MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 285320e80186bcb40d93226fd64ed821cd935c6bfd222ee8b1b0c28806fb7a42. 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
| SHA256 hash: | 285320e80186bcb40d93226fd64ed821cd935c6bfd222ee8b1b0c28806fb7a42 |
|---|---|
| SHA3-384 hash: | a2e9fd372c68709dac52a2b75821c1ea87c71a647515ddcc7badc371bf91e80653a34407a5244b0621c621d3541b9311 |
| SHA1 hash: | ee7b516a234a1e9107fd0655d55a0bafb5744cd5 |
| MD5 hash: | 3df9b4700366c9b2cad6a8ea983f8ad6 |
| humanhash: | eighteen-potato-kentucky-missouri |
| File name: | 3df9b4700366c9b2cad6a8ea983f8ad6 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 477'184 bytes |
| First seen: | 2022-08-09 17:48:09 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f9ee72c530e85b767a4ed3391690eadf (25 x RemcosRAT, 1 x Vjw0rm) |
| ssdeep | 12288:WfCa8/Vs8aGksOT3hysn1FrdhsfZyO8N:o7GVs8aGpO1FrdAZ7s |
| Threatray | 1'631 similar samples on MalwareBazaar |
| TLSH | T125A4AE11BAD2C072D57165300D36EB76DABCBC3029354A7BB3D65D5BFD30180A72A6B2 |
| TrID | 40.3% (.EXE) Win64 Executable (generic) (10523/12/4) 19.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.2% (.EXE) Win32 Executable (generic) (4505/5/1) 7.7% (.EXE) OS/2 Executable (generic) (2029/13) 7.6% (.EXE) Generic Win/DOS Executable (2002/3) |
| File icon (PE): |  |
| dhash icon | c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
282
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
3df9b4700366c9b2cad6a8ea983f8ad6
Verdict:
Malicious activity
Analysis date:
2022-08-09 17:50:37 UTC
Tags:
keylogger remcos
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
Сreating synchronization primitives
Setting a keyboard event handler
Launching a process
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Creating a file
Unauthorized injection to a recently created process
Reading critical registry keys
Creating a file in the %temp% directory
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
6/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cmd.exe eventvwr.exe exploit fingerprint greyware keylogger rat remcos shell32.dll wacatac windows
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:
rans.phis.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
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 unpacking (changes PE section rights)
Found evasive API chain (may stop execution after checking mutex)
Found stalling execution ending in API Sleep call
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
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)
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2022-08-09 07:31:36 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
34 of 39 (87.18%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 1'621 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:msmpeng collection rat spyware stealer
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
191.101.30.16:4444
securewebareaxxx.ddns.net:4444
securewebareaxxx.ddns.net:4444
Unpacked files
SH256 hash:
285320e80186bcb40d93226fd64ed821cd935c6bfd222ee8b1b0c28806fb7a42
MD5 hash:
3df9b4700366c9b2cad6a8ea983f8ad6
SHA1 hash:
ee7b516a234a1e9107fd0655d55a0bafb5744cd5
Detections:
win_remcos_auto
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: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| 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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