MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87
SHA3-384 hash: d63ef96cbb357720f330b44622d00ea1e63d01e8b114fad608b83b6d64a871b23631ade91ca09bce6a4fb8be02548121
SHA1 hash: c4209f95b447b10d640a05193ade2a07ef8908db
MD5 hash: caaf855afeb2a60c7b1ed829ac4995d8
humanhash: quebec-ten-wolfram-island
File name:cs.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:226'816 bytes
First seen:2021-09-23 07:38:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 6144:Pl4yij4AqHszBWjVvOsTkFgA6ub+mqqRkmXmN:Pl4yiMAPMjNJQH+mXkG
Threatray 489 similar samples on MalwareBazaar
TLSH T1D224E0386E39E09BE78EB7B0AB2574773F75A94B4FEF29254377C02110AC4053A58D49
Reporter drb_ra
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
542
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cobaltstrike_shellcode.exe
Verdict:
No threats detected
Analysis date:
2021-09-23 07:38:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ebf8ccfb-0ff4-425c-943a-e40d870a5bda

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/190676/
Detection(s):
SecuriteInfo.com.Crypt5.BLLV.UNOFFICIAL
Create hunting rule

Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dcb62a48-5ccb-4785-8ddf-8528cf80084a
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/856258
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87/
Threat name:
Win32.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-09-23 07:39:06 UTC
AV detection:
39 of 45 (86.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=co4crj74jguiyztu6nfgdky3udzvhasn6hk5q2sxfjjo4j44tkdq._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
034a7bd6fc31e1d28e47907f01f671f615772fdeaf0d709158d76a05effbd205
CobaltStrike
11aa5220689c193f7c78f935861f3ce55b842f4bd3c85344a76ceecfbe6a9ede
CobaltStrike
248921c32a2186e7aed2cb802b5e98e6d9b19ea8eff2eba3e37ff3398af441bb
CobaltStrike
3c336d601752fad36de33e98b8840d39386a2a3b80e5a4c2360e4fbf87003304
CobaltStrike
57706d626980cfe25b27f6244b175e60cd087cb156336d4f774cad68fc54b34b
CobaltStrike
aa9838d662bdea0874c2c4f4b83f6bd8c970c7799734ac409bcc58095d2cb714
CobaltStrike
cdfb66966eb5254d45cf921b25ff0243bb952d7ee11d9b98544e9a590316b408
CobaltStrike
de1ec20f816bc6054721b2fba2fb3d9d713d8a17838035e518542e95749e9064
CobaltStrike
eaa3ee2a7f1b96d3c7502d7705fcb5c44b9381e393bdbb80d72971011a9747cf
CobaltStrike
+ 479 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/210923-jgyqwsgbd5/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://indexba-1s.global.ssl.fastly.net:443/c/msdownload/update/others/2019/12/OqHTw2AZT-qOW4SW-i5S2Vn
Unpacked files
SH256 hash:
a3d3a832629af55d2db272b25f6e1759ebac1357e1c6b26b58decd3d8bde4578
MD5 hash:
c98e9c6da9cfd13537c9dc2d6f301112
SHA1 hash:
107f07de8114ced23fa17dd78cb3624b3c4d7322
Link:
https://www.unpac.me/results/ea869f46-22d7-4a86-8b78-a5b518ce10dc/
SH256 hash:
13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87
MD5 hash:
caaf855afeb2a60c7b1ed829ac4995d8
SHA1 hash:
c4209f95b447b10d640a05193ade2a07ef8908db
Link:
https://www.unpac.me/results/ea869f46-22d7-4a86-8b78-a5b518ce10dc/
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/13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87

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_Beacon_XORed_x86
Create hunting rule
Author:Avast Threat Intel Team
Description:Detects CobaltStrike payloads
Reference:https://github.com/avast/ioc
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/190676/

Comments