MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98. 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: 12


Intelligence 12 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98
SHA3-384 hash: 8ed5151ea330507e42c0e2b7efbb95199ad6f77d30e3b496584d344a5d7a354b4c85160a2bd2dc81d3eb6b27d3ea15a3
SHA1 hash: d76cf65e1a9a0b1c13b0477df7e07ad72280a27a
MD5 hash: 9c12b6d2301b80085c0df3cce7f90f02
humanhash: fanta-green-friend-robert
File name:9c12b6d2301b80085c0df3cce7f90f02.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:712'704 bytes
First seen:2021-03-31 07:32:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:RmQ9kiYITkzQO2CFJUS+B1A/j3sJt5QS5N+7zRA2ai6iZtf1AKjmq1:fBTMQhCFJpu1AQtqS5N+/RZnjZ
Threatray 1'684 similar samples on MalwareBazaar
TLSH 91E4DF247206FE5FE079A5F508CD2B83B2F347C41299E9787CA099E456C66C7BBD12C8
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
hsyuwbvxczbansmloiujdhsbnbcgywqauaghxvz.ydns.eu:2009

Intelligence

File Origin
# of uploads :
1
# of downloads :
140
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ for MDPE Pipes .xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-31 06:26:36 UTC
Tags:
encrypted exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/acf7c321-52fa-4902-a775-41ccaa839324

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/129209/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/659926
Signature
.NET source code contains potential unpacker
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
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
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)
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 378893 Sample: jsMB7GOpGt.exe Startdate: 31/03/2021 Architecture: WINDOWS Score: 100 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 7 other signatures 2->60 10 jsMB7GOpGt.exe 3 2->10         started        14 win.exe 2 2->14         started        16 win.exe 2 2->16         started        process3 file4 50 C:\Users\user\AppData\...\jsMB7GOpGt.exe.log, ASCII 10->50 dropped 70 Contains functionality to steal Chrome passwords or cookies 10->70 72 Contains functionality to capture and log keystrokes 10->72 74 Contains functionality to inject code into remote processes 10->74 76 Contains functionality to steal Firefox passwords or cookies 10->76 18 jsMB7GOpGt.exe 4 4 10->18         started        21 jsMB7GOpGt.exe 10->21         started        23 jsMB7GOpGt.exe 10->23         started        78 Injects a PE file into a foreign processes 14->78 25 win.exe 14->25         started        27 win.exe 14->27         started        29 win.exe 16->29         started        signatures5 process6 file7 44 C:\Users\user\AppData\Roaming\win.exe, PE32 18->44 dropped 46 C:\Users\user\...\win.exe:Zone.Identifier, ASCII 18->46 dropped 31 wscript.exe 1 18->31         started        process8 process9 33 cmd.exe 1 31->33         started        process10 35 win.exe 3 33->35         started        39 conhost.exe 33->39         started        file11 48 C:\Users\user\AppData\Local\...\win.exe.log, ASCII 35->48 dropped 62 Multi AV Scanner detection for dropped file 35->62 64 Contains functionality to steal Chrome passwords or cookies 35->64 66 Contains functionality to capture and log keystrokes 35->66 68 2 other signatures 35->68 41 win.exe 2 1 35->41         started        signatures12 process13 dnsIp14 52 hsyuwbvxczbansmloiujdhsbnbcgywqauaghxvz.ydns.eu 188.72.115.54, 2009, 49702 M247GB Netherlands 41->52
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-03-31 07:33:09 UTC
AV detection:
11 of 48 (22.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=23vye27uzltu7apasviryuyuvcdssyenkdbefq4rfqq3drcaroma._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
3b1b352f3c4d0fe235b45d9db418e1e4155ab31265ee368ed646ac38071a2eda
RemcosRAT
4791861118e0be776fd14153e2feca7d25f5a91a6c32a997385f5ae272e3d7c8
RemcosRAT
4b8335250b1cfcb5fac9790261dd43f5efcbc187c68961ee5afd34662d0599ed
RemcosRAT
5b10f4a23880b51923a0df3e9e3c37f40eb0d3cc93de7b463da62f936a501385
RemcosRAT
61d9f4cbc76b7889d7d17d262b63c0fd2ee40642653063b1eb6ab84397f8c57b
RemcosRAT
80633cf6f53854e8c478e74ae93e4456f7730d323ca9d57d445de570a7ee7f45
RemcosRAT
82027bdaf86e2d0da1c45ede5efd820a1cbaace1b1b8f7675b8115d82db75f26
RemcosRAT
d34e588c8bef9cef39708c52f7f372bcd4b5fc39e4eaf0b9193aa586a10d7cc2
RemcosRAT
dfd3c33bf7be405cea03a045f3df2d9ff35f04c7da918eb916b6f224a58eea1f
RemcosRAT
e26c95b32b64e3f7b5d72d52be2fd7cb52c7a2c1df25f5337a783a1735f806ad
RemcosRAT
+ 1'674 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/210331-z62fem2eks/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
hsyuwbvxczbansmloiujdhsbnbcgywqauaghxvz.ydns.eu:2009
Unpacked files
SH256 hash:
d436034270fb2d5380e4fcecc1ee6c821a1701aed96045fa13f597da16be08fb
MD5 hash:
00cbf73d8b9f03417a3a32957ec64ed4
SHA1 hash:
b862eff1cf240a5ad5325fd258892e534484a6e8
Link:
https://www.unpac.me/results/65f1086b-5464-40bc-8209-a0f834d20301/
SH256 hash:
d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98
MD5 hash:
9c12b6d2301b80085c0df3cce7f90f02
SHA1 hash:
d76cf65e1a9a0b1c13b0477df7e07ad72280a27a
Link:
https://www.unpac.me/results/65f1086b-5464-40bc-8209-a0f834d20301/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98

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
Create hunting rule
Author:abuse.ch
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

RemcosRAT

Executable exe d6eb826bf4cae74f81e095511c5314a88729608d50c242c3912c21b1c4408b98

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/129209/
  
URLhaus
https://urlhaus.abuse.ch/url/1099896/
  
Delivery method
Distributed via web download

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