MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d0e91145242e2c5e18b651260993c4559a016e7b3f5e10167b04949dcea8978a. 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: 11


Intelligence 11 IOCs YARA 14 File information Comments
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SHA256 hash: d0e91145242e2c5e18b651260993c4559a016e7b3f5e10167b04949dcea8978a
SHA3-384 hash: af01b4af0c354672b7e83ff664fde1b75c55b9bce90f9f90e5c0a86fcc9ee45e8b5b3bba62e725da81b1b0b78bab26ce
SHA1 hash: 3e5e8d2d0eb1cbf869a72b19b338cadd61c8d35c
MD5 hash: bf0904eddd9a8dd13262ab530a02dd44
humanhash: beryllium-spring-utah-august
File name:bf0904eddd9a8dd13262ab530a02dd44.exe
Download: download sample
Signature CobaltStrike
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File size:224'256 bytes
First seen:2021-07-04 06:32:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike)
ssdeep 3072:8A8eJPtU2qp1jAucHR8YsQeKE5cT6V6aXOGio1WkNYIekzwaE5ipx0:8A8eJ+2q3yHxicT6waxF1WYY/TY7
TLSH DE24F07224F76BDAD06B48F3F45BB62AAED3A943CD432AD4E704E548C1F80EB9053951
Reporter abuse_ch
Tags:CobaltStrike exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
521
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cobaltstrike_shellcode.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-29 13:52:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e44e11f5-4f13-40f9-9437-f3ef12ecf750

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/169547/
Detection(s):
SecuriteInfo.com.Crypt5.BLLV.UNOFFICIAL
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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:
CobaltStrike
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e3ac5789-1293-42c2-ac68-791a61abc15b
Result
Threat name:
CobaltStrike
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Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/811514
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:
cobaltstrike
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Link:
https://mwdb.cert.pl/sample/d0e91145242e2c5e18b651260993c4559a016e7b3f5e10167b04949dcea8978a/
Threat name:
Win32.Trojan.CobaltStrike
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Status:
Malicious
First seen:
2021-06-30 00:57:14 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2durcrjefywf4gfwketate6ekwnac3t3h5pbaft3askj3tvis6fa._file
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:1359593325 backdoor trojan
Link:
https://tria.ge/reports/210704-lww2sjyv2s/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://203.23.128.143:443/search/
Unpacked files
SH256 hash:
c8b389996d76c13ee1db3398ac76da1cd1aef5d5c7111c82f5383afdcd840754
MD5 hash:
0f466b08ddce7542b6fa2624e96e6d8c
SHA1 hash:
84e93b5bb53ede889ba10269273c155360bc2927
Link:
https://www.unpac.me/results/bc0f2c3e-7892-4a34-b2b1-a2ecfade50c3/
SH256 hash:
b048a2a393fd1121823f1088e8f8746643477f54f909076d4e675b92683dd17d
MD5 hash:
a9ffc9e03bb9a6e9d5708a283e373faf
SHA1 hash:
318d968b1f69877ecde58ad2e4d873020ef14744
Link:
https://www.unpac.me/results/bc0f2c3e-7892-4a34-b2b1-a2ecfade50c3/
SH256 hash:
d0e91145242e2c5e18b651260993c4559a016e7b3f5e10167b04949dcea8978a
MD5 hash:
bf0904eddd9a8dd13262ab530a02dd44
SHA1 hash:
3e5e8d2d0eb1cbf869a72b19b338cadd61c8d35c
Link:
https://www.unpac.me/results/bc0f2c3e-7892-4a34-b2b1-a2ecfade50c3/
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/d0e91145242e2c5e18b651260993c4559a016e7b3f5e10167b04949dcea8978a

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
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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:CobaltStrikeBeacon
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Author:enzo
Description:Cobalt Strike Beacon Payload
Rule name:CobaltStrike_Unmodifed_Beacon
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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:CS_beacon
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Author:Etienne Maynier tek@randhome.io
Rule name:HKTL_CobaltStrike_Beacon_4_2_Decrypt
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Author:Elastic
Description:Identifies deobfuscation routine used in Cobalt Strike Beacon DLL version 4.2
Reference:https://www.elastic.co/blog/detecting-cobalt-strike-with-memory-signatures
Rule name:HKTL_CobaltStrike_Beacon_Strings
Create hunting rule
Author:Elastic
Description:Identifies strings used in Cobalt Strike Beacon DLL
Reference:https://www.elastic.co/blog/detecting-cobalt-strike-with-memory-signatures
Rule name:HKTL_Meterpreter_inMemory
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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:HKTL_Win_CobaltStrike
Create hunting rule
Author:threatintel@volexity.com
Description:The CobaltStrike malware family.
Reference:https://www.volexity.com/blog/2021/05/27/suspected-apt29-operation-launches-election-fraud-themed-phishing-campaigns/
Rule name:INDICATOR_SUSPICIOUS_ReflectiveLoader
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Author:ditekSHen
Description:detects Reflective DLL injection artifacts
Rule name:ReflectiveLoader
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Author:Florian Roth
Description:Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
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Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:WiltedTulip_ReflectiveLoader
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Author:Florian Roth
Description:Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip
Reference:http://www.clearskysec.com/tulip
Rule name:win_cobalt_strike_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/169547/

Comments