MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417
SHA3-384 hash: 7b5005a61098a652c92b278ac4899ea8854142e16f326ccfdcad398a68ccc2ae855d48941c16a6814e0c5cbbdb80ae31
SHA1 hash: b0535cb1c39548d2605f3ce913905cb0e49f931c
MD5 hash: 810e12bed5a8ebad37cc58ebad38c98d
humanhash: video-helium-happy-early
File name:deimos4.dll
Download: download sample
Signature YellowCockatoo
Create hunting rule
File size:143'872 bytes
First seen:2022-03-10 20:03:26 UTC
Last seen:2022-03-11 22:18:08 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash dae02f32a21e03ce65412f6e56942daa (123 x YellowCockatoo, 60 x CobaltStrike, 44 x JanelaRAT)
ssdeep 3072:Ktgbj1NH4vnR2wYpsY5/fV5wpEOqpEPZ0R/Si0KuK1yXH4w:4gbj1GvnRzYp1/NypLhib
Threatray 3 similar samples on MalwareBazaar
TLSH T1E8E39181738EDB91FF2C9AF8B8521730E33450ABC512B36768B07AF99E555685B402CF
Reporter luke92881
Tags:dll Jupyter solarmarker Yellow Cockatoo YellowCockatoo

Intelligence

File Origin
# of uploads :
4
# of downloads :
192
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/249231/
Detection(s):
SecuriteInfo.com.Variant.Tedy.88650.30026.32176.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/622a59b6b94fb38cb4552592/reports/3c898c8d-9804-4b89-bd47-2a13758bc2f3/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:
Jupyter
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/97a6c9c6-d3f7-419c-a6be-33c8c9e556d0
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/954494
Signature
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Call by Ordinal
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 586975 Sample: deimos4.dll Startdate: 10/03/2022 Architecture: WINDOWS Score: 52 13 Multi AV Scanner detection for submitted file 2->13 15 Sigma detected: Suspicious Call by Ordinal 2->15 7 loaddll32.exe 1 2->7         started        process3 process4 9 cmd.exe 1 7->9         started        process5 11 rundll32.exe 9->11         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417/
Threat name:
ByteCode-MSIL.Backdoor.Polazert
Create hunting rule
Status:
Malicious
First seen:
2022-03-10 20:04:07 UTC
File Type:
PE (.Net Dll)
AV detection:
16 of 27 (59.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uwvodc3w2glluhcjat2vp5xdxlsvos6xiakqwkly5ag6js6hkqlq._file
Verdict:
malicious
Similar samples:
1ab089aa70ae414ed619ed644f1d92d2797122fef8aa28f00581ef3ca9de2f82
YellowCockatoo
3407a30a697cc9ad2aa84fddc9f643a6b0f2012b286f99f5ac01064bbd56e09a
YellowCockatoo
cb053d19ba6b4339d20e5eced36a58fffe71f571422b41e8cc255af63de34557
YellowCockatoo
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220310-ytal6adhhl/
Unpacked files
SH256 hash:
a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417
MD5 hash:
810e12bed5a8ebad37cc58ebad38c98d
SHA1 hash:
b0535cb1c39548d2605f3ce913905cb0e49f931c
Link:
https://www.unpac.me/results/930591ac-766b-4af4-bd1f-6f7f444aba1d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417

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

File information

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

7194384ed0ce511e24b0e119d0d068f6

YellowCockatoo

DLL dll a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417

(this sample)

  
Dropped by
MD5 7194384ed0ce511e24b0e119d0d068f6
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/249231/

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