcos.exe 22->38         started        file9 signatures10 process11 file12 58 C:\Users\user\AppData\Local\...\System.dll, PE32 26->58 dropped 92 Antivirus detection for dropped file 26->92 94 Multi AV Scanner detection for dropped file 26->94 96 Found hidden mapped module (file has been removed from disk) 26->96 106 2 other signatures 26->106 40 remcos.exe 13 26->40         started        42 remcos.exe 26->42         started        98 Tries to harvest and steal browser information (history, passwords, etc) 32->98 100 Unusual module load detection (module proxying) 32->100 102 Tries to steal Instant Messenger accounts or passwords 34->102 104 Tries to steal Mail credentials (via file / registry access) 34->104 signatures13 process14
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91
Gathering data
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2026-01-27 02:17:14 UTC
File Type:
PE (Exe)
Extracted files:
30
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k3kw6lq2wyfctlwmpih7rup5mwepxjiufwb4w4amtfu3uhjufoiq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery persistence rat
Link:
https://tria.ge/reports/260127-m4xznabz7f/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detected Nirsoft tools
NirSoft MailPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
198.23.177.196:2404
Unpacked files
SH256 hash:
56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91
MD5 hash:
1956ed64fb914c50e35fc8b593b913dd
SHA1 hash:
ce10bf387f4b7cb76a19b8e956f89c48011726b4
Link:
https://www.unpac.me/results/1d5bd647-76af-4b4a-8118-50c4270e9572/
SH256 hash:
acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506
MD5 hash:
6e55a6e7c3fdbd244042eb15cb1ec739
SHA1 hash:
070ea80e2192abc42f358d47b276990b5fa285a9
Link:
https://www.unpac.me/results/1d5bd647-76af-4b4a-8118-50c4270e9572/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/56d56f2e1ab6/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/56d56f2e1ab60a29aecc7a0ff8d1fd6588fba5142d83cb700c9969ba1d342b91

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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/50366/

Comments