MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde. 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: 10


Intelligence 10 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde
SHA3-384 hash: 9c0ccbcfd9c0bf199209ed69f5995559c9538be01671e2de77e5e6337291cd05b599fefffe85038edab80f8f32456092
SHA1 hash: 09693cfa2ac81ede9208f86f32eb3b2d38db7f3f
MD5 hash: c564e2327daeecfdcc70feea844c3cfb
humanhash: xray-batman-zebra-helium
File name:c564e2327daeecfdcc70feea844c3cfb.exe
Download: download sample
Signature DarkComet
Create hunting rule
File size:225'280 bytes
First seen:2021-03-17 08:20:43 UTC
Last seen:2021-03-17 09:31:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 1536:APDg+Z6vS6vf6vD6v+6vv6va6vQ6vB6vn6vK6v:ALg
Threatray 103 similar samples on MalwareBazaar
TLSH 2F24C36139E38408A6A37FA7BEF47A95DE5FBB322646909F35411307A115EC0CEB3631
Reporter abuse_ch
Tags:DarkComet exe RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
1'096
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c564e2327daeecfdcc70feea844c3cfb.exe
Verdict:
Malicious activity
Analysis date:
2021-03-17 08:25:19 UTC
Tags:
rat darkcomet
Link:
https://app.any.run/tasks/4e196ef2-5d8b-43f4-82ae-b8b11241010d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Barys.27907.14670.23684.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file
Moving a recently created file
Creating a window
Enabling the 'hidden' option for recently created files
Launching cmd.exe command interpreter
Creating a process with a hidden window
Launching a process
Enabling the 'hidden' option for analyzed file
Sending a UDP request
Creating a process from a recently created file
Setting a keyboard event handler
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
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.
Result
Threat name:
DarkComet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/641966
Signature
Allocates memory in foreign processes
Binary contains a suspicious time stamp
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Drops PE files to the document folder of the user
Found malware configuration
Injects a PE file into a foreign processes
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
Writes to foreign memory regions
Yara detected DarkComet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 369958 Sample: Z8bln2YPEw.exe Startdate: 17/03/2021 Architecture: WINDOWS Score: 100 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 3 other signatures 2->68 9 Z8bln2YPEw.exe 15 8 2->9         started        14 msdcsc.exe 4 2->14         started        16 msdcsc.exe 2 2->16         started        process3 dnsIp4 54 104.21.52.98, 443, 49725 CLOUDFLARENETUS United States 9->54 56 liverpooldabestteamoftheworld.com 172.67.197.219, 443, 49724, 49734 CLOUDFLARENETUS United States 9->56 48 C:\Users\user\AppData\...\Z8bln2YPEw.exe.log, ASCII 9->48 dropped 50 C:\Users\user\AppData\...\pwhqou3m.newcfg, XML 9->50 dropped 80 Drops PE files to the document folder of the user 9->80 82 Injects a PE file into a foreign processes 9->82 18 Z8bln2YPEw.exe 1 4 9->18         started        58 192.168.2.1 unknown unknown 14->58 22 msdcsc.exe 14->22         started        24 msdcsc.exe 16->24         started        26 msdcsc.exe 16->26         started        file5 signatures6 process7 file8 44 C:\Users\user\Documents\MSDCSC\msdcsc.exe, PE32 18->44 dropped 46 C:\Users\user\...\msdcsc.exe:Zone.Identifier, ASCII 18->46 dropped 70 Creates an undocumented autostart registry key 18->70 28 msdcsc.exe 14 7 18->28         started        32 cmd.exe 1 18->32         started        signatures9 process10 dnsIp11 60 liverpooldabestteamoftheworld.com 28->60 84 Multi AV Scanner detection for dropped file 28->84 86 Machine Learning detection for dropped file 28->86 88 Injects a PE file into a foreign processes 28->88 34 msdcsc.exe 2 28->34         started        38 conhost.exe 32->38         started        40 attrib.exe 1 32->40         started        signatures12 process13 dnsIp14 52 96.126.101.20, 8080 LINODE-APLinodeLLCUS United States 34->52 72 Writes to foreign memory regions 34->72 74 Allocates memory in foreign processes 34->74 76 Installs a global keyboard hook 34->76 78 Creates a thread in another existing process (thread injection) 34->78 42 notepad.exe 34->42         started        signatures15 process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde/
Threat name:
ByteCode-MSIL.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2021-03-17 08:21:20 UTC
AV detection:
15 of 47 (31.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=f45ttyzlgavqlg2l6zjkicknqyy44336zcuvuky5wll5d7rj7tpa._file
Verdict:
malicious
Similar samples:
04ecc8a39bb1236fb737256d4438f3781141a95d8d55576bd1a7e17a0c8b5aa0
DarkComet
1c876d45db060f5be86ab9a13496c0b280d3c6031f00bb4ffebae99566a9249b
DarkComet
1fccab885b5fbfef621f85299c5c698965a415f96e1966ef278d9268cb5d921a
DarkComet
3c6591d78134de2a069db77e119498d7774373ae2f91f98dbac0458d01b17202
DarkComet
4ddb173a67ca5a5ccce340d40afcbfae4bc7d929ab41c07a6972269c6c71348b
DarkComet
52363e55c329e7a7811cf4d16f659550d8b04643b3a5de3938a011d65b1cb8a0
DarkComet
97eee5ecf6cc23c32ec2eadf116cc10976696962e7f2cd6c124b3761b4409521
DarkComet
9d8f404a77df431743b649f88642c7dd724c136eec43c94a55cfbb0f41d645c8
DarkComet
b54347c754b7095d0a38c7180eaa71e50c4431b7c721f7791483babb2610d17b
DarkComet
f221abcc28479d141353cdf6963987ed217d33eea32cca67e10a68e63c1dfc7a
DarkComet
+ 93 additional samples on MalwareBazaar
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet evasion persistence rat trojan
Link:
https://tria.ge/reports/210317-f6jgw5scgj/
Behaviour
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Sets file to hidden
Darkcomet
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde
MD5 hash:
c564e2327daeecfdcc70feea844c3cfb
SHA1 hash:
09693cfa2ac81ede9208f86f32eb3b2d38db7f3f
Link:
https://www.unpac.me/results/ccb8bf4a-539c-4194-9d0a-2394d6d97512/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Barys
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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: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.

Web download

DarkComet

Executable exe 2f3b39e32b302b059b4bf652a4094d8631ce6f7ec8a95a2b1db2d7d1fe29fcde

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1072552/
  
Delivery method
Distributed via web download

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