MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec80dafae2b435962d141d4137ba9e9b84d36c5933828c490d113a88b9c4d2a5. 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: 8


Intelligence 8 IOCs YARA 10 File information Comments

SHA256 hash: ec80dafae2b435962d141d4137ba9e9b84d36c5933828c490d113a88b9c4d2a5
SHA3-384 hash: 845e96000379fee6c5162cd208f5bd1ebfe538e26c3ba4a33620b3fdfd757550dd959cc301011a1a6ff9c555d8488497
SHA1 hash: 8c58f61cac339f398d4ae76bd6bc88ba1ec382bd
MD5 hash: 73dd4eff2ab91bcba35dfa26cd910d80
humanhash: river-victor-black-one
File name:ec80dafae2b435962d141d4137ba9e9b84d36c5933828c490d113a88b9c4d2a5
Download: download sample
Signature CobaltStrike
File size:224'768 bytes
First seen:2020-08-27 10:17:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 6144:LHY7slmoXC2ks5Y2eS7GsRBLxdOmvtZ23WNHC5k6bp:87OmsdWuGsR/23OAn
Threatray 72 similar samples on MalwareBazaar
TLSH 9D24E0B5A52B2CD3E2B70CFCB4FB35B59DA3E6074727C1417463C300A26DA94849969F
Reporter JAMESWT_WT
Tags:CobaltStrike

Intelligence


File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CobaltStrikeBeacon
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sending a UDP request
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Signature
Antivirus / Scanner detection for submitted sample
Detected unpacking (creates a PE file in dynamic memory)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Rozena
Status:
Malicious
First seen:
2020-08-14 19:24:30 UTC
File Type:
PE (Exe)
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
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:APT_DarkHydrus_Jul18_5
Author:Florian Roth
Description:Detects strings found in malware samples in APT report in DarkHydrus
Reference:https://researchcenter.paloaltonetworks.com/2018/07/unit42-new-threat-actor-group-darkhydrus-targets-middle-east-government/
Rule name:Beacon_K5om
Author:Florian Roth
Description:Detects Meterpreter Beacon - file K5om.dll
Reference:https://www.fireeye.com/blog/threat-research/2017/06/phished-at-the-request-of-counsel.html
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:Leviathan_CobaltStrike_Sample_1
Author:Florian Roth
Description:Detects Cobalt Strike sample from Leviathan report
Reference:https://goo.gl/MZ7dRg
Rule name:Malware_QA_vqgk
Author:Florian Roth
Description:VT Research QA uploaded malware - file vqgk.dll
Reference:VT Research QA
Rule name:PowerShell_Susp_Parameter_Combo
Author:Florian Roth
Description:Detects PowerShell invocation with suspicious parameters
Reference:https://goo.gl/uAic1X
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

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments