MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf9e953c433f1108878018fba685844d8cd89171a40b9387386e4dc89c1ca981. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf9e953c433f1108878018fba685844d8cd89171a40b9387386e4dc89c1ca981
SHA3-384 hash: 1faf35dcea89a3626346a20d1ab5d3df505a9256ea4848a98a2692eab358ba822bb5b6a2eb5f37223760316d28e8f72a
SHA1 hash: ee38733562bc1d7c48bf2990af0b87f05baaf7af
MD5 hash: 3deef4da6f48a97fb43cb82434adf495
humanhash: victor-autumn-avocado-lithium
File name:Hjslroi_Signed_rmcs.bin
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'013'928 bytes
First seen:2020-07-20 10:57:51 UTC
Last seen:2020-08-02 07:32:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3a53a72dea4f25a6a6c0f0fbab7e5ef2 (2 x Formbook, 2 x RemcosRAT, 1 x AveMariaRAT)
ssdeep 24576:6gtGHnojb+sr80kwyjUcszLuVU0dEuXXJ+CYGz3iXc8kWSmnaQ:6ggHYYe4UcszLuVU0dEgXJ+CYGzKRS8T
Threatray 1'109 similar samples on MalwareBazaar
TLSH E525AD23AF9D8432C2A2653C9D4BD6FE5431BC553A18C857A7E83C3CDE3A395342A197
Reporter JAMESWT_WT
Tags:RemcosRAT

Code Signing Certificate

Organisation:Microsoft Time-Stamp Service
Issuer:Microsoft Time-Stamp PCA
Algorithm:sha1WithRSAEncryption
Valid from:Sep 7 17:58:56 2016 GMT
Valid to:Sep 7 17:58:56 2018 GMT
Serial number: 33000000CCCBB813EB5D722D450000000000CC
Intelligence: 15 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 0C043752471269029D69B98BD42DFAD2656F1BCFDEC9A291039F4EF69B496C70
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
3
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/28964/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/391383
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248082 Sample: Hjslroi_Signed_rmcs.bin Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 Detected Remcos RAT 2->52 54 9 other signatures 2->54 7 mshta.exe 19 2->7         started        9 Hjslroi_Signed_rmcs.exe 1 3 2->9         started        14 mshta.exe 19 2->14         started        process3 dnsIp4 16 rmrdfck.exe 7->16         started        36 speedfinance-cloud.gleeze.com 185.241.194.58, 49713, 49716, 49718 NETALISFR Russian Federation 9->36 28 C:\Users\user\AppData\Local\...\rmrdfck.exe, PE32 9->28 dropped 56 Writes to foreign memory regions 9->56 58 Allocates memory in foreign processes 9->58 60 Injects a PE file into a foreign processes 9->60 20 ieinstal.exe 2 3 9->20         started        22 rmrdfck.exe 14->22         started        file5 signatures6 process7 dnsIp8 30 speedfinance-cloud.gleeze.com 16->30 38 Multi AV Scanner detection for dropped file 16->38 40 Machine Learning detection for dropped file 16->40 42 Writes to foreign memory regions 16->42 24 ieinstal.exe 16->24         started        32 myfrontmanny.ddns.net 185.165.153.90, 3949, 49714 DAVID_CRAIGGG Netherlands 20->32 34 speedfinance-cloud.gleeze.com 22->34 44 Allocates memory in foreign processes 22->44 46 Injects a PE file into a foreign processes 22->46 26 ieinstal.exe 22->26         started        signatures9 process10
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bf9e953c433f1108878018fba685844d8cd89171a40b9387386e4dc89c1ca981/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 10:59:03 UTC
File Type:
PE (Exe)
Extracted files:
68
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x6pjkpcdh4iqrb4add52nbmejwgnrelruqfzhbzynzg4rha4vgaq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
emotet
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
01de61b8b14bb1231ac14968c89b304afa74376e70ce29c7da92259a8a702b60
RemcosRAT
485c1301f4bc84bc2d274f53222cf7ca5fbd8af8728d1aaa977a6574f577fb87
RemcosRAT
4ea16682c6d48eb737c1857beceadc3d3077921c03fa62d9dad44d551d92729d
RemcosRAT
54c937e5b6fe28e7076e549802765e15ad6191d2ddc427b532ff9347fef2eb39
RemcosRAT
54c9967a2b3467f1a5961630d0bd429400e781de19866a383267c40e0f9acf2f
RemcosRAT
6274c01dd6783517a68267d2c6c2af38143ed35074cfc2372d8bc385a7c5f4e9
RemcosRAT
8043fce8f83dc87396532c20107397ebf5889f802cb588d26bbf0822b39ed27a
RemcosRAT
83eb442b175e4fe5a2fde6e8d72618eee280398f89a81da1f9c118d2c46032d4
RemcosRAT
c0b1ba178d886a9d71fb7ffd5b169bf023021e13c545e3cd8d15461221dd2006
RemcosRAT
eb1230ab4a5408a3d264bb51f1ff311fcf52aa97d52b801738cd5add365e77d2
RemcosRAT
+ 1'099 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence spyware
Link:
https://tria.ge/reports/200720-111zhfvtta/
Behaviour
Script User-Agent
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Script User-Agent
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Adds Run key to start application
Adds Run key to start application
Reads user/profile data of web browsers
Reads user/profile data of web browsers
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf9e953c433f1108878018fba685844d8cd89171a40b9387386e4dc89c1ca981

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:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

RemcosRAT

Executable exe bf9e953c433f1108878018fba685844d8cd89171a40b9387386e4dc89c1ca981

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/415178/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/28964/

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