MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4096056536154e1fa5a10e3495cd3ddadf7c01022b7b65b0c35a67b2eac2bc6b. 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 2 File information Comments

SHA256 hash: 4096056536154e1fa5a10e3495cd3ddadf7c01022b7b65b0c35a67b2eac2bc6b
SHA3-384 hash: 51af99b98d51f3d9b13fafcd51224a884ce6dc95030f5342b125ebf77cedd76978c12ba06f527caaf7a310b39fe7b546
SHA1 hash: d75f9ec2d4fa06b289ecd2741c6bff27974b3566
MD5 hash: 1cb0921524b39fdcbe3e78e825abe9a4
humanhash: shade-maine-charlie-princess
File name:1cb0921524b39fdcbe3e78e825abe9a4.exe
Download: download sample
Signature RemcosRAT
File size:661'504 bytes
First seen:2020-07-16 18:32:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 43309ea2a58cc907a1eac62d43593a97 (2 x AgentTesla, 2 x RemcosRAT, 2 x AZORult)
ssdeep 12288:/SuKv+hOQIDG34kh/W18XFEFvhTcZ3RoKkmcgNJYhNUmV:6HhnbaFXFENKZ3RTNJYhNUo
Threatray 796 similar samples on MalwareBazaar
TLSH D7E49F62F2B04433D163163D5D1B5BBC683AFE1039795A462BF72D0CAF39681396B293
Reporter abuse_ch
Tags:exe nVpn RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
185.140.53.209:1990

Hosted on nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@privacyfirst.sh'

inetnum: 185.140.53.0 - 185.140.53.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-NL4-BE
country: EU
descr: Amsterdam, Netherlands
descr: Brussels, Belgium
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-07-14T13:31:17Z
source: RIPE

Intelligence


File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Deleting a recently created file
Running batch commands
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
Sending a TCP request to an infection source
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to capture and log keystrokes
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject code into remote processes
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Keylogger Generic
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 246536 Sample: KLgjU3HSCP.exe Startdate: 18/07/2020 Architecture: WINDOWS Score: 100 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Detected Remcos RAT 2->46 48 4 other signatures 2->48 10 KLgjU3HSCP.exe 2->10         started        13 chrome.exe 2->13         started        15 chrome.exe 2->15         started        process3 signatures4 50 Detected unpacking (changes PE section rights) 10->50 52 Detected unpacking (overwrites its own PE header) 10->52 54 Contains functionality to steal Chrome passwords or cookies 10->54 58 4 other signatures 10->58 17 KLgjU3HSCP.exe 4 4 10->17         started        56 Maps a DLL or memory area into another process 13->56 20 chrome.exe 13->20         started        22 chrome.exe 15->22         started        process5 file6 36 C:\Users\user\AppData\Roaming\chrome.exe, PE32 17->36 dropped 38 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 17->38 dropped 24 wscript.exe 1 17->24         started        process7 process8 26 cmd.exe 1 24->26         started        process9 28 chrome.exe 26->28         started        31 conhost.exe 26->31         started        signatures10 60 Multi AV Scanner detection for dropped file 28->60 62 Detected unpacking (changes PE section rights) 28->62 64 Detected unpacking (overwrites its own PE header) 28->64 66 7 other signatures 28->66 33 chrome.exe 2 1 28->33         started        process11 dnsIp12 40 185.140.53.209, 1990, 49717, 49718 DAVID_CRAIGGG Sweden 33->40
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2020-07-16 18:28:00 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
rat family:remcos persistence
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
185.140.53.209:1990
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:win_remcos_auto
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 4096056536154e1fa5a10e3495cd3ddadf7c01022b7b65b0c35a67b2eac2bc6b

(this sample)

  
Delivery method
Distributed via web download

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