MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b8b03074ac86f665db0fc509463355b912ff87ac238ab7199dfe936d7b15325. 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: 18


Intelligence 18 IOCs YARA 6 File information Comments

SHA256 hash: 7b8b03074ac86f665db0fc509463355b912ff87ac238ab7199dfe936d7b15325
SHA3-384 hash: c942ee56e0f199f7e2174674a8a9cf2f08f830293194e8289b7e1f07583551a79f3475e72c660e4e3079574ac8e2ef70
SHA1 hash: 135d2397978f98a76d3421cc03de52724823fa7c
MD5 hash: c020220ac88d2ec48dd6198b6bf5dfec
humanhash: magazine-table-burger-michigan
File name:7b8b03074ac86f665db0fc509463355b912ff87ac238ab7199dfe936d7b15325
Download: download sample
Signature RemcosRAT
File size:1'370'112 bytes
First seen:2025-11-06 11:39:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1895460fffad9475fda0c84755ecfee1 (338 x Formbook, 85 x AgentTesla, 56 x a310Logger)
ssdeep 24576:u5EmXFtKaL4/oFe5T9yyXYfP1ijXdaVgq1orKws4Jyj38vm+1S:uPVt/LZeJbInQRaVf1orDsDj38vm
Threatray 1'748 similar samples on MalwareBazaar
TLSH T17655CF0273C1D062FFAB91334F5AF6515ABC79260123A62F13981DBABD701B1563E7A3
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
94
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
d4dd33fff857b294599f86ee8b9f1c8fec9c0e782896789c76f1b0d24ff3fc58.rar
Verdict:
Malicious activity
Analysis date:
2025-10-29 05:57:14 UTC
Tags:
arch-exec auto-startup remcos rat autoit

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Tags:
autorun autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Sending a custom TCP request
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-10-29T01:21:00Z UTC
Last seen:
2025-11-08T09:08:00Z UTC
Hits:
~1000
Gathering data
Verdict:
Malware
YARA:
7 match(es)
Tags:
AutoIt Decompiled Executable PDB Path PE (Portable Executable) PE File Layout Suspect Win 32 Exe x86
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2025-10-29 05:27:40 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
30 of 37 (81.08%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos discovery rat
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
AutoIT Executable
Drops startup file
Executes dropped EXE
Remcos
Remcos family
Malware Config
C2 Extraction:
11243debestremcox.duckdns.org:
Unpacked files
SH256 hash:
7b8b03074ac86f665db0fc509463355b912ff87ac238ab7199dfe936d7b15325
MD5 hash:
c020220ac88d2ec48dd6198b6bf5dfec
SHA1 hash:
135d2397978f98a76d3421cc03de52724823fa7c
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:AutoIT_Compiled
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:TH_Generic_MassHunt_Win_Malware_2025_CYFARE
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/

File information


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

Comments