MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b889f9fb95dff591716616b664026b3d4756b177193eec7f8e42fc8dd3cb3194. 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: 7


Intelligence 7 IOCs YARA 7 File information Comments

SHA256 hash: b889f9fb95dff591716616b664026b3d4756b177193eec7f8e42fc8dd3cb3194
SHA3-384 hash: d0bdf2afb4f933617268cfa754009de65d6344ace75462f445ce065f7bcd47857f83f3c4096f22ce1e82ebe80c3f84eb
SHA1 hash: fd277264886b317bc1cf523c1d048a12054dd045
MD5 hash: 826d4e338b6ef6d804f4e39caf4bac7f
humanhash: butter-may-india-ack
File name:2c4cde154a2ac89a89bbe45edb889ec7
Download: download sample
Signature DarkComet
File size:475'648 bytes
First seen:2020-11-17 12:29:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a38ad86d74cafc45094a5085e33419e4 (110 x DarkComet, 1 x njrat)
ssdeep 6144:NicNYk1yuwEDBum3qYWnl0pd0EX3Zq2b6wfIDYm0P2kGXZgmKiFbXnd7oYyTpfzX:scWkbgTYWnYnt/IDYhPFGXdHZX0pT
Threatray 88 similar samples on MalwareBazaar
TLSH A2A4E0F13ABD9783F9BDE7BD8F32D1B3413045DEBB210914F2546E1DA22E29A48D9205
Reporter seifreed
Tags:DarkComet

Intelligence


File Origin
# of uploads :
1
# of downloads :
815
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file
Enabling the 'hidden' option for recently created files
Launching cmd.exe command interpreter
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Setting a keyboard event handler
DNS request
Connection attempt
Enabling the 'hidden' option for analyzed file
Searching for the window
Searching for the Windows task manager window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Blocking a possibility to launch for the Windows registry editor (regedit.exe)
Firewall traversal
Blocking the User Account Control
Blocking the Windows Security Center notifications
Blocking the Windows Security Center launch
Enabling autorun
Unauthorized injection to a system process
Threat name:
Win32.Backdoor.DarkComet
Status:
Malicious
First seen:
2020-11-17 12:32:27 UTC
AV detection:
42 of 48 (87.50%)
Threat level:
  5/5
Result
Malware family:
darkcomet
Score:
  10/10
Tags:
family:darkcomet evasion persistence rat trojan upx
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Modifies registry class
Modifies service
Adds Run key to start application
Loads dropped DLL
Windows security modification
Checks computer location settings
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Executes dropped EXE
Sets file to hidden
UPX packed file
Darkcomet
Modifies WinLogon for persistence
Modifies firewall policy service
Modifies security service
Windows security bypass
Unpacked files
SH256 hash:
b889f9fb95dff591716616b664026b3d4756b177193eec7f8e42fc8dd3cb3194
MD5 hash:
826d4e338b6ef6d804f4e39caf4bac7f
SHA1 hash:
fd277264886b317bc1cf523c1d048a12054dd045
SH256 hash:
6c67bf6e714be08e91c6efa91cc6b5712c1cececadfbb204361f0717ce7fc801
MD5 hash:
5fbadc475a6c505325415177b18c5423
SHA1 hash:
221ae89116478c35ca63c56c62527cebddbd447d
Detections:
win_darkcomet_g0 win_darkcomet_auto
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:Intezer_Vaccine_DarkComet
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
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Author:James_inthe_box
Description:Contains Keylog
Rule name:Malware_QA_update
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
Rule name:RAT_DarkComet
Author:Kevin Breen <kevin@techanarchy.net>
Description:Detects DarkComet RAT
Reference:http://malwareconfig.com/stats/DarkComet
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:win_darkcomet_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.

  
Delivery method
Other

Comments