MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f95c22d51882e238da73706c58c9903b4f8543b8dbc549c8b01f9d3b4210165. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9f95c22d51882e238da73706c58c9903b4f8543b8dbc549c8b01f9d3b4210165
SHA3-384 hash: d567d777298f2e4964b19e2692942e9639f5c675aaee560eb52374385584808637b703e40535a413f99028005d7f0f73
SHA1 hash: af006c081c76f91866f377059db52576478aab82
MD5 hash: 21cb738e372351de0abf0f5bc532ab2c
humanhash: delaware-six-ten-fruit
File name:free amongus no virus.exe
Download: download sample
Signature DarkComet
Create hunting rule
File size:674'816 bytes
First seen:2022-06-20 16:30:02 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:O9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hy:aZ1xuVVjfFoynPaVBUR8f+kN10EBA
Threatray 209 similar samples on MalwareBazaar
TLSH T16EE48E31F1808837D97219789C5F92E6982A7E202E39754B3AE62F4C5F3D6C239193D7
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 free


Avatar
amogos123512
free amongus

Intelligence

File Origin
# of uploads :
1
# of downloads :
438
Origin country :
n/a
Vendor Threat Intelligence
Detection:
DarkComet
Create hunting rule
Link:
https://www.capesandbox.com/analysis/281679/
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
Searching for the window
Сreating synchronization primitives
Creating a window
Creating a file
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe darkcomet darkkomet explorer.exe greyware keylogger rat
Link:
https://www.filescan.io/uploads/62b0a0c9dbe9c7c94972b002/reports/571a248f-2221-43b2-8b9a-331ac8038b57/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/7342f234-7bce-49be-bcbb-96604638cf8e
Result
Threat name:
Darkcomet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1016645
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Deletes itself after installation
Detected Darkcomet RAT
Drops PE files to the document folder of the user
Found evasive API chain (may stop execution after checking mutex)
Installs a global keyboard hook
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
Uses cmd line tools excessively to alter registry or file data
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected DarkComet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 649137 Sample: free amongus no virus.exe Startdate: 20/06/2022 Architecture: WINDOWS Score: 100 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus / Scanner detection for submitted sample 2->61 63 Multi AV Scanner detection for submitted file 2->63 65 9 other signatures 2->65 7 free amongus no virus.exe 1 4 2->7         started        11 msdcsc.exe 2->11         started        13 msdcsc.exe 2->13         started        process3 file4 39 C:\Users\user\Documents\MSDCSC\msdcsc.exe, PE32 7->39 dropped 41 C:\Users\user\...\msdcsc.exe:Zone.Identifier, ASCII 7->41 dropped 67 Creates an undocumented autostart registry key 7->67 69 Writes to foreign memory regions 7->69 71 Allocates memory in foreign processes 7->71 73 Creates a thread in another existing process (thread injection) 7->73 15 msdcsc.exe 3 2 7->15         started        19 cmd.exe 1 7->19         started        21 cmd.exe 1 7->21         started        23 2 other processes 7->23 signatures5 process6 dnsIp7 43 sussysdfffdfff343.duckdns.org 78.172.239.55, 1604 TTNETTR Turkey 15->43 47 Antivirus detection for dropped file 15->47 49 Multi AV Scanner detection for dropped file 15->49 51 Detected Darkcomet RAT 15->51 57 10 other signatures 15->57 25 notepad.exe 15->25         started        27 iexplore.exe 15->27         started        29 explorer.exe 15->29         started        53 Uses cmd line tools excessively to alter registry or file data 19->53 31 conhost.exe 19->31         started        33 attrib.exe 1 19->33         started        35 conhost.exe 21->35         started        37 attrib.exe 1 21->37         started        45 127.0.0.1 unknown unknown 23->45 55 Deletes itself after installation 23->55 signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9f95c22d51882e238da73706c58c9903b4f8543b8dbc549c8b01f9d3b4210165/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2022-06-20 16:31:09 UTC
File Type:
PE (Exe)
Extracted files:
15
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t6k4elkrraxchdnhg4dmldezao2pqvb3rw6fjhelah45hnbbafsq._file
Verdict:
malicious
Similar samples:
2d45d900fec91d72f0e034e20a6b9a88790a67dbc655638baa24741f375b6f62
DarkComet
3033e88038cf80d4ea502099291f9ea0e93c5995f96282ad26e5c21e8442c5ce
DarkComet
9429ef640e67c9106bf05567d9a68b9600d2a78db68d95c86e38935639d70f4a
DarkComet
9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae
DarkComet
99870955e988faaf5dd449b8470ff7bfb8ac7aa4819df8843d4778ae8a59d034
DarkComet
cbc3194979a225ee53b973dc1abb0972f9bbc4bdb57d5d8056ba1a441dddd6ea
DarkComet
+ 199 additional samples on MalwareBazaar
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet botnet:sazan evasion persistence rat trojan
Link:
https://tria.ge/reports/220620-tzsygaegep/
Behaviour
Modifies registry class
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
Adds Run key to start application
Checks computer location settings
Deletes itself
Loads dropped DLL
Windows security modification
Executes dropped EXE
Sets file to hidden
Darkcomet
Modifies WinLogon for persistence
Modifies security service
Windows security bypass
Malware Config
C2 Extraction:
sussysdfffdfff343.duckdns.org:1604
Unpacked files
SH256 hash:
9f95c22d51882e238da73706c58c9903b4f8543b8dbc549c8b01f9d3b4210165
MD5 hash:
21cb738e372351de0abf0f5bc532ab2c
SHA1 hash:
af006c081c76f91866f377059db52576478aab82
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/852e23fd-a9a1-4eea-8e8c-8febd3e80a62/
Malware family:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9f95c22d5188/report/overview.html
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/9f95c22d51882e238da73706c58c9903b4f8543b8dbc549c8b01f9d3b4210165

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
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
Cape
Cape
https://www.capesandbox.com/analysis/281679/

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