MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e. 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


YellowCockatoo


Vendor detections: 10


Intelligence 10 IOCs YARA 4 File information Comments
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SHA256 hash: 336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e
SHA3-384 hash: 2d5cab743bd080173cd605f0bded84979dd72c2382ffe1cfe0a0cca94af14116868707add65d45319cca90e44a6d2749
SHA1 hash: 922dc430916c45ca4ce03b130734bdd2a2ba9518
MD5 hash: fe3fcb4dc2fea0af8139645a9639ff7c
humanhash: alanine-butter-eighteen-lake
File name:xABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZMSqSZZOCMRxAiOXJYi.dll
Download: download sample
Signature YellowCockatoo
Create hunting rule
File size:603'648 bytes
First seen:2023-09-06 17:30:18 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash dae02f32a21e03ce65412f6e56942daa (123 x YellowCockatoo, 62 x CobaltStrike, 44 x JanelaRAT)
ssdeep 12288:X+8fLx0Qhu6nCCG7Pc7wbA0gN3iHZ7JNP7Y:DfnCTyNSdJ
TLSH T194D4DF103B64CC609B6C26E869CB93038B2756A7DDEFFF0306A291341A6B96357513CF
TrID 35.4% (.EXE) Win64 Executable (generic) (10523/12/4)
22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.1% (.EXE) Win32 Executable (generic) (4505/5/1)
6.9% (.ICL) Windows Icons Library (generic) (2059/9)
6.8% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SquiblydooBlog
Tags:dll Jupyter Polazert solarmarker YellowCockatoo

Intelligence

File Origin
# of uploads :
1
# of downloads :
305
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/446694/
Detection(s):
SecuriteInfo.com.Trojan.PolazertNET.12.12206.26769.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64f8b756560864d1b6768516/reports/3d69a0bc-4215-4286-8be6-9db1efcf4c22/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e
Malware family:
Solarmarker
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e171ad72-afe0-4ccd-88af-a74d5a2c5901
Result
Threat name:
Jupyter
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1304614
Signature
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Yara detected Jupyter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1304614 Sample: xABCDEFGHIJKLMNOPQRSTUVWXYZ... Startdate: 06/09/2023 Architecture: WINDOWS Score: 60 15 Multi AV Scanner detection for submitted file 2->15 17 Yara detected Jupyter 2->17 19 Sample uses string decryption to hide its real strings 2->19 7 loaddll32.exe 1 2->7         started        process3 process4 9 cmd.exe 1 7->9         started        11 conhost.exe 7->11         started        process5 13 rundll32.exe 9->13         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-09-06 03:19:37 UTC
File Type:
PE (.Net Dll)
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gnwcahgdz3n3ptpso2rrg7tn67w4dc255nv6dj4wi7dq4su7uypa._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/230906-v3pkwsab7x/
Unpacked files
SH256 hash:
336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e
MD5 hash:
fe3fcb4dc2fea0af8139645a9639ff7c
SHA1 hash:
922dc430916c45ca4ce03b130734bdd2a2ba9518
Link:
https://www.unpac.me/results/ff45121f-95f0-45ca-a2ed-0a2971bfd71c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.94
Link:
https://yomi.yoroi.company/submissions/336c201cc3cedbb7cdf276a3137e6df7edc18b5deb6be1a79647c70e4a9fa61e

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:extracted_at_0x44b
Create hunting rule
Author:cb
Description:sample - file extracted_at_0x44b.exe
Reference:Internal Research
Rule name:NETDLLMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Solarmarker_Packer_May_2023
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:another version showing observed possible packer in hexdump at specific offset ranges.
Reference:http://security5magics.blogspot.com/2020/12/tracking-jupyter-malware.html
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

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/446694/

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