MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275. 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: 22


Intelligence 22 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
SHA3-384 hash: d94968de8ef28a331c861c404887c28f7d648b749f4f0b735ee761c26b0a120b733790bd81dea6a5795b91c0b0e2537b
SHA1 hash: 6b77ebd00abdd665000740bfdeb70a05ebd25b61
MD5 hash: 18082ff3d954fa4bf056c8b162f53993
humanhash: mango-seventeen-asparagus-april
File name:18082ff3d954fa4bf056c8b162f53993.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'205'760 bytes
First seen:2026-01-16 16:19:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 24576:J8MFi2cXmdBRVJXnHWTTgFU8tNJ7cFPi0JWZhBweie:G8dBbJXnHkGTexNawe/
TLSH T18545238EBC5375D4CA1C4ABB8153732501E75A0FA0B3F3D50A68AFA22EB5E1CC55B487
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 abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
SE SE
Vendor Threat Intelligence
Malware configuration found for:
DeepSea
Details
DeepSea
DeepSea decrypted strings
Link:
https://research.acce.ciphertechsolutions.com/results/9eec5925-cee6-4400-9464-f5a4982ff890/
Malware family:
remcos
Create hunting rule
ID:
1
File name:
18082ff3d954fa4bf056c8b162f53993.exe
Verdict:
Malicious activity
Analysis date:
2026-01-16 16:23:14 UTC
Tags:
remcos rat auto-reg remote stealer mpress
Link:
https://app.any.run/tasks/ab78b9fd-4c3b-4f0f-8c24-30962207bf8a

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/49097/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=696a6510ef906a21abcdc647
Tags:
micro virus spawn
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated obfuscated packed vbnet
Link:
https://www.filescan.io/uploads/696a650b3dd9d20950574ee3/reports/16429a27-a361-4c3a-b114-3b9b070e2858/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
Result
Gathering data
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-12T23:41:00Z UTC
Last seen:
2026-01-15T22:27:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275/results?tab=lookup
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e21fa1f2-db74-4bce-a60e-f6d549f508ff
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/1852131
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
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
Found hidden mapped module (file has been removed from disk)
Found malware configuration
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
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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)
Unusual module load detection (module proxying)
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1852131 Sample: 8af5REObxf.exe Startdate: 16/01/2026 Architecture: WINDOWS Score: 100 64 Suricata IDS alerts for network traffic 2->64 66 Found malware configuration 2->66 68 Malicious sample detected (through community Yara rule) 2->68 70 10 other signatures 2->70 9 8af5REObxf.exe 3 2->9         started        13 Edge.exe 2->13         started        15 Edge.exe 2 2->15         started        17 Edge.exe 2 2->17         started        process3 file4 60 C:\Users\user\AppData\...\8af5REObxf.exe.log, ASCII 9->60 dropped 86 Contains functionality to bypass UAC (CMSTPLUA) 9->86 88 Contains functionalty to change the wallpaper 9->88 90 Contains functionality to steal Chrome passwords or cookies 9->90 94 3 other signatures 9->94 19 8af5REObxf.exe 2 4 9->19         started        92 Injects a PE file into a foreign processes 13->92 23 Edge.exe 13->23         started        25 Edge.exe 13->25         started        27 Edge.exe 15->27         started        29 Edge.exe 17->29         started        signatures5 process6 file7 50 C:\ProgramDatadgedge.exe, PE32 19->50 dropped 52 C:\ProgramData\...dge.exe:Zone.Identifier, ASCII 19->52 dropped 72 Creates autostart registry keys with suspicious names 19->72 31 Edge.exe 3 19->31         started        signatures8 process9 signatures10 96 Antivirus detection for dropped file 31->96 98 Multi AV Scanner detection for dropped file 31->98 100 Found hidden mapped module (file has been removed from disk) 31->100 102 3 other signatures 31->102 34 Edge.exe 4 4 31->34         started        39 Edge.exe 31->39         started        process11 dnsIp12 62 172.94.15.100, 49692, 49693, 6075 VOXILITYGB United States 34->62 54 C:\Users\user\AppData\Local\Temp\THCBFB.tmp, MS-DOS 34->54 dropped 56 C:\Users\user\AppData\Local\Temp\THCAC2.tmp, MS-DOS 34->56 dropped 58 C:\Users\user\AppData\Local\Temp\THCA34.tmp, MS-DOS 34->58 dropped 74 Maps a DLL or memory area into another process 34->74 41 svchost.exe 14 34->41         started        44 svchost.exe 1 34->44         started        46 svchost.exe 1 34->46         started        48 svchost.exe 34->48         started        file13 signatures14 process15 signatures16 76 Tries to steal Mail credentials (via file registry) 41->76 78 Tries to harvest and steal browser information (history, passwords, etc) 41->78 80 Unusual module load detection (module proxying) 41->80 82 Tries to steal Instant Messenger accounts or passwords 44->82 84 Tries to steal Mail credentials (via file / registry access) 44->84
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
Gathering data
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2026-01-13 02:45:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vcmx663x7egtjdy2kxg6mnhu5cngzpxv6wiuhelgh4y6ngreij2q._file
Verdict:
malicious
Label(s):
admintool_mailpassview
Create hunting rule
remcos
Create hunting rule
nirsoft
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery persistence rat
Link:
https://tria.ge/reports/260116-tsp81ahy8d/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Detected Nirsoft tools
NirSoft MailPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
172.94.15.100:6075
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8220ca6a-0609-48c8-a42b-08715659cad8
Unpacked files
SH256 hash:
a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
MD5 hash:
18082ff3d954fa4bf056c8b162f53993
SHA1 hash:
6b77ebd00abdd665000740bfdeb70a05ebd25b61
Link:
https://www.unpac.me/results/c318bf11-1ae2-4bc4-99e6-ec600a30bff6/
SH256 hash:
219ed3086aa2db23a63c4c45aa250bb09f8689361a906ff324bca4f1715830ac
MD5 hash:
84cb96a17c0f7fbbffb0afb4dedce906
SHA1 hash:
01a9261bc77c5a46f9dacaf92a8cba90733e62a6
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/c318bf11-1ae2-4bc4-99e6-ec600a30bff6/
SH256 hash:
6a3d0e2e98b1cf28a0547aca0e88a20e251d94e0df7a5808769a2882e58dda11
MD5 hash:
da428eda04a2259a02bcf3120c34715c
SHA1 hash:
34c754c85eebd4c749bab5b24f1a8d3a5f5ebd8a
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/c318bf11-1ae2-4bc4-99e6-ec600a30bff6/
Parent samples :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 hash:
0cb56e30226f2c165c131d7ed52e3f1cb6524baaa59ced2562ca3f2424571abc
MD5 hash:
61c512cc35c583c4d066f6d7f2726296
SHA1 hash:
6233237b8cda39500d478cf93b1c9f8af44d472d
Detections:
win_remcos_auto
Create hunting rule
win_remcos_w0
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/c318bf11-1ae2-4bc4-99e6-ec600a30bff6/
Parent samples :
eef6a2be2d108d13d18f38a61013bab9be3290a8a8f1a2ef1b632731367372d0
a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a8997f7b77f9/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/a8997f7b77f90d348f1a55cde634f4e89a6cbef5f5914391663f31e69a244275

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/49097/

Comments