MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04629a6002988fe3739d8af64e685da73f2ddb927d5a31e59c007f596a2cf746. 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 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04629a6002988fe3739d8af64e685da73f2ddb927d5a31e59c007f596a2cf746
SHA3-384 hash: 8de7376b84f06e0296727a089c2680adcf5526de8e8478bbc1fa8ca76403fb277ca94a4626b03c6382fb137ad5317938
SHA1 hash: 1d32579c148801cbe8e10167fbab50d6846e84c8
MD5 hash: c3c379b9431f88eaab6ad7f3f0feda51
humanhash: jig-foxtrot-oscar-fourteen
File name:c3c379b9431f88eaab6ad7f3f0feda51
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:206'848 bytes
First seen:2020-10-25 08:09:56 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash f2e0b7b9a08bd8dcaf133d9278ecdb47 (40 x CobaltStrike)
ssdeep 3072:8jh9N4a1j7i2h9Td2+1lxvTeZna8xUhUbT15/:8jdF5doSxvixTxUA
Threatray 138 similar samples on MalwareBazaar
TLSH 43148DA171C4D036D0570479624BC77E5EBDFDF416B19483BF841AA69E713A3EB2A203
Reporter seifreed
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CobaltStrikeBeacon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/75618/
Detection(s):
Win.Trojan.CobaltStrike-8091534-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/509216
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
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 303725 Sample: 7AWA2nVQil Startdate: 25/10/2020 Architecture: WINDOWS Score: 76 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 2 other signatures 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/04629a6002988fe3739d8af64e685da73f2ddb927d5a31e59c007f596a2cf746/
Threat name:
Win32.PUA.CobaltStrikeBeacon
Create hunting rule
Status:
Malicious
First seen:
2019-07-10 15:47:28 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=arrjuyactch6g445rl3e42c5u47s3w4spvnddzm4ab7vs2rm65da._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
02ab2c6e066204eb58cf79e84b41f9361c5c9e1515f35db65c5dc4c3399aa307
CobaltStrike
1044f568614deacf998642d0b334f2a807323a8104c95bb63dd0bf9a3582792a
CobaltStrike
135dc0447b4d637a67d79b5d8e7b1898b8b1f3609eaaba74234413a4e8b7e65c
CobaltStrike
21bfec8403c22b296932e59c83b18fb06b96d5210e6469d84abafc474224d77e
CobaltStrike
2c52595ab1893c638924dae5382e93857c85aa6e5352464747ef8e679ef28d01
CobaltStrike
63bc1339f9de07f1d71e05199154c57e751d1d9d030041600d64556ae05019a0
CobaltStrike
6cb2f8f6895c7bd10388fbb74d271a9adc5285933e78d155b33a3fab13a5863f
CobaltStrike
744deacf002489d017c1b09453e52847ec125f79b6ed54cab48aec5a46094bfc
CobaltStrike
d25e5a8313c6cbb5b22b24fdb0b5a67706b1d2a6920515ec2de2cc6f5551f848
CobaltStrike
da533e79efe356df581f530f4830b868e63c4d2c089975e929b91403d01ecc37
CobaltStrike
+ 128 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/201025-1mwt58bem6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
ServiceHost packer
Unpacked files
SH256 hash:
04629a6002988fe3739d8af64e685da73f2ddb927d5a31e59c007f596a2cf746
MD5 hash:
c3c379b9431f88eaab6ad7f3f0feda51
SHA1 hash:
1d32579c148801cbe8e10167fbab50d6846e84c8
Detections:
win_cobalt_strike_auto
Create hunting rule
Link:
https://www.unpac.me/results/4c9c2b1c-36d8-46b9-81dc-2f3eb45d41e4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Carbanak
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/04629a6002988fe3739d8af64e685da73f2ddb927d5a31e59c007f596a2cf746

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:CobaltStrike_Unmodifed_Beacon
Create hunting rule
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: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: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/75618/

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