MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fc1bf10c936144f163a063c0a606182990494baa6a52dfbbf92ce0652f3c2dd4. 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: 17
| SHA256 hash: | fc1bf10c936144f163a063c0a606182990494baa6a52dfbbf92ce0652f3c2dd4 |
|---|---|
| SHA3-384 hash: | c01795b93d833b9919c55fda471669d23c1f9368de81129bd3e65775f698de0176ee8807f68abeb48da0573d96d746fc |
| SHA1 hash: | a3786589f06d51272e5348e5b82522d73a0ca610 |
| MD5 hash: | 9ded32e7337c48fa5b23f65c8e40a499 |
| humanhash: | high-washington-indigo-robert |
| File name: | SecuriteInfo.com.Win32.MalwareX-gen.13893.29353 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 975'872 bytes |
| First seen: | 2025-05-13 08:32:56 UTC |
| Last seen: | 2025-05-13 09:28:10 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger) |
| ssdeep | 24576:Rsmg63lqGb0yhbwsX8ftyK0dNOO3DPb8GPGcLzaV/JL3hxJsq9476aGIYvMPhyWH:Rsmg63lqGb0yhbwsX8ftyK0dNOO3DPbM |
| Threatray | 4'203 similar samples on MalwareBazaar |
| TLSH | T160251228379ADC06C8A95FBC5C72C2B957786E9C5811C31BADF9BDEF32323852056352 |
| 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 |
| dhash icon | 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
502
Origin country :
FRVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
SecuriteInfo.com.Win32.MalwareX-gen.13893.29353
Verdict:
Malicious activity
Analysis date:
2025-05-13 09:52:36 UTC
Tags:
remcos rat netreactor remote
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
keylog virus word
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Setting a keyboard event handler
Connection attempt
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Verdict:
Malicious
Labled as:
Dacic.5845.Generic
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
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
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Astaroth
Status:
Malicious
First seen:
2025-05-13 04:15:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
unc_loader_037
remcos
Similar samples:
+ 4'193 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost discovery rat
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Remcos
Remcos family
Malware Config
C2 Extraction:
127.0.0.1:61033
ikechukwu.duckdns.org:61033
196.251.92.58:61033
ikechukwu.duckdns.org:61033
196.251.92.58:61033
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
fc1bf10c936144f163a063c0a606182990494baa6a52dfbbf92ce0652f3c2dd4
MD5 hash:
9ded32e7337c48fa5b23f65c8e40a499
SHA1 hash:
a3786589f06d51272e5348e5b82522d73a0ca610
SH256 hash:
22a03f25544fecf96ca7f38781824e302238529b6e59cc10cfecf240043bd294
MD5 hash:
bee219cadf5a780865c3548d9936bc38
SHA1 hash:
077405987d76832010142540e3f9c5fc1f1c314a
SH256 hash:
1a8d1abd41f971cd5a253f87b0b78ed2e97070528f8d54a69311e9ca232f66e1
MD5 hash:
7c761fab22d8a7663e3cb17320b29ebe
SHA1 hash:
35b4babd4606cb27cb6b051db20d34acd4055ce6
Detections:
win_remcos_w0
win_remcos_auto
Remcos
malware_windows_remcos_rat
win_remcos_rat_unpacked
INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
SH256 hash:
6b1fcaefd0051c2ac342f76f93d94d63f5024542aefc47a89be826337d7debc1
MD5 hash:
112846d4f4293f14defcf907476f3916
SHA1 hash:
47063eb23f767df5a76ab78b6c125dc817003373
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
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: | 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: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Reference: | https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | win_remcos_rat_unpacked |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | win_remcos_w0 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | yarahub_win_remcos_rat_unpacked_aug_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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