MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e
SHA3-384 hash: da4b8a9818f01e640b8181c6fc58b2980d5500388db89d311ccb1bd4f82b85bb0cdf3463bbcfe42c58491bec487b9a85
SHA1 hash: d6ac413beed93aafa4edb9bbed9cc634aa29021f
MD5 hash: 8807472c3daef64ca36a1d9e40401920
humanhash: stairway-idaho-thirteen-winner
File name:2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e
Download: download sample
Signature DarkComet
Create hunting rule
File size:475'648 bytes
First seen:2020-11-12 13:55:37 UTC
Last seen:2024-07-24 12:37:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a38ad86d74cafc45094a5085e33419e4 (109 x DarkComet, 1 x njrat)
ssdeep 6144:NicNYk1yuwEDBum3qYWnl0pd0EX3Zq2b6wfIDYm0P2kGXlgmKiFbXnd7oYyTpfzX:scWkbgTYWnYnt/IDYhPFGXpHZX0pT
TLSH 4AA4E0F13ABD9783F9BDE7BD8F32D1B3413045DEBB210914F2546E1DA22E29A48D9205
Reporter seifreed
Tags:DarkComet

Intelligence

File Origin
# of uploads :
2
# of downloads :
560
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

PUA.Win.Packer.Exe-6
Create hunting rule

Win.Trojan.DarkKomet-1
Create hunting rule

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

Win.Trojan.Darkkomet-7113180-0
Create hunting rule

PUA.Win.Packer.PrivateEXEProtector4-6192998-2
Create hunting rule

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
Creating a process from a recently created file
Launching a process
Setting a keyboard event handler
DNS request
Connection attempt
Searching for the window
Searching for the Windows task manager window
Enabling the 'hidden' option for analyzed file
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
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2020-11-12 13:56:24 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=frfgfcssezsuzqczdg4cpe6ffcfzcggp5rppeuz67vxj4f3uta7a._file
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet evasion persistence rat trojan upx
Link:
https://tria.ge/reports/201112-fy5n4n415e/
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:
2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e
MD5 hash:
8807472c3daef64ca36a1d9e40401920
SHA1 hash:
d6ac413beed93aafa4edb9bbed9cc634aa29021f
Link:
https://www.unpac.me/results/892c4d3b-1dbc-49e6-be99-59e0a1221370/
SH256 hash:
6c67bf6e714be08e91c6efa91cc6b5712c1cececadfbb204361f0717ce7fc801
MD5 hash:
5fbadc475a6c505325415177b18c5423
SHA1 hash:
221ae89116478c35ca63c56c62527cebddbd447d
Detections:
win_darkcomet_g0
Create hunting rule
win_darkcomet_auto
Create hunting rule
Link:
https://www.unpac.me/results/892c4d3b-1dbc-49e6-be99-59e0a1221370/
Parent samples :
25ff14c276571bd86f2679b57951931952ed2594c485ed8c3199954d527e99cf
2c4a628a5226654cc05919b82793c5288b9118cfec5ef2533efd6e9e1774983e
9954f6c940f70e77f7acd128d5b95ab7e365295693714f37fdbbc0064f0586b2
b889f9fb95dff591716616b664026b3d4756b177193eec7f8e42fc8dd3cb3194
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:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
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:suspicious_packer_section
Create hunting rule
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
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