MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5858f8e11a3dc6a7cc1ecce15ef3d1cfa7bf51e3f4079a50dfa581bb3f38476d. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5858f8e11a3dc6a7cc1ecce15ef3d1cfa7bf51e3f4079a50dfa581bb3f38476d
SHA3-384 hash: 7117c2c4846baa987ecce8eca282a4bb72a0d742e01f7cbebdcd0752ba4380bfe3d4c5caede0fbbfaa792b1f14344e57
SHA1 hash: c0a82e21c8ecb23dbb6ebbeacd331957c65f22b3
MD5 hash: 767052dabb95467315e209fcc1f8fc93
humanhash: hotel-four-moon-july
File name:cs.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:226'816 bytes
First seen:2021-11-11 10:21:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 6144:7KWesgvA7Hsd1eNRFp+K9dczAmMI+AaSF6Wj0/:7fesg47Hsd1e/FJdmlhj
Threatray 559 similar samples on MalwareBazaar
TLSH T1AE24DFB4D10E6F93FA43DD79795DA235BF324E2788B0084C66AAE5C8C89B27C80455DF
Reporter drb_ra
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
550
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cobaltstrike_shellcode.exe
Verdict:
Malicious activity
Analysis date:
2021-11-11 10:21:22 UTC
Tags:
cobaltstrike trojan
Link:
https://app.any.run/tasks/e0158da1-8071-43ca-97f2-55dd40b4d6c0

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/204951/
Detection(s):
SecuriteInfo.com.Crypt5.BLLV.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug obfuscated packed
Link:
https://www.filescan.io/uploads/618ceecea00afa9663a3e0a9/reports/a7131178-d386-4e98-8ff5-1fe87b0095fa/overview
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.
Malware family:
Cobalt Strike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5689dbba-5cac-49d4-b720-312dabd61ff5
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/887390
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/5858f8e11a3dc6a7cc1ecce15ef3d1cfa7bf51e3f4079a50dfa581bb3f38476d/
Threat name:
Win32.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-11-11 10:22:09 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lbmpryi2hxdkpta6ztqv546rz6t36upd6qdzuug7uwa3wpzyi5wq._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
034a7bd6fc31e1d28e47907f01f671f615772fdeaf0d709158d76a05effbd205
CobaltStrike
093d76ac51f077f91a9773e047a3c9fc6e2ac846c28b8fc631cdbd0d4ece5780
CobaltStrike
13b828a7fc49a88c6674f34a61ab1ba0f353824df1d5d86a572a52ee279c9a87
CobaltStrike
31d0e4bb535db6065d31ada339f308afdfcc5adb5b1b22acb7a34dc3b8018f1a
CobaltStrike
564b7d047b5d73f2866c3a39c39aec21312ffbc4a24d4a31c83f1f53f03be3ec
CobaltStrike
56be4a35ec8ab2e47e326b153c690716d929dcad04421f0723cc2aaa250ec226
CobaltStrike
72e8bc12f384636fc86ced4c1d53f584e9ad4b6acd29748a59845e9cb631ff60
CobaltStrike
a3825f94837f9035ad00613e6aeabc18a201cdffb90d85fbaa848f64462d4f31
CobaltStrike
+ 549 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:908688232 backdoor trojan
Link:
https://tria.ge/reports/211111-md9krsbba3/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://137.184.73.49:80/v3/links/ping-centre
Unpacked files
SH256 hash:
da2c5f6e4655f4efa08616710fb7d035ffdf0776cdcdd8bae6712012677e8ca8
MD5 hash:
3909d13284651c23681ca87631d0240f
SHA1 hash:
e510293171d253233b4410c37602aead023705b5
Link:
https://www.unpac.me/results/8ab2e009-eb4b-4126-90b0-2d0a99eb1730/
SH256 hash:
5858f8e11a3dc6a7cc1ecce15ef3d1cfa7bf51e3f4079a50dfa581bb3f38476d
MD5 hash:
767052dabb95467315e209fcc1f8fc93
SHA1 hash:
c0a82e21c8ecb23dbb6ebbeacd331957c65f22b3
Link:
https://www.unpac.me/results/8ab2e009-eb4b-4126-90b0-2d0a99eb1730/
Malware family:
Cobalt Strike
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/5858f8e11a3d/report/overview.html
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/5858f8e11a3dc6a7cc1ecce15ef3d1cfa7bf51e3f4079a50dfa581bb3f38476d

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/204951/

Comments