MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4532183e20f49da3697195dbf8b1c8d4dfc6699d2f4946e561038735f3017176. 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: 6


Intelligence 6 IOCs YARA 10 File information Comments

SHA256 hash: 4532183e20f49da3697195dbf8b1c8d4dfc6699d2f4946e561038735f3017176
SHA3-384 hash: 17b61206f6718246f12892d40a3814fe26395d6231154e6be62c458b792034ce94822aa2990061bb72491d391eb623e1
SHA1 hash: b511a7104c54bed3ab680faebc787b9c5f772104
MD5 hash: f57cc2d8f4636a9c00d68241442d1a78
humanhash: robin-alaska-cola-charlie
File name:4532183e20f49da3697195dbf8b1c8d4dfc6699d2f4946e561038735f3017176
Download: download sample
Signature CobaltStrike
File size:17'408 bytes
First seen:2020-08-28 11:44:33 UTC
Last seen:2020-08-28 12:51:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 163992284baef9c7987afa73739aab5e (3 x CobaltStrike)
ssdeep 384:tNKp8Dvco1paYem/eahIIIIIIIIIIWSi/hOh4GN:t3L+zAeMCMj
Threatray 626 similar samples on MalwareBazaar
TLSH C672E63BB64358DDC527D2B8E4E757717DB270131531073E16F0E7351E329285AAAE0A
Reporter JAMESWT_WT
Tags:CobaltStrike

Intelligence


File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending an HTTP GET request
Sending a UDP request
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj
Score:
84 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses known network protocols on non-standard ports
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.Cobalt
Status:
Malicious
First seen:
2020-08-20 16:45:00 UTC
File Type:
PE+ (Exe)
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Behaviour
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Drops file in Windows directory
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
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: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.

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