MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 129aefff5a7c2da45e7c0afe8bfbe3a16c437328ee569640d0c90a7c91de0dd7. 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: 7


Intelligence 7 IOCs YARA 9 File information Comments

SHA256 hash: 129aefff5a7c2da45e7c0afe8bfbe3a16c437328ee569640d0c90a7c91de0dd7
SHA3-384 hash: c2608ae26312b48791d47f178ba1341eaacc9dba771468390b182a2f97bb784b2e5af012ffbab8b24aa49f937e941ec5
SHA1 hash: 83d6cc8a185afb8e6e86136c29dfbeff2538adb4
MD5 hash: 555a678351497e3dacd7a84dfe1cb5b9
humanhash: earth-two-bravo-wyoming
File name:555a678351497e3dacd7a84dfe1cb5b9.exe
Download: download sample
Signature CobaltStrike
File size:288'256 bytes
First seen:2020-08-14 06:04:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 17b461a082950fc6332228572138b80c (121 x CobaltStrike, 2 x Cobalt Strike)
ssdeep 6144:WSZkM4kNVdAaqi+rMjIGISsaGBLjLHdj:5ylUj8Ssnhl
Threatray 30 similar samples on MalwareBazaar
TLSH AE54ADF61E254B47E1B36470318946BB3B527BC938CC79C8CE74B19A252E6EF02CD664
Reporter abuse_ch
Tags:CobaltStrike exe


Avatar
abuse_ch
CobaltStrike C2:
185.193.127.203:6000

Intelligence


File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Sending a UDP request
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject threads in other processes
Malicious sample detected (through community Yara rule)
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.CobaltStrike
Status:
Malicious
First seen:
2020-08-13 23:09:11 UTC
AV detection:
26 of 29 (89.66%)
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: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_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:MALW_cobaltrike
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect CobaltStrike beacon
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
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