MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 90199e919b753c405f76a253d0994209b7231e9f1927d9af81e6bc022f93235b. 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: | 90199e919b753c405f76a253d0994209b7231e9f1927d9af81e6bc022f93235b |
|---|---|
| SHA3-384 hash: | dc1274974f068118cc38810b8769a30322f0f670264721f8a4bc408a8faa5c2bcfcc74cb46897242ae83374e3d8fded4 |
| SHA1 hash: | fee5ef729c85412275c371da5d1360fae7a87e44 |
| MD5 hash: | 9286304f3592ab2de2d549722e6869b8 |
| humanhash: | berlin-ten-high-butter |
| File name: | 9286304f3592ab2de2d549722e6869b8 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'653'248 bytes |
| First seen: | 2023-08-07 14:18:37 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 49152:MrS/XYg7k3aKoznVWeOYvsEyKbNWCpQf:MiXPjB5PFJy |
| Threatray | 2'437 similar samples on MalwareBazaar |
| TLSH | T19D759C03BA878DF1D38BE7F6C59B50044BAAD681632BDB1FF98A335639037BA5841507 |
| TrID | 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
306
Origin country :
FRVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
9286304f3592ab2de2d549722e6869b8
Verdict:
Malicious activity
Analysis date:
2023-08-07 14:21:25 UTC
Tags:
rat remcos keylogger
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Launching a process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Adds extensions / path to Windows Defender exclusion list
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
ByteCode-MSIL.Trojan.Generic
Status:
Suspicious
First seen:
2023-08-07 14:19:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
14 of 24 (58.33%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 2'427 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
212.193.30.230:3343
79.110.49.161:3343
79.110.49.161:3343
Unpacked files
SH256 hash:
586fb6890cb801df0df51c9f69a52e54445bbbde4ac20155353fdb43faae7504
MD5 hash:
f1441f0a36ab4f948a4a1936d6cb374e
SHA1 hash:
f1a9b476a0c24143d8cd5897fba395cd18804893
Detections:
Remcos
win_remcos_auto
SH256 hash:
79be11ded932b8dde0154bb2fede899ab7dd46db7601c9ac9bbab57d273995cf
MD5 hash:
0ca4c36de7da79c57d958e8151c69e03
SHA1 hash:
ed5106ed4598f3dd7490ecbc54b3f0a2dff6eec6
SH256 hash:
49b119408db70c7af888418febbc6b103caf41922d774c492c3c4ad426605abf
MD5 hash:
198ba6ce8c40a70df2b8d7908f5471a7
SHA1 hash:
9fd316a0304a62b0163d42807aab73994c15967c
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
SH256 hash:
90199e919b753c405f76a253d0994209b7231e9f1927d9af81e6bc022f93235b
MD5 hash:
9286304f3592ab2de2d549722e6869b8
SHA1 hash:
fee5ef729c85412275c371da5d1360fae7a87e44
Malware family:
Remcos
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| 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: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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