MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae. 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: 16


Intelligence 16 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae
SHA3-384 hash: dc563c5e42ba59ab2fe71a8b6067ccc361e71356c52b0fec824b6c60119c89e0fa6d27f6c904e86f40787cea79a059a2
SHA1 hash: 1b7be88046e58cdbb664dfbbfd52727ce3d5d395
MD5 hash: 6663d3f6afcb01729e9fb7e9e245c1ee
humanhash: cup-massachusetts-butter-eighteen
File name:deneee.bin
Download: download sample
Signature DarkComet
Create hunting rule
File size:674'304 bytes
First seen:2022-06-18 17:28:59 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:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hZ:eZ1xuVVjfFoynPaVBUR8f+kN10EBn
TLSH T1A4E48E31F1808837D97219789C5F92E6982A7E202E39754B3AE62F4C5F3D6C239193D7
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 KdssSupport
Tags:DarkComet exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
563
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
darkcomet
Create hunting rule
ID:
1
File name:
deneee.exe
Verdict:
Malicious activity
Analysis date:
2022-06-18 17:15:06 UTC
Tags:
trojan rat darkcomet
Link:
https://app.any.run/tasks/9d0b6a65-98cd-4e26-9231-e7328c03acd8

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/281191/
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
Launching cmd.exe command interpreter
Creating a process with a hidden window
Searching for the Windows task manager window
Launching a process
Setting a keyboard event handler
DNS request
Enabling the 'hidden' option for analyzed file
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
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/21887/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/62ae0b5fc07f2e38a158eef4/reports/15729584-dc2e-48f8-b4a6-9f3ae5704347/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/c1d5a432-3489-49c0-bd7b-99b18e5a95e4
Result
Threat name:
Darkcomet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015752
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
Contains functionalty to change the wallpaper
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 evasive API chain (may stop execution after checking mutex)
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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: 648244 Sample: deneee.bin Startdate: 18/06/2022 Architecture: WINDOWS Score: 100 30 Multi AV Scanner detection for domain / URL 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 2 other signatures 2->36 7 deneee.exe 6 2 2->7         started        process3 dnsIp4 26 4.tcp.ngrok.io 3.129.187.220, 14402, 49736 AMAZON-02US United States 7->26 28 192.168.2.1 unknown unknown 7->28 38 Detected Darkcomet RAT 7->38 40 Found evasive API chain (may stop execution after checking mutex) 7->40 42 Contains functionalty to change the wallpaper 7->42 44 11 other signatures 7->44 11 cmd.exe 1 7->11         started        14 cmd.exe 1 7->14         started        16 notepad.exe 7->16         started        signatures5 process6 signatures7 46 Uses cmd line tools excessively to alter registry or file data 11->46 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/9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2022-06-18 17:29:09 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=sq2lza547epouepmjgkomk7wtujduqyqmaj7hzt6yhthhax2ycxa._file
Verdict:
malicious
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet botnet:sazan evasion rat trojan
Link:
https://tria.ge/reports/220618-v2jm9aacbk/
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
Checks computer location settings
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:
4.tcp.ngrok.io:14402
Unpacked files
SH256 hash:
9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae
MD5 hash:
6663d3f6afcb01729e9fb7e9e245c1ee
SHA1 hash:
1b7be88046e58cdbb664dfbbfd52727ce3d5d395
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/8c22f501-f2af-4e81-989a-6713a4ff8eec/
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/9434bc83bcf91eea11ec4994e62bf69d123a43106013f3e67ec1e67382fac0ae

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.

Cape
Cape
https://www.capesandbox.com/analysis/281191/

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