MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d2890c754ab95d16d9d1d93f680a850db565a61c68bbaf0337696bfbb485e8fa. 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: 13
| SHA256 hash: | d2890c754ab95d16d9d1d93f680a850db565a61c68bbaf0337696bfbb485e8fa |
|---|---|
| SHA3-384 hash: | 9612a7f8b7d0b2ec47d28d261df5cadfe8df8fc88d74506f6f7526df6b7139761148d292f33ab26641f4b6120da7f408 |
| SHA1 hash: | fd262760bc91d1d7762f3f1e453634a2c0af6c0f |
| MD5 hash: | 0f8f3c508e4bcda6108dc61714e94d07 |
| humanhash: | nevada-alpha-beryllium-victor |
| File name: | 0f8f3c508e4bcda6108dc61714e94d07 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 316'928 bytes |
| First seen: | 2021-08-27 09:17:45 UTC |
| Last seen: | 2021-08-27 13:51:50 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 6144:+SQotL9LF5vJf5ikeKVFLucAF7ngy0QF/ENp7bA+a7EZW6ZDjpncITi97U:/rF5BfHeCuvgypFKU+ACLDdx4 |
| Threatray | 1'969 similar samples on MalwareBazaar |
| TLSH | T1216401C03B228551C7ED4A3AF6E35654CF68D0AFD253CD0948CB9E8E29A2770F979472 |
| dhash icon | 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
3
# of downloads :
174
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
THIN VU NEW PO.doc
Verdict:
Malicious activity
Analysis date:
2021-08-26 12:13:13 UTC
Tags:
ole-embedded trojan opendir loader
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 window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
DNS request
Connection attempt
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Malware family:
Quasar RAT
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Status:
Malicious
First seen:
2021-08-26 17:11:15 UTC
AV detection:
12 of 27 (44.44%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 1'959 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:urchstrikes persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
mrtoby.hopto.org:49319
Unpacked files
SH256 hash:
ba5919e67eb393396d5234ab1dfe245e335452111e2016fbf1e734638d3bcadd
MD5 hash:
83844de1bad3dd30c228cafdac69a38e
SHA1 hash:
b9ae560341bff1bdcd9e27ca8eb8a653aa3d9790
SH256 hash:
09589f66a16a6895d95ec1dd5e11e5ce83d33e53e5b2b3e11feaed77a5564b7b
MD5 hash:
48809ff9faee82653ea2ca9257274403
SHA1 hash:
97a177fb2bcdbdc6049e94b6be1e94232ee021c4
SH256 hash:
266afaed1667e00281d2db37b8a05206c9736f61b2d5c7288888ae9508056cdb
MD5 hash:
caa0f8e91af6368b8197cb2ec2b97b6b
SHA1 hash:
8647bc66812d2725c41b756d895f07c68c836440
Detections:
win_remcos_g0
win_remcos_auto
SH256 hash:
d2890c754ab95d16d9d1d93f680a850db565a61c68bbaf0337696bfbb485e8fa
MD5 hash:
0f8f3c508e4bcda6108dc61714e94d07
SHA1 hash:
fd262760bc91d1d7762f3f1e453634a2c0af6c0f
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: | buerloader_halo_generated |
|---|---|
| Author: | Halogen Generated Rule, Corsin Camichel |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Remcos |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Remcos in memory |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| 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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