MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552
SHA3-384 hash: 042c6c03cf115f49592e033ef435588d4be6f4b923332b47c689dd5bb1eb51eb31b1f160d4ba7bf743b9d87397ec8946
SHA1 hash: 3a2aff0a9ce7788fd81f0a364b25ff74c3a45ba5
MD5 hash: 4016f432755ca6e45ad27701c0ece4c0
humanhash: freddie-ack-mars-spaghetti
File name:4016f432755ca6e45ad27701c0ece4c0.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:3'808'768 bytes
First seen:2021-02-04 09:38:41 UTC
Last seen:2021-02-04 11:44:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 768:UzDj+km2MSYIqqT7aJy7lHbNRJ4du1FpAMte6THTg3Tw4TQ2NnTPS/HTzAvG+mlL:Y719TmJml7NRJ4dC
Threatray 16 similar samples on MalwareBazaar
TLSH CE062C40DFB338D6936A635709DED145CDB7B66B24AD4807666DA3632483E03AE04F3B
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
99
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4016f432755ca6e45ad27701c0ece4c0.exe
Verdict:
Malicious activity
Analysis date:
2021-02-04 09:53:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/57b643c2-5403-4114-bb42-81e8a4ebc708

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/115530/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.36295997.22623.26926.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Adding an access-denied ACE
Sending a UDP request
Creating a file
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Deleting a recently created file
DNS request
Connecting to a non-recommended domain
Connection attempt
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/599374
Signature
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
Country aware sample found (crashes after keyboard check)
Delayed program exit found
Detected Remcos RAT
Hides threads from debuggers
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
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 348712 Sample: fEA7njbXag.exe Startdate: 04/02/2021 Architecture: WINDOWS Score: 100 75 everestenterprses21.sytes.net 2->75 85 Malicious sample detected (through community Yara rule) 2->85 87 Multi AV Scanner detection for submitted file 2->87 89 Detected Remcos RAT 2->89 91 4 other signatures 2->91 12 fEA7njbXag.exe 3 2->12         started        15 chrome.exe 2->15         started        17 chrome.exe 4 2->17         started        signatures3 process4 signatures5 93 Contains functionality to steal Chrome passwords or cookies 12->93 95 Contains functionality to capture and log keystrokes 12->95 97 Contains functionality to inject code into remote processes 12->97 101 2 other signatures 12->101 19 fEA7njbXag.exe 4 4 12->19         started        22 WerFault.exe 23 9 12->22         started        24 cmd.exe 1 12->24         started        99 Hides threads from debuggers 15->99 26 cmd.exe 15->26         started        28 chrome.exe 15->28         started        30 cmd.exe 17->30         started        process6 file7 67 C:\Users\user\AppData\Roaming\chrome.exe, PE32 19->67 dropped 69 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 19->69 dropped 32 wscript.exe 1 19->32         started        71 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 22->71 dropped 34 conhost.exe 24->34         started        36 timeout.exe 1 24->36         started        38 conhost.exe 26->38         started        40 timeout.exe 26->40         started        42 conhost.exe 30->42         started        44 timeout.exe 30->44         started        process8 process9 46 cmd.exe 1 32->46         started        process10 48 chrome.exe 3 46->48         started        52 conhost.exe 46->52         started        dnsIp11 73 192.168.2.1 unknown unknown 48->73 79 Multi AV Scanner detection for dropped file 48->79 81 Machine Learning detection for dropped file 48->81 83 Hides threads from debuggers 48->83 54 cmd.exe 48->54         started        56 chrome.exe 48->56         started        59 chrome.exe 48->59         started        61 2 other processes 48->61 signatures12 process13 dnsIp14 63 conhost.exe 54->63         started        65 timeout.exe 54->65         started        77 everestenterprses21.sytes.net 159.242.228.33, 2018 ASN-CELLU-4US Slovakia (SLOVAK Republic) 56->77 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-02-03 16:51:00 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bkxcxlhep7kcgo2cwlxhctk7i2qf7quxbeubghbik46z7pmhmvja._file
Verdict:
unknown
Similar samples:
33b25ae8a09b3249f6f5a9971d563933e88d20dca6f2b761c308783e164de492
RemcosRAT
357ab6a0cf97d36af99606bce098c476c4a24085f4d972038b11b3570486d620
RemcosRAT
6cef436fd5577158e43bd7cc85ea84cdac90044d8e9f93c254ee7ed119fa7aed
RemcosRAT
719bb30fb8ff3d79fd0216bdbc9f9d1b377c1456a20c8d9a26f1a19e283352ba
RemcosRAT
cacfd3f384737f85e02f8c4dfad0689a71b228c8b930995c24da43582f688a64
RemcosRAT
e759db35e2aa047d055ca4d5d089da667aaa39d443a35601784090382f0d1e2a
RemcosRAT
e9b069d8601f3c5af52496366ce5921ad0a5938c1f25e18602355027c26ed631
RemcosRAT
eddb00e96bcae82158333e9c0a0e0e1cf8002af1f6287fe8a99f5e3d619af2fb
RemcosRAT
f5b21be44a7076a4414adf52f6bae43d0dfbcd460bc35921e5ea81549ea16f4a
RemcosRAT
fcd247261215a170a1644a7abd0c4003b21a81fb0dbdf928831351905e31388a
RemcosRAT
+ 6 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence ransomware rat
Link:
https://tria.ge/reports/210204-8ban4rq782/
Behaviour
Delays execution with timeout.exe
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Unpacked files
SH256 hash:
f34a8888cfadd4ef3cd78d6a2188ecf472aa750d6b523e016f503a6331247f56
MD5 hash:
cee641db1bf9621469def53825906f94
SHA1 hash:
e4100edc093eb17a47122ad8d504d1c0c32801c0
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/c918ae44-991f-4bac-ac98-ec106af1c436/
SH256 hash:
ae6d690717739dba7b3f3612d5f56a487c915ff0fe91c22d1ef9070d46bc555f
MD5 hash:
601e8d31021c53a578c14ab6544d0732
SHA1 hash:
56fa3850878a9c986f83264572f9def5acb064c2
Link:
https://www.unpac.me/results/c918ae44-991f-4bac-ac98-ec106af1c436/
SH256 hash:
0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552
MD5 hash:
4016f432755ca6e45ad27701c0ece4c0
SHA1 hash:
3a2aff0a9ce7788fd81f0a364b25ff74c3a45ba5
Link:
https://www.unpac.me/results/c918ae44-991f-4bac-ac98-ec106af1c436/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552

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_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule

File information

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

Web download

RemcosRAT

Executable exe 0aae2bace47fd4233b42b2ee714d5f46a05fc2970928131c28573d9fbd876552

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/988862/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/115530/

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