MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538
SHA3-384 hash: 57db15e8b1ddcfbe77d31dda747c15340a8ecf4bd463e6a1f1fe108b532d9b3544eb3be20576b9b04a04c3d1ad41f7bf
SHA1 hash: 265561f8aba7a1dd0a21e96c0e9291f79a30ce76
MD5 hash: 61fbae60a51d1d38d72d01e75947e990
humanhash: stream-quiet-xray-august
File name:61fbae60a51d1d38d72d01e75947e990.dll
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:1'004'183 bytes
First seen:2022-03-19 16:58:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a62a4e55e145a922e3a860d82c01e587 (13 x CobaltStrike)
ssdeep 24576:p1PghBzKWN1zjpjLJ1RxfawzZA2UDF/WYVO0d8:pVax1zBLnfNZA2UDgYE0+
Threatray 1'515 similar samples on MalwareBazaar
TLSH T116256B0BF6B842E5C0B6C17E8593966AF7B2B851473083C752919B1E5F377E4AA3E301
File icon (PE):PE icon
dhash icon 79756cecb29999b9 (734 x Heodo, 20 x Nitol, 20 x ManusCrypt)
Reporter abuse_ch
Tags:CobaltStrike dll exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
659
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/252986/
Detection(s):
Win.Malware.Cobaltstrike-9941357-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching cmd.exe command interpreter
Launching a process
DNS request
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/9838/overview
Behaviour
MalwareBazaar
MeasuringTime
CursorPosition
SystemUptime
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
expand.exe explorer.exe greyware keylogger overlay packed rundll32.exe shell32.dll
Link:
https://www.filescan.io/uploads/62360bdbdfdfa8501cbc5856/reports/a3c7a128-8c02-43f7-9103-9ce0e228b595/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8050efd4-2cbd-410e-8c45-c3652ffc1dd6
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/960117
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: Suspicious Call by Ordinal
System process connects to network (likely due to code injection or exploit)
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 592596 Sample: 8T2YEGnaRl.dll Startdate: 19/03/2022 Architecture: WINDOWS Score: 100 40 Multi AV Scanner detection for domain / URL 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 5 other signatures 2->46 9 loaddll64.exe 1 2->9         started        process3 process4 11 rundll32.exe 9->11         started        15 cmd.exe 9->15         started        17 cmd.exe 1 9->17         started        dnsIp5 36 benokij.com 139.60.161.165, 443, 49758, 49760 HOSTKEY-USAUS United States 11->36 50 System process connects to network (likely due to code injection or exploit) 11->50 52 Queues an APC in another process (thread injection) 11->52 19 rundll32.exe 15->19         started        23 conhost.exe 15->23         started        25 rundll32.exe 17->25         started        signatures6 process7 dnsIp8 34 benokij.com 19->34 48 System process connects to network (likely due to code injection or exploit) 19->48 27 cmd.exe 1 25->27         started        signatures9 process10 process11 29 rundll32.exe 27->29         started        32 conhost.exe 27->32         started        dnsIp12 38 benokij.com 29->38
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538/
Threat name:
Win64.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2022-03-19 16:59:14 UTC
File Type:
PE+ (Dll)
Extracted files:
68
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=idcrnjtqmlqrhzgzeemjbojgxqckozrevmjdpfefafgu6xuyou4a._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
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CobaltStrike
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3e4e6f02b0d0f4a8864b756c0c2f4e91ba4fff73e823680bb2927a665756f73c
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929fb8f4c028bab8fcb5b1f89163abbfa088fadc9555efb5f6508e09d90d6654
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9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545
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adf06025450cc81948a71792d5cf74eab95c60e80bd51f6a296402cd58751e80
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d1d0c9d1ee7b800d491c9fb3fc94b93e5c59d903a4debb092846c46481077ae0
CobaltStrike
+ 1'505 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:0 backdoor trojan
Link:
https://tria.ge/reports/220319-vhevysedb6/
Behaviour
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Blocklisted process makes network request
Cobaltstrike
Malware Config
C2 Extraction:
http://benokij.com:443/jquery-3.3.1.min.js
Unpacked files
SH256 hash:
40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538
MD5 hash:
61fbae60a51d1d38d72d01e75947e990
SHA1 hash:
265561f8aba7a1dd0a21e96c0e9291f79a30ce76
Link:
https://www.unpac.me/results/3813295f-2967-46cd-ac36-7f8decdd7da5/
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/40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

CobaltStrike

Executable exe 40c516a67062e113e4d9211890b926bc04a76624ab12379485014d4f5e987538

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2090916/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/252986/

Comments