MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1. 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


BlackCat


Vendor detections: 9


Intelligence 9 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1
SHA3-384 hash: ee5f5027077fbc1b77c6072a26efef5494d264b7958c9efcb616d4268fd3d46cb29ed1e1eb1e60f72b9307627bc0f35b
SHA1 hash: 362aa21546904629b28a56c9d5c4bfd3b53296f5
MD5 hash: 92ed8739cfb9132c8b57016e3c071a28
humanhash: september-robin-salami-colorado
File name:3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1
Download: download sample
Signature BlackCat
Create hunting rule
File size:1'922'056 bytes
First seen:2022-11-15 12:28:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 49152:IqeL+lTdKGwpizjdRVdjezCFvw9b28vXUG3ao3tGbK:Iqe0/FdjezChlbK
TLSH T1C4953B47F5A250ADD5BAC934832EA133F6317C0D41252A6777D8EA203F5AF209F1E7A1
telfhash t12f2147495c3d1aeaa4b22d5098202993c287c67cb9148b04ff65dec21bee449f226e0f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter Ric4rdo0liveir4
Tags:blackcat elf Ransomware

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'000
Origin country :
PT PT
Vendor Threat Intelligence
Detection(s):
Unix.Ransomware.BlackCat-9974916-0
Create hunting rule

Unix.Ransomware.BlackCat-9939252-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6373860f07c3f5e84a0141d2/reports/79dee415-e0f9-44e9-b76a-ec58abdbad69/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
14
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
BlackCat Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7275a01f-9d24-45b4-862b-c7b0c70714e0
Result
Threat name:
BlackCat
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1113772
Signature
Antivirus / Scanner detection for submitted sample
Found Tor onion address
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Yara detected BlackCat Ransomware
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1/
Threat name:
Linux.Ransomware.BlackCat
Create hunting rule
Status:
Malicious
First seen:
2021-12-25 19:43:30 UTC
File Type:
ELF64 Little (SO)
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hieohp7mfw25x3hdlgwjmyxgknq2qys2aeronc2wzvpphlw7rtqq._file
Result
Malware family:
blackcat
Create hunting rule
Score:
  10/10
Tags:
family:blackcat linux
Link:
https://tria.ge/reports/221115-pnwsrshf8x/
Behaviour
Reads runtime system information
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1

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:elf_blackcat_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.blackcat.
Rule name:ELF_RANSOMWARE_BLACKCAT
Create hunting rule
Author:Jesper Mikkelsen
Description:Detect Linux version of BlackCat Ransomware
Reference:https://www.virustotal.com/gui/file/056d28621dca8990caf159f8e14069a2343b48146473d2ac586ca9a51dfbbba7
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:esxi_commands_ransomware
Create hunting rule
Author:Marius 'f0wL' Genheimer <hello@dissectingmalwa.re>
Description:Detects commands issued by Ransomware to interact with ESXi VMs
Rule name:INDICATOR_KB_ID_Ransomware_BlackCat
Create hunting rule
Author:ditekShen
Description:Detects files referencing identities associated with BlackCat ransomware
Rule name:MALWARE_Win_BlackCat
Create hunting rule
Author:ditekSHen
Description:Detects BlackCat ransomware
Rule name:RAN_ELF_ALPHV_Dec_2021_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect the ELF version of ALPHV ransomware
Reference:Internal Research
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

  
Link
https://www.virustotal.com/gui/file/3a08e3bfec2db5dbece359ac9662e65361a8625a0122e68b56cd5ef3aedf8ce1

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