MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714. 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: aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714
SHA3-384 hash: 42c9125069b8fbc6079123b25cd49919313996add6deca4598cd017859abebc13c3e36bcb768b5940d73cfad924aea04
SHA1 hash: 8b29b6dc2cb4d457970322ee64bf566b5628c38d
MD5 hash: 5178d80dfe34058a67f13335fe81ae00
humanhash: triple-potato-fix-steak
File name:cs.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:226'816 bytes
First seen:2021-09-19 11:48:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 6144:FTsX9h+QwGv6tuY0eami/izTLLL5syhP:ReQQwpL93LLL5VP
Threatray 492 similar samples on MalwareBazaar
TLSH T18424E036229721BBD08D8A79C0EDDC256EF9D217DD39849BCBC20440A8DF3496F75AD1
Reporter drb_ra
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
573
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 11:48:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/815fd004-9911-4712-8d4b-7fba3317e2ae

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/189055/
Detection(s):
SecuriteInfo.com.Crypt5.BLLV.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5a637bd3-3ba4-45a8-abf3-c1cc11129a35
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/853489
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714/
Threat name:
Win32.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-09-19 11:49:09 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vkmdrvtcxxvaq5gcyt2lqp3l3dexbr3zs42kyqe3zrmasxjmw4ka._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
11aa5220689c193f7c78f935861f3ce55b842f4bd3c85344a76ceecfbe6a9ede
CobaltStrike
248921c32a2186e7aed2cb802b5e98e6d9b19ea8eff2eba3e37ff3398af441bb
CobaltStrike
386905021498147779b0a632c682bd707fd05e1074407e5a8ff879a2274b9cfb
CobaltStrike
3c336d601752fad36de33e98b8840d39386a2a3b80e5a4c2360e4fbf87003304
CobaltStrike
5724f81b8cc1a9a3330cb22020e393c854471f605b422b99a2fd5dda3d32cf80
CobaltStrike
57706d626980cfe25b27f6244b175e60cd087cb156336d4f774cad68fc54b34b
CobaltStrike
cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408
CobaltStrike
de1ec20f816bc6054721b2fba2fb3d9d713d8a17838035e518542e95749e9064
CobaltStrike
eaa3ee2a7f1b96d3c7502d7705fcb5c44b9381e393bdbb80d72971011a9747cf
CobaltStrike
+ 482 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-ny1n2acab2/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://cpcup009-storage.global.ssl.fastly.net:443/tget/task
Unpacked files
SH256 hash:
3cd9c9e904daee15dcc52099e006dfe42b522e960d1d502f73373e7024a57f69
MD5 hash:
dc0d3280ce6ec02d57719f1ed492f831
SHA1 hash:
3c2626ad914933b94660e18d460e18f558769523
Link:
https://www.unpac.me/results/ff281c59-41b2-4b85-b08c-a10951fcae2b/
SH256 hash:
aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714
MD5 hash:
5178d80dfe34058a67f13335fe81ae00
SHA1 hash:
8b29b6dc2cb4d457970322ee64bf566b5628c38d
Link:
https://www.unpac.me/results/ff281c59-41b2-4b85-b08c-a10951fcae2b/
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/aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714

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/189055/

Comments