MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1e4f61c582a6c06a4fc72fef771db5b3541f8b31985c3123597d52b2b175416e. 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: 10
| SHA256 hash: | 1e4f61c582a6c06a4fc72fef771db5b3541f8b31985c3123597d52b2b175416e |
|---|---|
| SHA3-384 hash: | d564356dbc8087fdcf96d8b11811ef38257cc8c4184dc3f6a3ad7a4e559496389f5539f441e3724fd04dbf1648efde03 |
| SHA1 hash: | c4ded4a0b75735a63bb7ba7c69543ed0e21565b4 |
| MD5 hash: | 1c4aa458469412edc585972149d8476a |
| humanhash: | lithium-ceiling-coffee-dakota |
| File name: | 1c4aa458469412edc585972149d8476a.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 698'824 bytes |
| First seen: | 2021-03-09 11:04:25 UTC |
| Last seen: | 2021-03-09 13:29:41 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger) |
| ssdeep | 6144:YBlL/XNJuYLwK5DkfLzIlXZ0BUlrNzdgn4yodiYtTXFaSLdoW3yC9ERc8g/PbXck:qdNjLZ5DIFehSn4+u0SLdo1cEf6XcwX |
| TLSH | 11E4F023EAF2EE73C6F936FF008471145E0E5E860DB17586326CB994FDBB956C845282 |
| Reporter |  abuse_ch |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
131
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1c4aa458469412edc585972149d8476a.exe
Verdict:
Malicious activity
Analysis date:
2021-03-09 11:11:18 UTC
Tags:
rat remcos keylogger
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Unauthorized injection to a recently created process
DNS request
Connection attempt
Sending a UDP request
Creating a file in the %AppData% subdirectories
Setting a global event handler for the keyboard
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.
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Detected Remcos RAT
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Sigma detected: Remcos
Uses dynamic DNS services
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Gathering data
Threat name:
Win32.Trojan.SpyNoon
Status:
Malicious
First seen:
2021-03-09 11:05:07 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 47 (59.57%)
Threat level:
5/5
Detection(s):
Malicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
calvinlarry3551.hopto.org:2240
calvinlarry3551.ddns.net:2240
calvinlarry3551.ddns.net:2240
Unpacked files
SH256 hash:
1e4f61c582a6c06a4fc72fef771db5b3541f8b31985c3123597d52b2b175416e
MD5 hash:
1c4aa458469412edc585972149d8476a
SHA1 hash:
c4ded4a0b75735a63bb7ba7c69543ed0e21565b4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
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: | ach_RemcosRAT |
|---|---|
| Author: | abuse.ch |
| Rule name: | Chrome_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Chrome in files like avemaria |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | Keylog_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Contains Keylog |
| Rule name: | Parallax |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Parallax RAT. |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | REMCOS_RAT_variants |
|---|
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
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