MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4
SHA3-384 hash: 238d644bc859d8f700f0e5bc8835ebb1c37daa7aa192cefca18384a67e79e342c97dda942eca5fef0741b739c17cdc5a
SHA1 hash: e55517f4b36aacd990888c75158ed3fe319b12ff
MD5 hash: bdc9fa03150b08bd14d06c994f5d291e
humanhash: carpet-summer-saturn-utah
File name:43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4
Download: download sample
Signature DarkComet
Create hunting rule
File size:674'304 bytes
First seen:2021-09-03 09:10:39 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:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hu:KZ1xuVVjfFoynPaVBUR8f+kN10EBQ
Threatray 143 similar samples on MalwareBazaar
TLSH T154E48E31F1808837D97219789C5F92E6982A7E202E39754B3AE62F4C5F3D6C239193D7
Reporter JAMESWT_WT
Tags:DarkComet exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
851
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4
Verdict:
No threats detected
Analysis date:
2021-09-03 09:17:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b3f0f536-aeb6-406a-9cdd-791ce74a631f

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/185120/
Detection(s):
Win.Trojan.DarkKomet-1
Create hunting rule

PUA.Win.Packer.Exe-6
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.Darkkomet-6745084-0
Create hunting rule

Win.Trojan.Fynloski-40
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Malware family:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/940c43bb-4f22-427c-be18-8dad6364a6c9
Result
Threat name:
Darkcomet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/844717
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 log keystrokes
Creates a thread in another existing process (thread injection)
Detected Darkcomet RAT
Disables the Windows registry editor (regedit)
Disables the Windows task manager (taskmgr)
Disables UAC (registry)
Disables windows user account control
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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: 477158 Sample: w2Hm7pDAcz Startdate: 03/09/2021 Architecture: WINDOWS Score: 100 28 Found malware configuration 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 4 other signatures 2->34 7 w2Hm7pDAcz.exe 6 2 2->7         started        process3 dnsIp4 26 dghc.duckdns.org 176.88.125.29, 6868 TELLCOM-ASTR Turkey 7->26 36 Detected Darkcomet RAT 7->36 38 Changes security center settings (notifications, updates, antivirus, firewall) 7->38 40 Contains functionality to capture and log keystrokes 7->40 42 9 other signatures 7->42 11 cmd.exe 1 7->11         started        14 cmd.exe 1 7->14         started        16 notepad.exe 7->16         started        signatures5 process6 signatures7 44 Uses cmd line tools excessively to alter registry or file data 11->44 18 conhost.exe 11->18         started        20 attrib.exe 1 11->20         started        22 conhost.exe 14->22         started        24 attrib.exe 1 14->24         started        process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2021-09-03 03:02:46 UTC
File Type:
PE (Exe)
Extracted files:
15
AV detection:
42 of 43 (97.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=io74ofzxx74x7ljeqssv4uasmlrlewqdvla2eaeeh4zcf464zgsa._file
Verdict:
malicious
Similar samples:
4393f198e95b067abfb4e156d2d9c55ad6bef33cc0d5e21cebc374e9a2392d03
DarkComet
5daf38ba7d08872375f14a3d8de794d20aa37e1caeda4da0558e2a9cd4ed668a
DarkComet
b13b73296a76348fa21f9d6120e93b0e6788dd1e0ffe245c23313384db089fd6
DarkComet
c29d545bd166e0fc8f641c4ba229bfe991bb35b66a87e41122af702007eb6e30
DarkComet
eadb655f8e92bf218894b479082dc74e0fce5a44cef4d74a6c3cf51c1773e4e3
DarkComet
f39cf76bea672912a70974a84cf6ce37188014dc1013ad00ad1fdefb8e7d9b15
DarkComet
+ 133 additional samples on MalwareBazaar
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet botnet:kurban evasion rat trojan
Link:
https://tria.ge/reports/210903-k5mtzagadq/
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
Windows security modification
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Sets file to hidden
Darkcomet
Modifies firewall policy service
Modifies security service
Windows security bypass
Malware Config
C2 Extraction:
dghc.duckdns.org:6868
Unpacked files
SH256 hash:
43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4
MD5 hash:
bdc9fa03150b08bd14d06c994f5d291e
SHA1 hash:
e55517f4b36aacd990888c75158ed3fe319b12ff
Detections:
win_darkcomet_auto
Create hunting rule
win_darkcomet_g0
Create hunting rule
Link:
https://www.unpac.me/results/48a18de8-bb33-4bb2-80aa-508824b61b0d/
Malware family:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/43bfc71737bf/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/43bfc71737bff97fad2484a55e501262e2b25a03aac1a200843f3222f3dcc9a4

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: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/185120/

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