MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9d723e0a80c89b6da6e4c9aa6028ee70cce510dc0fb2fac794b155a56c6f6339. 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 12 File information Comments

SHA256 hash: 9d723e0a80c89b6da6e4c9aa6028ee70cce510dc0fb2fac794b155a56c6f6339
SHA3-384 hash: fc33cae7d68a58b21b0d09aad931e3aaf4a32eb8730b22ec3a20a69de1dc40fbd249913609b800b19d82e72ee30c1dc6
SHA1 hash: 9712c0993fb96f0316879313afd021e138e4fcf0
MD5 hash: 7a9101362181ebdc808744d3c23f2ec3
humanhash: ink-winter-ink-mirror
File name:Report-Slip.vbs
Download: download sample
Signature RemcosRAT
File size:1'627 bytes
First seen:2021-06-29 06:50:05 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 24:APuQJk8szpwqJWW/5trEr2keh3kU5gkG2AhqPAtThAgdvs6D9:l1yw15twyZh3kU5gkGZttAgd00
Threatray 283 similar samples on MalwareBazaar
TLSH 44318734541DBE8A793AB3F207904CF62EEE4C7F29A931502682C9363A761D8179C46F
Reporter abuse_ch
Tags:RAT RemcosRAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
UNKNOWN
Result
Threat name:
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Signature
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 an undocumented autostart registry key
Delayed program exit found
Detected Remcos RAT
Found malware configuration
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
Obfuscated command line found
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Tries to steal Mail credentials (via file registry)
VBScript performs obfuscated calls to suspicious functions
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected MSILLoadEncryptedAssembly
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 441589 Sample: Report-Slip.vbs Startdate: 29/06/2021 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 4 other signatures 2->42 8 wscript.exe 1 2->8         started        process3 signatures4 48 VBScript performs obfuscated calls to suspicious functions 8->48 50 Wscript starts Powershell (via cmd or directly) 8->50 52 Obfuscated command line found 8->52 11 powershell.exe 14 23 8->11         started        process5 dnsIp6 32 ia601500.us.archive.org 207.241.227.110, 443, 49704 INTERNET-ARCHIVEUS United States 11->32 34 ia601502.us.archive.org 207.241.227.112, 443, 49717 INTERNET-ARCHIVEUS United States 11->34 54 Creates an undocumented autostart registry key 11->54 56 Writes to foreign memory regions 11->56 58 Injects a PE file into a foreign processes 11->58 15 aspnet_compiler.exe 11->15         started        18 aspnet_compiler.exe 2 2 11->18         started        21 conhost.exe 11->21         started        signatures7 process8 dnsIp9 60 Tries to steal Mail credentials (via file registry) 15->60 62 Contains functionality to steal Chrome passwords or cookies 15->62 64 Contains functionality to inject code into remote processes 15->64 70 2 other signatures 15->70 30 185.19.85.168, 49724, 49737, 8888 DATAWIRE-ASCH Switzerland 18->30 66 Installs a global keyboard hook 18->66 68 Injects a PE file into a foreign processes 18->68 23 aspnet_compiler.exe 1 18->23         started        26 aspnet_compiler.exe 18->26         started        28 aspnet_compiler.exe 18->28         started        signatures10 process11 signatures12 44 Tries to steal Instant Messenger accounts or passwords 23->44 46 Tries to steal Mail credentials (via file access) 23->46
Threat name:
Script-WScript.Downloader.SLoad
Status:
Malicious
First seen:
2021-06-29 05:05:35 UTC
AV detection:
4 of 46 (8.70%)
Threat level:
  3/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Blocklisted process makes network request
Remcos
Malware Config
C2 Extraction:
185.19.85.168:8888
Dropper Extraction:
https://ia601500.us.archive.org/23/items/all-lvaci/ALL_lvaci.txt
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:abuse.ch
Rule name:Chrome_stealer_bin_mem
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Email_stealer_bin_mem
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_EXE_Packed_MPress
Author:ditekSHen
Description:Detects executables built or packed with MPress PE compressor
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Keylog_bin_mem
Author:James_inthe_box
Description:Contains Keylog
Rule name:remcos_rat
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Rule name:suspicious_packer_section
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:with_sqlite
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

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 9d723e0a80c89b6da6e4c9aa6028ee70cce510dc0fb2fac794b155a56c6f6339

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments