MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408
SHA3-384 hash: 0a5d061e46d386dd7427357580d6192fe57488ed1c9d313693c6494276be95cbcdff181911053e66090f74cb2dd8ca3f
SHA1 hash: 2055c8b417183c59bd234f4566042a03b8444250
MD5 hash: bc6bd2e4fcd5dab92645db7de802fc1f
humanhash: lake-neptune-mango-kentucky
File name:cs.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:226'816 bytes
First seen:2021-09-19 11:46:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 3072:HdUQzhzvfZecn/8yrTxDNmfK1LLFLfq/h4m1pP3WTaKQEorSVEqPyZZFIBO:9fzBXZecDs/hN15k3o+NaCBO
Threatray 530 similar samples on MalwareBazaar
TLSH T11324E0B6497B7960EA61D4F611F7B47D0E3187F3E037782FA7081199A018163AB1E2F2
Reporter drb_ra
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
571
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cobaltstrike_shellcode.exe
Verdict:
No threats detected
Analysis date:
2021-09-19 11:46:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5747a13d-6c70-46d0-b5cf-b66ffeb526ed

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
CobaltStrikeBeacon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/189054/
Detection(s):
SecuriteInfo.com.Crypt5.BLLV.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6a666132-2624-49e3-aa7b-80bcad34bf2e
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/853488
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408/
Threat name:
Win32.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-09-19 11:47:15 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zx5wnftowusu2ropsinsl7ycio5zkll64eozxgcuj2nfsaywwqea._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
0e30a27d44484b9baa56e7b6050581e3edc3bd1b426057c85824d0cac493a3f1
CobaltStrike
11aa5220689c193f7c78f935861f3ce55b842f4bd3c85344a76ceecfbe6a9ede
CobaltStrike
3c336d601752fad36de33e98b8840d39386a2a3b80e5a4c2360e4fbf87003304
CobaltStrike
42258760b5fdc3fdfd56bff7762b783d4bd343a4b72446959fe663acb2ca3342
CobaltStrike
aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714
CobaltStrike
c964cfad2aec27cdbda404a6b5c08b7fbabd5a90d37bf9ad56b16837aad72496
CobaltStrike
de1ec20f816bc6054721b2fba2fb3d9d713d8a17838035e518542e95749e9064
CobaltStrike
eaa3ee2a7f1b96d3c7502d7705fcb5c44b9381e393bdbb80d72971011a9747cf
CobaltStrike
fad4aa474affa78e820e731061ed7614feba095422465f0ca4c05a1f3506beb8
CobaltStrike
+ 520 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:1580103824 backdoor trojan
Link:
https://tria.ge/reports/210919-nxw98acaa9/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://cookiesynch719.global.ssl.fastly.net:443/intost/ba_user
Unpacked files
SH256 hash:
3688e755c9cc43c0b7b60130f323edc22b7d2521a108f358d0d1989cfce7fd17
MD5 hash:
25005f52a4eeba87db09e43495635899
SHA1 hash:
5168cdb83c09215ad85f15b101b591e5220e9458
Link:
https://www.unpac.me/results/3529ce80-8c4d-4198-81a9-d15c111643d6/
SH256 hash:
cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408
MD5 hash:
bc6bd2e4fcd5dab92645db7de802fc1f
SHA1 hash:
2055c8b417183c59bd234f4566042a03b8444250
Link:
https://www.unpac.me/results/3529ce80-8c4d-4198-81a9-d15c111643d6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408

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:Cobaltbaltstrike_strike_Payload_XORed
Create hunting rule
Author:Avast Threat Intel Team
Description:Detects CobaltStrike payloads
Reference:https://github.com/avast/ioc
Rule name:HKTL_Unlicensed_CobaltStrike_EICAR_Jul18_5
Create hunting rule
Author:Florian Roth
Description:Detects strings found in CobaltStrike shellcode
Reference:https://researchcenter.paloaltonetworks.com/2018/07/unit42-new-threat-actor-group-darkhydrus-targets-middle-east-government/
Rule name:HKTL_Unlicensed_CobaltStrike_EICAR_Jul18_5_RID361D
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/

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/189054/

Comments