MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e91e49fa225b2a9d7b6d5b33a64d4ebe96bbbcea3705438910a5196e0b9d030f. 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: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e91e49fa225b2a9d7b6d5b33a64d4ebe96bbbcea3705438910a5196e0b9d030f
SHA3-384 hash: c03f16b99d7dc2d43ae83188703e9c2d1d9b59278d4246a4872f474d92aca625aaac04ad222d07ed1c620032ec610397
SHA1 hash: fc7d4c54e08123acf79505f9f7c07c8518f243c8
MD5 hash: f7144fc51abcd6a37d15abfbcdb1d319
humanhash: mike-ink-march-hamper
File name:fgr.dll
Download: download sample
Signature YellowCockatoo
Create hunting rule
File size:175'616 bytes
First seen:2022-03-11 23:22:45 UTC
Last seen:2022-03-12 00:57:39 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash dae02f32a21e03ce65412f6e56942daa (123 x YellowCockatoo, 60 x CobaltStrike, 44 x JanelaRAT)
ssdeep 3072:lNrTDqVThmYQ5xOxoyaxiC867Z7jxdmcddlM+ywHp51RHnR7Dw55tTpkvJ+R5D2M:3O9wYxsks7Br7RdE3tTpkvJ+l
Threatray 5 similar samples on MalwareBazaar
TLSH T149048011338ED792DFAC9AF8B8921330D31450E7C712B35768B17AF89E655A87B042ED
Reporter SquiblydooBlog
Tags:dll Jupyter Polazert solarmarker Yellow Cockatoo YellowCockatoo

Intelligence

File Origin
# of uploads :
2
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/249751/
Detection(s):
SecuriteInfo.com.StaticAI-SuspiciousPE.12935.28415.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/622bd9d8dfdfa8501c8e6f19/reports/715cb453-d6a8-450a-9b53-375d32b4d166/overview
Result
Verdict:
UNKNOWN
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:
Solarmarker
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5ac92880-ba7f-48ad-8bcf-d95feab7efa4
Result
Threat name:
Unknown
Detection:
suspicious
Classification:
n/a
Score:
21 / 100
Link:
https://www.joesandbox.com/analysis/955333
Signature
Sigma detected: Suspicious Call by Ordinal
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 587814 Sample: fgr.dll Startdate: 12/03/2022 Architecture: WINDOWS Score: 21 13 Sigma detected: Suspicious Call by Ordinal 2->13 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/e91e49fa225b2a9d7b6d5b33a64d4ebe96bbbcea3705438910a5196e0b9d030f/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5epet6rclmvj263nlmz2mtkox2llxphkg4cuhciquumw4c45amhq._file
Verdict:
unknown
Similar samples:
1ab089aa70ae414ed619ed644f1d92d2797122fef8aa28f00581ef3ca9de2f82
YellowCockatoo
3407a30a697cc9ad2aa84fddc9f643a6b0f2012b286f99f5ac01064bbd56e09a
YellowCockatoo
3b04d7ed05fbc5ed842628c3b5693bd50b73bc92c2806a8ac4fdca4a45b708c1
YellowCockatoo
a5aae18b76d196ba1c4904f557f6e3bae5574bd740150b2978e80de4cbc75417
YellowCockatoo
cb053d19ba6b4339d20e5eced36a58fffe71f571422b41e8cc255af63de34557
YellowCockatoo
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220311-3c47nafegk/
Unpacked files
SH256 hash:
e91e49fa225b2a9d7b6d5b33a64d4ebe96bbbcea3705438910a5196e0b9d030f
MD5 hash:
f7144fc51abcd6a37d15abfbcdb1d319
SHA1 hash:
fc7d4c54e08123acf79505f9f7c07c8518f243c8
Link:
https://www.unpac.me/results/9cd0fe3e-6281-4621-b655-ca3825235fe8/
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/e91e49fa225b2a9d7b6d5b33a64d4ebe96bbbcea3705438910a5196e0b9d030f

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/249751/

Comments