MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26b291cedb37d366e5ce3956f35dd7d5c04e7dd85f5a5568df548e2206ea8ef4. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26b291cedb37d366e5ce3956f35dd7d5c04e7dd85f5a5568df548e2206ea8ef4
SHA3-384 hash: 86a34f67cc63b0ae82a8b3022ee109a65e711705beb91f127e8e5d6864bd25c078ecf96fb384b3deaf78a241fbd1a124
SHA1 hash: 19507873b4fee36872f656b6b2cc3d5aebbb1ce2
MD5 hash: 49c7ee5ff352e7139e7eb864d4210113
humanhash: montana-uranus-beer-pluto
File name:26b291cedb37d366e5ce3956f35dd7d5c04e7dd85f5a5568df548e2206ea8ef4
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:222'208 bytes
First seen:2020-11-10 11:38:09 UTC
Last seen:2024-07-24 12:22:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 6144:GQpG+hG5y102auq6wRokOEpAp9KpRU3k5:GZ+hCRdnHpu2U3k
Threatray 139 similar samples on MalwareBazaar
TLSH 9424DF384039BC88E56911FF107026B46CE9A3074F74C8ED9D66EB65853ACA0FB57D2B
Reporter seifreed
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Connection attempt
Sending an HTTP GET request
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:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/528736
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/26b291cedb37d366e5ce3956f35dd7d5c04e7dd85f5a5568df548e2206ea8ef4/
Threat name:
Win32.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 00:08:17 UTC
AV detection:
38 of 48 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e2zjdtw3g7jwnzoohflpgxox2xae47oyl5nfk2g7kshcebxkr32a._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
2d797a098d2c0e164f5bfe29e3ae282f873709270f05950a3dc76d65f1acf47c
CobaltStrike
4c66b4e15fe5162db358fdac31aaa32a59d5e80d9885e7d8a7806ac7f7f91a60
CobaltStrike
8f3eb6ca303de759c0530906ad4675432d7d3361641b46413e12f325b4028081
CobaltStrike
8f7b9a377a14260d8bdcc6e18e749013a0c2c09a60d46fa026d77f6d92b7b801
CobaltStrike
a9ca1d6a981ccc8d8b144f337c259891a67eb6b85ee41b03699baacf4aae9a78
CobaltStrike
ad42170cf53ef7e0ea91196fedd5f8ae7665e207f9de002c63562f4b1db57717
CobaltStrike
b568a4ca18fce49b465d0db8697640d556f579932db0315398a810140c66f0db
CobaltStrike
d0c88b0ca2a78ef90470498fa686ad63e3473a4fc1337b2850461ecc07bd5b34
CobaltStrike
d1a71b6a8691f72eb133570b9e90e8de061a652a35e3b4039d0875bbc0f76f1c
CobaltStrike
e4ca37b939f9ca60aab3b68d49169ee93e46548b76dfb31eeb43d4161fd3dc1a
CobaltStrike
+ 129 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201110-lmk8e7dqw6/
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
Create hunting rule
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:CobaltStrike_Unmodifed_Beacon
Create hunting rule
Author:yara@s3c.za.net
Description:Detects unmodified CobaltStrike beacon DLL
Rule name:crime_win32_csbeacon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Cobalt Strike loader
Reference:https://twitter.com/VK_Intel/status/1239632822358474753
Rule name:HKTL_Meterpreter_inMemory
Create hunting rule
Author:netbiosX, Florian Roth
Description:Detects Meterpreter in-memory
Reference:https://www.reddit.com/r/purpleteamsec/comments/hjux11/meterpreter_memory_indicators_detection_tooling/
Rule name:ReflectiveLoader
Create hunting rule
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
Create hunting rule
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.

  
Delivery method
Other

Comments