MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c37898bd40447377bc6c5ca60ed1f2a668991b4a21bf08aaf3faa0fef4a3da2f. 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


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c37898bd40447377bc6c5ca60ed1f2a668991b4a21bf08aaf3faa0fef4a3da2f
SHA3-384 hash: c11c51de68602290cfaf06e96a2fb7b2d88e66541097873dac7760f7340fc0d74a9fc1ec9ef4606b7377e9097b4d998f
SHA1 hash: 9a0c34d7802afa13cf493b7ad2e7b2cb48cd9c58
MD5 hash: e077c6d9bb0977106e35498e55e279ac
humanhash: north-october-nineteen-william
File name:SecuriteInfo.com.W32.AIDetect.malware2.15328.12845
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:835'072 bytes
First seen:2022-06-06 16:34:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4d00ea591fbd8aea2327581d513e9ec9 (4 x RemcosRAT)
ssdeep 12288:mmS5A8V2lukXgzTvEKYKftiOQnFkjsY9IsnSCJkyKfxxCKraoVF:9IH2luDEKY3OQnFSznSmFK+doVF
Threatray 9'006 similar samples on MalwareBazaar
TLSH T1ED057D2EA68053F3D3B60635DC0BB66D6526B9E09924785E3AEF1E1C4E3411C3D2BDD2
TrID 26.5% (.EXE) Win32 Executable Delphi generic (14182/79/4)
24.5% (.SCR) Windows screen saver (13101/52/3)
19.7% (.EXE) Win64 Executable (generic) (10523/12/4)
8.4% (.EXE) Win32 Executable (generic) (4505/5/1)
5.6% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
File icon (PE):PE icon
dhash icon 74f08889868e88b4 (13 x RemcosRAT, 4 x AveMariaRAT, 2 x ModiLoader)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
331
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.AIDetect.malware2.15328.12845
Verdict:
Malicious activity
Analysis date:
2022-06-06 16:49:27 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/55738087-8ecd-4095-8452-f540f47e0a63

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/277095/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.15328.12845.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching the process to interact with network services
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe keylogger replace.exe
Link:
https://www.filescan.io/uploads/629e2d028e867832d9df02ea/reports/2b37e2cf-ce6d-40d0-b3e0-d425ca2d4df6/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/1b4d6894-a318-41dc-9493-cb34cbc51cf7
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1007541
Signature
Allocates memory in foreign processes
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
Creates a thread in another existing process (thread injection)
Delayed program exit found
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
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 640034 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 06/06/2022 Architecture: WINDOWS Score: 100 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Antivirus detection for URL or domain 2->57 59 3 other signatures 2->59 8 SecuriteInfo.com.W32.AIDetect.malware2.15328.exe 1 21 2->8         started        13 Doqkvnmutk.exe 15 2->13         started        15 Doqkvnmutk.exe 15 2->15         started        process3 dnsIp4 39 l-0003.l-dc-msedge.net 13.107.43.12, 443, 49735, 49743 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 8->39 41 zpnjiw.dm.files.1drv.com 8->41 47 2 other IPs or domains 8->47 33 C:\Users\Public\Libraries\Doqkvnmutk.exe, PE32 8->33 dropped 35 C:\Users\...\Doqkvnmutk.exe:Zone.Identifier, ASCII 8->35 dropped 69 Writes to foreign memory regions 8->69 71 Allocates memory in foreign processes 8->71 73 Creates a thread in another existing process (thread injection) 8->73 17 logagent.exe 2 2 8->17         started        21 cmd.exe 1 8->21         started        43 l-0004.l-dc-msedge.net 13.107.43.13, 443, 49758, 49762 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 13->43 45 zpnjiw.dm.files.1drv.com 13->45 49 2 other IPs or domains 13->49 75 Multi AV Scanner detection for dropped file 13->75 77 Injects a PE file into a foreign processes 13->77 23 logagent.exe 13->23         started        51 3 other IPs or domains 15->51 25 logagent.exe 15->25         started        file5 signatures6 process7 dnsIp8 37 stopeet.camdvr.org 45.133.174.192, 2404, 49755 ASBLANKPROXIESGB United Kingdom 17->37 61 Contains functionality to steal Chrome passwords or cookies 17->61 63 Contains functionality to inject code into remote processes 17->63 65 Contains functionality to steal Firefox passwords or cookies 17->65 67 Delayed program exit found 17->67 27 cmd.exe 1 21->27         started        29 conhost.exe 21->29         started        signatures9 process10 process11 31 conhost.exe 27->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c37898bd40447377bc6c5ca60ed1f2a668991b4a21bf08aaf3faa0fef4a3da2f/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2022-06-06 14:56:58 UTC
File Type:
PE (Exe)
Extracted files:
41
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yn4jrpkairzxppdmlsta5upsuzujsg2keg7qrkxt7kqp55fd3ixq._file
Verdict:
malicious
Similar samples:
1469e7e8893827f956180775b581b110e8dc11995df78238a8280e61a7beb19b
RemcosRAT
34bca356c816bb71cc7c496f8238af91033119e324be0a82067aa3b20a9bad4a
RemcosRAT
3880fb052955a0a189467378cdfa76b830a23417a89265eb347918a99ca3ca65
RemcosRAT
5846f8d9e5caeb811b302cf2742e0747b436d891d4803d8ea9f98e6e8125a94a
RemcosRAT
7c46360bc0f882b7d7a6603ce5f141914e645b4afb7f4951cc3e29d76908c518
RemcosRAT
a45abe3d312cbd49eb1af3b5dc7f2447ad3de342dffd31fee15fd32a889881c1
RemcosRAT
b165bdbad9821670da9ee9293016ff57e07266cf5695e69688934e00b565a4cf
RemcosRAT
+ 8'996 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:remotehost persistence rat trojan
Link:
https://tria.ge/reports/220606-t3ng6aeagm/
Behaviour
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Adds Run key to start application
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
stopeet.camdvr.org:2404
amalar.camdvr.org:2404
prosir.casacam.net:2404
Unpacked files
SH256 hash:
0b4b7d7628499c9d0c62562dc64f22baf5390cd32f71e0317c259511ae85b5b6
MD5 hash:
d6e8fb9c9383709a7475144fbc74cb44
SHA1 hash:
3dc32f98eb13d725511b64924730132883ad3591
Link:
https://www.unpac.me/results/f3dbbf5f-eff8-4997-8a57-5e2fbc4a2908/
SH256 hash:
c37898bd40447377bc6c5ca60ed1f2a668991b4a21bf08aaf3faa0fef4a3da2f
MD5 hash:
e077c6d9bb0977106e35498e55e279ac
SHA1 hash:
9a0c34d7802afa13cf493b7ad2e7b2cb48cd9c58
Link:
https://www.unpac.me/results/f3dbbf5f-eff8-4997-8a57-5e2fbc4a2908/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c37898bd4044/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c37898bd40447377bc6c5ca60ed1f2a668991b4a21bf08aaf3faa0fef4a3da2f

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
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
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:Detects win.remcos.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/277095/

Comments