MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6126b4c9b26746be05b442c1041ad936a407bdbffd9913c75249c59c2dafe0b. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6126b4c9b26746be05b442c1041ad936a407bdbffd9913c75249c59c2dafe0b
SHA3-384 hash: 2b517ee08de80b6545584a6a0c847b57fd0f36945afd7444fdb967171d8299f723d900605120e2757f0d05de24d46703
SHA1 hash: 47732d116461089454c79177445ecdd2d8934130
MD5 hash: 91d5ad45c1178e48931276d367bf2f01
humanhash: failed-romeo-alabama-lima
File name:Ultima_MultiHax.exe
Download: download sample
Signature DarkComet
Create hunting rule
File size:674'304 bytes
First seen:2022-07-03 12:48:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e5b4359a3773764a372173074ae9b6bd (60 x DarkComet, 2 x njrat, 1 x NanoCore)
ssdeep 12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hJ:+Z1xuVVjfFoynPaVBUR8f+kN10EB7
TLSH T10DE48E31F1808837D97219789C5F92E6982A7E202E39754B3AE62F4C5F3D6C239193D7
TrID 20.2% (.EXE) Win32 Executable Delphi generic (14182/79/4)
18.7% (.SCR) Windows screen saver (13101/52/3)
15.0% (.EXE) Win64 Executable (generic) (10523/12/4)
14.2% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
9.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter amogos123512
Tags:DarkComet exe keylogger malware pop-up RAT troll


Avatar
amogos123512
hack

Intelligence

File Origin
# of uploads :
1
# of downloads :
545
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.DarkKomet-1
Create hunting rule

PUA.Win.Packer.Exe-6
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

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

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

Win.Trojan.Fynloski-40
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Launching cmd.exe command interpreter
Creating a process with a hidden window
Launching a process
Searching for the window
DNS request
Searching for the Windows task manager window
Sending a custom TCP request
Enabling the 'hidden' option for analyzed file
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
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/23558/overview
Behaviour
MalwareBazaar
CheckScreenResolution
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe darkcomet darkkomet explorer.exe greyware keylogger rat
Link:
https://www.filescan.io/uploads/62c19040783441cda1ff3885/reports/8e259937-ee66-479b-a458-ad8bb02a7812/overview
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.
Malware family:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/94df293d-1b2a-4599-b03e-8f0c367a37a7
Result
Threat name:
Darkcomet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1023671
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Changes security center settings (notifications, updates, antivirus, firewall)
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
Detected Darkcomet RAT
Disables the Windows registry editor (regedit)
Disables UAC (registry)
Disables windows user account control
Found evasive API chain (may stop execution after checking mutex)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Uses cmd line tools excessively to alter registry or file data
Writes to foreign memory regions
Yara detected DarkComet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 656166 Sample: Ultima_MultiHax.exe Startdate: 03/07/2022 Architecture: WINDOWS Score: 100 25 Malicious sample detected (through community Yara rule) 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Yara detected DarkComet 2->29 31 Machine Learning detection for sample 2->31 7 Ultima_MultiHax.exe 5 1 2->7         started        process3 signatures4 33 Detected Darkcomet RAT 7->33 35 Found evasive API chain (may stop execution after checking mutex) 7->35 37 Contains functionalty to change the wallpaper 7->37 39 10 other signatures 7->39 10 cmd.exe 1 7->10         started        13 cmd.exe 1 7->13         started        15 iexplore.exe 7->15         started        process5 signatures6 41 Uses cmd line tools excessively to alter registry or file data 10->41 17 conhost.exe 10->17         started        19 attrib.exe 1 10->19         started        21 conhost.exe 13->21         started        23 attrib.exe 1 13->23         started        process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6126b4c9b26746be05b442c1041ad936a407bdbffd9913c75249c59c2dafe0b/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2022-07-03 12:49:07 UTC
File Type:
PE (Exe)
Extracted files:
15
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2yjgwte3ez2gxyc3iqwbaqnnsnvea66377mzcpdvesoftqw27yfq._file
Verdict:
malicious
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet botnet:guest16 evasion rat trojan
Link:
https://tria.ge/reports/220703-p2bprafcgm/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Views/modifies file attributes
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Windows security modification
Disables RegEdit via registry modification
Sets file to hidden
Darkcomet
Modifies firewall policy service
Modifies security service
Windows security bypass
Malware Config
C2 Extraction:
sussysdfffdfff343.duckdns.org:1604
Unpacked files
SH256 hash:
d6126b4c9b26746be05b442c1041ad936a407bdbffd9913c75249c59c2dafe0b
MD5 hash:
91d5ad45c1178e48931276d367bf2f01
SHA1 hash:
47732d116461089454c79177445ecdd2d8934130
Detections:
win_darkcomet_g0
Create hunting rule
win_darkcomet_auto
Create hunting rule
win_darkcomet_a0
Create hunting rule
Link:
https://www.unpac.me/results/466c62a2-7c80-42ef-a1c8-f4cd1e0ff391/
Malware family:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d6126b4c9b26/report/overview.html
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
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:Malware_QA_update
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
Rule name:Malware_QA_update_RID2DAD
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
Rule name:MALWARE_Win_DarkComet
Create hunting rule
Author:ditekSHen
Description:Detects DarkComet
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.

  
Delivery method
Other

Comments