MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19d950b878e737ae460d86a723a31b651d9130001b9f1b24b178affa9ceff606. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
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SHA256 hash: 19d950b878e737ae460d86a723a31b651d9130001b9f1b24b178affa9ceff606
SHA3-384 hash: 4a730c44eed6e576af8be468c803917f9ac1ca65f37a850e41f534b34cef846c5371fb8ac8c222f1c8ee734eab4c26fa
SHA1 hash: f41b66f27c794ad1bfcf0a1284ff0c92ad9d5a07
MD5 hash: 04158a549e08bbe11e46367772c03965
humanhash: cup-mountain-april-carbon
File name:PO.20230620.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:692'654 bytes
First seen:2023-06-20 06:21:58 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:9gYcpl+og0S7BOwbkwEEqEs2sAQcAAAAAlAAaAAXAAAAA2AAAAARZqem:NbkDLAQvZqZ
Threatray 2'110 similar samples on MalwareBazaar
TLSH T121E47D829FDF60E8F1A32A474BDD16E98F576826353BE05D64481B0753ABC931882F73
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter abuse_ch
Tags:RAT RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/400808/
Detection(s):
SecuriteInfo.com.VB.Trojan.Valyria.8282.24735.21900.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6491458d3067ea15b6568162/reports/92a0d424-6ef9-4f0d-bbf0-3396e13bfa4d/overview
Verdict:
Malicious
Labled as:
Valyria
Link:
https://www.hybrid-analysis.com/sample/19d950b878e737ae460d86a723a31b651d9130001b9f1b24b178affa9ceff606
Result
Verdict:
MALICIOUS
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1257919
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to modify clipboard data
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suspicious powershell command line found
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
VBScript performs obfuscated calls to suspicious functions
Very long command line found
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Generic Downloader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 890937 Sample: PO.20230620.vbs Startdate: 20/06/2023 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 5 other signatures 2->52 7 wscript.exe 1 2->7         started        process3 signatures4 54 VBScript performs obfuscated calls to suspicious functions 7->54 56 Suspicious powershell command line found 7->56 58 Wscript starts Powershell (via cmd or directly) 7->58 60 Very long command line found 7->60 10 powershell.exe 14 7 7->10         started        14 cmd.exe 1 7->14         started        process5 dnsIp6 34 192.168.2.1 unknown unknown 10->34 62 Writes to foreign memory regions 10->62 64 Injects a PE file into a foreign processes 10->64 16 RegAsm.exe 3 14 10->16         started        20 conhost.exe 10->20         started        66 Wscript starts Powershell (via cmd or directly) 14->66 68 Uses ping.exe to sleep 14->68 70 Uses ping.exe to check the status of other devices and networks 14->70 22 powershell.exe 7 14->22         started        24 PING.EXE 1 14->24         started        26 conhost.exe 14->26         started        signatures7 process8 dnsIp9 28 onyedika23456.hopto.org 193.42.32.56, 3091, 49695 EENET-ASEE Germany 16->28 30 geoplugin.net 178.237.33.50, 49696, 80 ATOM86-ASATOM86NL Netherlands 16->30 36 Contains functionality to bypass UAC (CMSTPLUA) 16->36 38 Contains functionality to steal Chrome passwords or cookies 16->38 40 Contains functionality to modify clipboard data 16->40 44 3 other signatures 16->44 42 Found suspicious powershell code related to unpacking or dynamic code loading 22->42 32 127.0.0.1 unknown unknown 24->32 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/19d950b878e737ae460d86a723a31b651d9130001b9f1b24b178affa9ceff606/
Threat name:
Script-WScript.Trojan.Minerva
Create hunting rule
Status:
Malicious
First seen:
2023-06-20 04:26:37 UTC
File Type:
Text (VBS)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dhmvbody44324rqnq2tshiy3muozcmaadoprwjfrpcx7vhhp6yda._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
38106a2209026f52e0be443c19aa6f520ced381b00ce20ab78d547475cc24872
RemcosRAT
55b379ec8cd752f104605bdbd88048c1c3b49c328b393ba496494a118ef5ae16
RemcosRAT
67c7c5ec03b9334d1a132f2b0fd7ddc99515ccdb2372aa3b16463ea34d09f060
RemcosRAT
8a6bb1e79db9f0a2123d338504be78857498072724a24cdd885c35ceeb226b57
RemcosRAT
b41e4528449d3fa1730eca98df0dc9fd9e3683ccfaedf1d72ee2af2899f18db8
RemcosRAT
ca19795538ded5ca26ae167d5417cc200d51ff7738e36695fbb05b305dbc15b6
RemcosRAT
e5ecc9b504121707ebc8782b5a81546ee41e7141d5554271030111c51cc2501f
RemcosRAT
e970fdbbcd35127388ad909820df33fbe5d0a7bd4b52ccde011c5782edfe03fc
RemcosRAT
+ 2'100 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:maly-workhard-host rat
Link:
https://tria.ge/reports/230620-g4w5gabe4y/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Remcos
Malware Config
C2 Extraction:
onyedika23456.hopto.org:3091
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/19d950b878e7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/19d950b878e737ae460d86a723a31b651d9130001b9f1b24b178affa9ceff606

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:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
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/400808/

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