MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff086b18973ef9d1075c1a5ca6867382566e2d6e4bd4df444eefdb3f8745f454. 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



CobaltStrike


Vendor detections: 9


Intelligence 9 IOCs YARA 8 File information Comments

SHA256 hash: ff086b18973ef9d1075c1a5ca6867382566e2d6e4bd4df444eefdb3f8745f454
SHA3-384 hash: 2b5d27e842b5e1234a8a68c42cc3941bfd7e55fd26b9daab54c03a74aea626a273612b3883d043c8f2ec140a5a325424
SHA1 hash: 1ca75561c4bdb290d2c63f4887963b6e9aca3c49
MD5 hash: 09da605238742cac4da88ffa27817f87
humanhash: angel-social-magazine-coffee
File name:ff086b18973ef9d1075c1a5ca6867382566e2d6e4bd4df444eefdb3f8745f454
Download: download sample
Signature CobaltStrike
File size:31'744 bytes
First seen:2020-08-28 13:17:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:rbEz9gwSGzAL8Vh5aLrYME6M0wqOCAIMOYtkAHfjRBccpfkP0ntq5kuuGS2iH2kc:0zy66kh0s5C4u2Hr7ccfk8neR3Gy
Threatray 78 similar samples on MalwareBazaar
TLSH 1FE2E113174C0D53EAF245B71AE2C751C332DD0399B77E3DB8CA02DBA6226596341FA9
Reporter JAMESWT_WT
Tags:CobaltStrike

Intelligence


File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Sending an HTTP GET request
Creating a window
Sending a UDP request
Unauthorized injection to a system process
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj
Score:
88 / 100
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Status:
Malicious
First seen:
2020-08-16 13:34:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
metasploit
Score:
  10/10
Tags:
trojan backdoor family:metasploit
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
MetaSploit
Malware Config
C2 Extraction:
http://104.233.224.237:4389/vv79
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:CobaltStrike
Author:JPCERT/CC Incident Response Group
Description:detect CobaltStrike Beacon in memory
Reference:https://blogs.jpcert.or.jp/en/2018/08/volatility-plugin-for-detecting-cobalt-strike-beacon.html
Rule name:CobaltStrike_C2_Encoded_Config_Indicator
Author:yara@s3c.za.net
Description:Detects CobaltStrike C2 encoded profile configuration
Rule name:CobaltStrike_Sleep_Decoder_Indicator
Author:yara@s3c.za.net
Description:Detects CobaltStrike sleep_mask decoder
Rule name:CobaltStrike_Unmodifed_Beacon
Author:yara@s3c.za.net
Description:Detects unmodified CobaltStrike beacon DLL
Rule name:MALW_cobaltrike
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect CobaltStrike beacon
Rule name:ReflectiveLoader
Description:Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended
Reference:Internal Research
Rule name:WiltedTulip_ReflectiveLoader
Author:Florian Roth
Description:Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip
Reference:http://www.clearskysec.com/tulip
Rule name:win_cobalt_strike_auto
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.

Comments