MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3. 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


Osiris


Vendor detections: 6


Intelligence 6 IOCs YARA 4 File information Comments
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SHA256 hash: 6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3
SHA3-384 hash: a06cab0577ee252caa545a98cbe1776680b7a30920d338649f60deea08dca82fd4cdee233432cbc65dd2042f4c56c486
SHA1 hash: 2d80ceba1af9a16ef2b8186c5f46a19e984837f3
MD5 hash: d7445ce4be501700003a79023147e9b9
humanhash: purple-uranus-apart-sad
File name:kronos.js
Download: download sample
Signature Osiris
Create hunting rule
File size:2'631'436 bytes
First seen:2021-01-12 13:50:37 UTC
Last seen:2021-02-08 18:21:51 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:K7CMeEg04yt6FXjegX0Z62vdg+wYR9zECQsIuh3+7Ele3UfZ0l0jLqx15FUaHMyW:Kxzt21GVMA5l0PrFLePdidePdiI
TLSH 88C59B3F62D090058ACF41B39E736A67F7DEC1E11BA9541C7B06251EC83CDB634AB992
Reporter @0x746f6d6669
Tags:kronos Osiris

Intelligence

File Origin
# of uploads :
3
# of downloads :
379
Origin country :
FR FR
Mail intelligence
Gathering data
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.JS.Exploit.vx.13977.UNOFFICIAL
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Result
Verdict:
MALICIOUS
Details
Malicious Scriptlet 2 of 7
Detected a malicious pivot typically seen during the 'file-less' pivot commonly seen in malware carriers.
Detection:
n/a
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Link:
https://mwdb.cert.pl/sample/6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3/
Detection(s):
Suspicious file
Link:
https://www.spamhaus.org/query/hash/no3r3c7tftho62sdce3obslfvkifyrocic2axmqku35w6zqtadzq._file
Result
Malware family:
osiris
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Score:
  10/10
Tags:
family:osiris banker botnet
Link:
https://tria.ge/reports/210113-yc4pvr7av2/
Behaviour
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Osiris
AV coverage:
5.26%
AV detections:
3 / 57
Link:
https://www.virustotal.com/gui/file/6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3/detection/f-6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3-1610460870
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6bb71d8bf32cceef6a431136e0c965aa905c45c240b40bb20aa6fb6f661300f3

YARA Signatures

MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:Email_stealer_bin_mem
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Author:James_inthe_box
Description:Email in files like avemaria
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Kronos
Create hunting rule
Author:kevoreilly
Description:Kronos Payload
Rule name:win_kronos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Comments