MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e4b394710171888c98115ff1cc8639992a746c3313363565ca8f54b237fc4ec2. 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: 14
| SHA256 hash: | e4b394710171888c98115ff1cc8639992a746c3313363565ca8f54b237fc4ec2 |
|---|---|
| SHA3-384 hash: | 2b55d51abe749433084096653c7631920ae6e2740fc2b245bb251aa48755e739112dd0d95a5a60572e359a3df84a2f98 |
| SHA1 hash: | fcfd42755974e442044c42d8537e531333e459a0 |
| MD5 hash: | 657d450efe333e708b65eef849dd87d5 |
| humanhash: | single-sodium-lactose-two |
| File name: | EPR_Aug_pdf.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'616'016 bytes |
| First seen: | 2025-09-15 06:57:02 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 0293eec0b5432ad092f24065016203b2 (21 x GuLoader, 9 x RemcosRAT, 6 x Formbook) |
| ssdeep | 49152:mY/PltBfX6FZ23XvjWG28Z0vxJfw0QZjGLCHIe2:mY/9PX6KyI2xDQ192 |
| Threatray | 1'220 similar samples on MalwareBazaar |
| TLSH | T107752396B750D281C2B58F30A879B0467967FF2FB8A5D8073E82763D37B3493425E215 |
| 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 |
| Reporter |  adrian__luca |
| Tags: | exe GuLoader RemcosRAT signed |
Code Signing Certificate
| Organisation: | Hgwells |
|---|---|
| Issuer: | Hgwells |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2025-08-01T03:22:29Z |
| Valid to: | 2026-08-01T03:22:29Z |
| Serial number: | 7f5aed52c276df42eb2bcad10e334de6c091cb5a |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 8ae503a4985f1dde85d1c00371a319c080cd3d0936a2389fd092b5c0582a01ac |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
152
Origin country :
HUVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
ebcafc03566f11dcb8d60a96af22b0c00aec8961cee113f5458193e2d2a59f33.zip
Verdict:
Malicious activity
Analysis date:
2025-09-14 22:14:34 UTC
Tags:
arch-exec rat remcos auto-reg
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
91.7%
Tags:
underscore injection obfusc blic
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Delayed reading of the file
Searching for the window
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
adaptive-context installer masquerade microsoft_visual_cc obfuscated overlay signed
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-14T17:45:00Z UTC
Last seen:
2025-09-14T17:45:00Z UTC
Hits:
~1000
Verdict:
Unknown
Score:
98%
Verdict:
Malware
File Type:
PE
Gathering data
Threat name:
Win32.Trojan.GuLoader
Status:
Malicious
First seen:
2025-09-14 21:01:21 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
26 of 38 (68.42%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 1'210 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos collection discovery installer persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Program crash
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
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
e4b394710171888c98115ff1cc8639992a746c3313363565ca8f54b237fc4ec2
MD5 hash:
657d450efe333e708b65eef849dd87d5
SHA1 hash:
fcfd42755974e442044c42d8537e531333e459a0
SH256 hash:
d6b4121f426953339c1d1a052d3cb10ba32020673aa879932f3782dc9605e119
MD5 hash:
2fc0987840e9db7cc6010ad28b71b849
SHA1 hash:
9c0b1cdc1119b9d0d42890f82044269d9d0524ad
SH256 hash:
7fb0f8d452fefaac789986b933df050f3d3e4feb8a8d9944ada995f572dcdca1
MD5 hash:
dd87a973e01c5d9f8e0fcc81a0af7c7a
SHA1 hash:
c9206ced48d1e5bc648b1d0f54cccc18bf643a14
Malware family:
GuLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | CP_AllMal_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication |
| Rule name: | Ins_NSIS_Buer_Nov_2020_1 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | Detect NSIS installer used for Buer loader |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| 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
Delivery method
Distributed via e-mail attachment
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