MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935. 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


DarkComet


Vendor detections: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935
SHA3-384 hash: ea877cfa5a7e8fe973c8519782deafc395cc85a3a1cf698236169544742d833006c160a53576c6f0bf2a9d59adea324f
SHA1 hash: 54996c1d4aeaf76855b7b73a323b74c191573863
MD5 hash: ec692bde91ad1c6e182843bc0a5c7e81
humanhash: four-hydrogen-echo-nine
File name:FOTOVERANO15.scr
Download: download sample
Signature DarkComet
Create hunting rule
File size:894'976 bytes
First seen:2021-05-25 09:37:39 UTC
Last seen:2023-05-13 22:53:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e5b4359a3773764a372173074ae9b6bd (60 x DarkComet, 2 x njrat, 1 x NanoCore)
ssdeep 24576:aZ1xuVVjfFoynPaVBUR8f+kN10EBa10svzX:qQDgok30gW
Threatray 107 similar samples on MalwareBazaar
TLSH 06159E31F180C933D8721A78DC5B92F5542A7E20AD38794B3AE93F4CAE392C679552C7
Reporter doerp411
Tags:DarkComet


Avatar
doerp411
DarkComet RAT
Screensaver .src

Intelligence

File Origin
# of uploads :
3
# of downloads :
938
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FOTOVERANO15.scr
Verdict:
Malicious activity
Analysis date:
2021-05-24 19:52:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/54fba54e-099b-45f4-b428-46e454f20383

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DarkComet
Create hunting rule
Link:
https://www.capesandbox.com/analysis/161828/
Detection(s):
Win.Trojan.DarkKomet-1
Create hunting rule

PUA.Win.Packer.Exe-6
Create hunting rule

Win.Trojan.Darkkomet-6745084-0
Create hunting rule

Win.Trojan.Vobfus-6875610-0
Create hunting rule

Win.Trojan.Darkkomet-7113180-0
Create hunting rule

Win.Trojan.Barys-9799359-0
Create hunting rule

Win.Dropper.Zeus-9820070-0
Create hunting rule

Win.Dropper.Darkkomet-9857869-0
Create hunting rule

Win.Trojan.Darkkomet-9857871-0
Create hunting rule

Win.Malware.Darkkomet-9857872-0
Create hunting rule

PUA.Win.Packer.PrivateEXEProtector4-6192998-2
Create hunting rule

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

Win.Trojan.Fynloski-40
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Creating a process from a recently created file
DNS request
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Firewall traversal
Blocking the User Account Control
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun
Unauthorized injection to a system process
Deleting of the original file
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Darkcomet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/791379
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to log keystrokes
Contains functionalty to change the wallpaper
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Deletes itself after installation
Detected Darkcomet RAT
Disables UAC (registry)
Disables windows user account control
Drops PE files to the document folder of the user
Found malware configuration
Injects a PE file into a foreign processes
Injects files into Windows application
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected DarkComet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 423786 Sample: FOTOVERANO15.scr Startdate: 25/05/2021 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 3 other signatures 2->37 7 FOTOVERANO15.exe 1 5 2->7         started        11 msdcsc.exe 2->11         started        13 msdcsc.exe 2->13         started        process3 file4 27 C:\Users\user\Documents\MSDCSC\msdcsc.exe, PE32 7->27 dropped 29 C:\Users\user\...\msdcsc.exe:Zone.Identifier, ASCII 7->29 dropped 39 Detected Darkcomet RAT 7->39 41 Contains functionality to log keystrokes 7->41 43 Drops PE files to the document folder of the user 7->43 51 6 other signatures 7->51 15 msdcsc.exe 1 7->15         started        18 notepad.exe 7->18         started        45 Writes to foreign memory regions 11->45 47 Allocates memory in foreign processes 11->47 49 Injects a PE file into a foreign processes 11->49 20 iexplore.exe 11->20         started        22 iexplore.exe 13->22         started        signatures5 process6 signatures7 55 Antivirus detection for dropped file 15->55 57 Multi AV Scanner detection for dropped file 15->57 59 Detected Darkcomet RAT 15->59 65 9 other signatures 15->65 24 iexplore.exe 15->24         started        61 Deletes itself after installation 18->61 63 Injects files into Windows application 22->63 process8 signatures9 53 Injects files into Windows application 24->53
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935/
Threat name:
Win32.Backdoor.Fynloski
Create hunting rule
Status:
Malicious
First seen:
2017-12-03 17:06:40 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
31 of 31 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3ym5r2rjch7x4m3yenlw4ikbkgwuijranw4ot2uyqb3y6jms7e2q._file
Verdict:
malicious
Similar samples:
1fccab885b5fbfef621f85299c5c698965a415f96e1966ef278d9268cb5d921a
DarkComet
2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde
DarkComet
4ddb173a67ca5a5ccce340d40afcbfae4bc7d929ab41c07a6972269c6c71348b
DarkComet
68625836043a2593ccabcca5e3d49a0331d64657ed28bec54ecf37246c25ab4c
DarkComet
6f08293219654fea6c04ef20b911c4b3d28029ae32b9bcfaa7278df56a059ede
DarkComet
967db64d16674b438203bc9303f8e7ad4f424ada45eb28330dd61295ee86786d
DarkComet
97eee5ecf6cc23c32ec2eadf116cc10976696962e7f2cd6c124b3761b4409521
DarkComet
9d8f404a77df431743b649f88642c7dd724c136eec43c94a55cfbb0f41d645c8
DarkComet
b54347c754b7095d0a38c7180eaa71e50c4431b7c721f7791483babb2610d17b
DarkComet
e3d039ff4df80a16aec37b13d85f4e75703de36b19694e3a70bae79b2eb46cc5
DarkComet
+ 97 additional samples on MalwareBazaar
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet evasion persistence rat trojan
Link:
https://tria.ge/reports/210525-g61b94mrse/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Executes dropped EXE
Darkcomet
Modifies WinLogon for persistence
Modifies firewall policy service
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DarkComet
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935

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:Intezer_Vaccine_DarkComet
Create hunting rule
Author:Intezer Labs
Description:Automatic YARA vaccination rule created based on the file's genes
Reference:https://analyze.intezer.com
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Malware_QA_update
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
Rule name:RAT_DarkComet
Create hunting rule
Author:Kevin Breen <kevin@techanarchy.net>
Description:Detects DarkComet RAT
Reference:http://malwareconfig.com/stats/DarkComet
Rule name:win_darkcomet_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.

Cape
Cape
https://www.capesandbox.com/analysis/161828/

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