MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 70c2978f454bf649909371b631882baf3c9f3db525d342c9aed88fa0b334bf5e. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 70c2978f454bf649909371b631882baf3c9f3db525d342c9aed88fa0b334bf5e
SHA3-384 hash: 55d5c527a321759ce2fea2d32993bf160275f3cbf41e4f08c8786b0e1400fdc67d79177c95b50e2a30bd90cece0f8d63
SHA1 hash: 872f6dbf812151a722e7b304b5a5778ef9c620b3
MD5 hash: b8395ba9dc89531db9bd8cf6b6a9a522
humanhash: bulldog-wolfram-green-enemy
File name:Appendix-C-Acceptance-of-Acknowledgement-of-Policies-and.7z
Download: download sample
Signature YellowCockatoo
Create hunting rule
File size:3'869'649 bytes
First seen:2023-10-26 08:43:34 UTC
Last seen:Never
File type: 7z
MIME type:application/x-7z-compressed
ssdeep 49152:YhEJmjxkHipo39d84k2NjPjsVOUUnu1gi9OUfWOhU7299sVSj+30G2fKYJv82Uyy:YhEhntrdPoj1gi5L+y99sVSjroYvct0m
TLSH T1D70633AAD2023F09C725D89F698C842838B940FFEE92AF1B75797593DBC590B701584F
TrID 57.1% (.7Z) 7-Zip compressed archive (v0.4) (8000/1)
42.8% (.7Z) 7-Zip compressed archive (gen) (6000/1)
Reporter SquiblydooBlog
Tags:7z file-pumped Jupyter Polazert solarmarker YellowCockatoo

Intelligence

File Origin
# of uploads :
1
# of downloads :
159
Origin country :
US US
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Appendix-C-Acceptance-of-Acknowledgement-of-Policies-and.exe
Pumped file This file is pumped. MalwareBazaar has de-pumped it.
File size:318'971'696 bytes
SHA256 hash: 820eda2078723e7f1c09d0e6d3641ea822c2b36c981cb5bfa4e445733664c087
MD5 hash: 478726693466e135a70884f3aeb4028b
De-pumped file size:790'016 bytes (Vs. original size of 318'971'696 bytes)
De-pumped SHA256 hash: 0c058d445fe372c647a94e1dfcdb2cb77dedbc9ef6b5a3c0f9bb92b5bdc41542
De-pumped MD5 hash: e93a2abb20d9198bc541e9cd94f4d6ac
MIME type:application/x-dosexec
Signature YellowCockatoo
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control evasive installer large-file lolbin overlay packed setupapi shell32
Link:
https://www.filescan.io/uploads/653a26d44ebf05ac3f3a265b/reports/977c2cae-6813-4358-82d2-a63efde610b9/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/70c2978f454bf649909371b631882baf3c9f3db525d342c9aed88fa0b334bf5e
Result
Verdict:
MALICIOUS
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/70c2978f454bf649909371b631882baf3c9f3db525d342c9aed88fa0b334bf5e/
Threat name:
ByteCode-MSIL.Trojan.Polazert
Create hunting rule
Status:
Malicious
First seen:
2023-10-26 08:44:07 UTC
File Type:
Binary (Archive)
Extracted files:
399
AV detection:
7 of 23 (30.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=odbjpd2fjp3eteetog3ddcblv46j6pnvexjufsno3ch2bmzux5pa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/231026-k2qrfsfd6x/
Behaviour
Checks processor information in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
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/70c2978f454bf649909371b631882baf3c9f3db525d342c9aed88fa0b334bf5e

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:Borland
Create hunting rule
Author:malware-lu
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Comments