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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71875f2e3b38b3682804e0755fa3ff81c4646a0ed6b41fd2e4bdc3f71dba698c. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 71875f2e3b38b3682804e0755fa3ff81c4646a0ed6b41fd2e4bdc3f71dba698c
SHA3-384 hash: ee707185d576d1d4563d45dac643a2f26ed9d2f0ca1aeb2755e41ed288f586d6b01c33b70d8b6e31e1414a9cb5fd38e0
SHA1 hash: 008815df5dfd036c547ee5f6b5b6786065f4df73
MD5 hash: 363fa80c51ad4def10d817ab7d7d78b2
humanhash: hotel-eight-johnny-dakota
File name:192.210.240.101_PastDue_Statements.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:2'608 bytes
First seen:2022-08-30 08:55:56 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 48:mluY9PL1sbzDGIZ4hoPlpyqjVAQm/H4UosY2cFft7ouM0qIe/Iz2MK:NYBL1sbXZpPlcSVAOjs/cv8uM0qIsIzU
TLSH T1D251FCCE20036860791308A1DE4B642E68616352A5FD4841771ADAE02EB9CA8F7D7CBE
Reporter c_APT_ure
Tags:remcos RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/302452/
Detection(s):
SecuriteInfo.com.VBS.Agent.ANG.genEldorado.12357.28160.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/630dd0e3e87b88e71be50726/reports/4268b787-f0bb-4288-b50b-72e839cb726e/overview
Result
Threat name:
PrivateLoader, Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1060362
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
DLL side loading technique detected
Drops PE files to the startup folder
Drops VBS files to the startup folder
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 domain / URL
Powershell drops PE file
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 PrivateLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 692879 Sample: 192.210.240.101_PastDue_Sta... Startdate: 30/08/2022 Architecture: WINDOWS Score: 100 59 Multi AV Scanner detection for domain / URL 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Antivirus detection for URL or domain 2->63 65 3 other signatures 2->65 7 wscript.exe 1 2->7         started        10 wscript.exe 1 2->10         started        12 iexplore.exe 1 72 2->12         started        14 iexplore.exe 1 53 2->14         started        process3 signatures4 67 VBScript performs obfuscated calls to suspicious functions 7->67 69 Wscript starts Powershell (via cmd or directly) 7->69 71 Very long command line found 7->71 16 powershell.exe 14 22 7->16         started        20 powershell.exe 12 7->20         started        22 powershell.exe 10->22         started        24 iexplore.exe 1 32 12->24         started        27 iexplore.exe 26 14->27         started        process5 dnsIp6 39 C:\Users\user\AppData\...\AgileDotNetRT64.dll, PE32+ 16->39 dropped 47 Writes to foreign memory regions 16->47 49 DLL side loading technique detected 16->49 51 Injects a PE file into a foreign processes 16->51 53 Powershell drops PE file 16->53 29 RegAsm.exe 16->29         started        33 conhost.exe 16->33         started        55 Drops VBS files to the startup folder 20->55 57 Drops PE files to the startup folder 20->57 35 conhost.exe 20->35         started        37 conhost.exe 22->37         started        41 192.210.240.101, 49704, 49705, 49709 AS-COLOCROSSINGUS United States 24->41 file7 signatures8 process9 dnsIp10 43 saptransmissions.dvrlists.com 103.231.91.59, 49755, 55026 INTERGRID-AS-APIntergridGroupPtyLtdAU Australia 29->43 45 geoplugin.net 178.237.33.50, 49756, 80 ATOM86-ASATOM86NL Netherlands 29->45 73 Installs a global keyboard hook 29->73 signatures11
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/71875f2e3b38b3682804e0755fa3ff81c4646a0ed6b41fd2e4bdc3f71dba698c/
Threat name:
Script-WScript.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2022-08-30 08:56:07 UTC
File Type:
Text (VBS)
AV detection:
9 of 26 (34.62%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ogdv6lr3hczwqkae4b2v7i77qhcgi2qo222b7uxexxb7ohn2ngga._file
Verdict:
unknown
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:augb22 rat
Link:
https://tria.ge/reports/220830-kv1m3sfha6/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Blocklisted process makes network request
Remcos
Malware Config
C2 Extraction:
saptransmissions.dvrlists.com:55026
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/71875f2e3b38b3682804e0755fa3ff81c4646a0ed6b41fd2e4bdc3f71dba698c

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
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
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.

Malspam

RemcosRAT

Visual Basic Script (vbs) vbs 71875f2e3b38b3682804e0755fa3ff81c4646a0ed6b41fd2e4bdc3f71dba698c

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
URLhaus
https://urlhaus.abuse.ch/url/2284735/
Cape
Cape
https://www.capesandbox.com/analysis/302452/

Comments