MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307. 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 14 File information Comments
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SHA256 hash: 02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307
SHA3-384 hash: 8babfbdead4dfff91a2bcd7f7724745b6ddb90a3c46548399c8b69af9b3f00d31e88d91e4986cb24e1b465c0dc8da51f
SHA1 hash: 732044cd390a93144cb6af8bf77b81de8488ef35
MD5 hash: e429c475a9e1234bf9a545088372aa1e
humanhash: hydrogen-seventeen-single-alabama
File name:e429c475a9e1234bf9a545088372aa1e
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:204'288 bytes
First seen:2020-10-25 08:05:14 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash e66a62b251fcfbbc930b074503d08542 (24 x CobaltStrike)
ssdeep 3072:HNEfMCK7JqusgLiKG5TnN7FgkQB7R80kUzRe5P1:SfM5dS/JBN7jiR80VA
Threatray 134 similar samples on MalwareBazaar
TLSH 7F148CA53184D032D45B0434674BC77E5E7CBDF016A1A987BFC81E5A9E716A3EB2A303
Reporter seifreed
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CobaltStrikeBeacon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/75523/
Detection(s):
Win.Trojan.CobaltStrike-8091534-0
Create hunting rule

Win.Tool.CobaltStrike-6336852-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/509203
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 303721 Sample: cF1SRmRZr5 Startdate: 25/10/2020 Architecture: WINDOWS Score: 68 15 Malicious sample detected (through community Yara rule) 2->15 17 Antivirus / Scanner detection for submitted sample 2->17 19 Multi AV Scanner detection for submitted file 2->19 21 Machine Learning detection for sample 2->21 7 loaddll32.exe 1 2->7         started        process3 process4 9 rundll32.exe 7->9         started        11 rundll32.exe 7->11         started        process5 13 WerFault.exe 23 9 9->13         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307/
Threat name:
Win32.Backdoor.CobaltStrikeBeacon
Create hunting rule
Status:
Malicious
First seen:
2020-07-28 21:32:00 UTC
AV detection:
45 of 48 (93.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=akvsy3qgmicowwgpphuewqpzgyofzhqvcxzv3ns4lxcmgom2umdq._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
1044f568614deacf998642d0b334f2a807323a8104c95bb63dd0bf9a3582792a
CobaltStrike
135dc0447b4d637a67d79b5d8e7b1898b8b1f3609eaaba74234413a4e8b7e65c
CobaltStrike
21bfec8403c22b296932e59c83b18fb06b96d5210e6469d84abafc474224d77e
CobaltStrike
2c52595ab1893c638924dae5382e93857c85aa6e5352464747ef8e679ef28d01
CobaltStrike
400752bfd286dfd2d38f1bb83d192200811a02fd8ed91bdb1ab4b28c7cb0ff6d
CobaltStrike
6cb2f8f6895c7bd10388fbb74d271a9adc5285933e78d155b33a3fab13a5863f
CobaltStrike
744deacf002489d017c1b09453e52847ec125f79b6ed54cab48aec5a46094bfc
CobaltStrike
92b093b1547bc3437f4a56d5fc3e72fca3cff6a61403b43125e47896719786ad
CobaltStrike
d25e5a8313c6cbb5b22b24fdb0b5a67706b1d2a6920515ec2de2cc6f5551f848
CobaltStrike
da533e79efe356df581f530f4830b868e63c4d2c089975e929b91403d01ecc37
CobaltStrike
+ 124 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/201025-l6yep48bjs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Malware Config
C2 Extraction:
http://85.143.223.5:443/updates.rss
Unpacked files
SH256 hash:
02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307
MD5 hash:
e429c475a9e1234bf9a545088372aa1e
SHA1 hash:
732044cd390a93144cb6af8bf77b81de8488ef35
Detections:
win_cobalt_strike_auto
Create hunting rule
Link:
https://www.unpac.me/results/f7795693-1a74-46b3-be46-647b06ab3f6f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
CobaltStrike
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307

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_CobaltStrike_Beacon_Indicator
Create hunting rule
Author:JPCERT
Description:Detects CobaltStrike beacons
Reference:https://github.com/JPCERTCC/aa-tools/blob/master/cobaltstrikescan.py
Rule name:Beacon_K5om
Create hunting rule
Author:Florian Roth
Description:Detects Meterpreter Beacon - file K5om.dll
Reference:https://www.fireeye.com/blog/threat-research/2017/06/phished-at-the-request-of-counsel.html
Rule name:CobaltStrike
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect CobaltStrike Beacon in memory
Reference:https://blogs.jpcert.or.jp/en/2018/08/volatility-plugin-for-detecting-cobalt-strike-beacon.html
Rule name:CobaltStrike_C2_Encoded_Config_Indicator
Create hunting rule
Author:yara@s3c.za.net
Description:Detects CobaltStrike C2 encoded profile configuration
Rule name:HKTL_Meterpreter_inMemory
Create hunting rule
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:Leviathan_CobaltStrike_Sample_1
Create hunting rule
Author:Florian Roth
Description:Detects Cobalt Strike sample from Leviathan report
Reference:https://goo.gl/MZ7dRg
Rule name:Malware_QA_vqgk
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file vqgk.dll
Reference:VT Research QA
Rule name:MALW_cobaltrike
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect CobaltStrike beacon
Rule name:PowerShell_Susp_Parameter_Combo
Create hunting rule
Author:Florian Roth
Description:Detects PowerShell invocation with suspicious parameters
Reference:https://goo.gl/uAic1X
Rule name:ReflectiveLoader
Create hunting rule
Description:Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended
Reference:Internal Research
Rule name:Reflective_DLL_Loader_Aug17_2
Create hunting rule
Author:Florian Roth
Description:Detects Reflective DLL Loader - suspicious - Possible FP could be program crack
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:WiltedTulip_ReflectiveLoader
Create hunting rule
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/75523/

Comments