MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1. 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


Rekobee


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1
SHA3-384 hash: a74e54ad7549c664e3ff5778348ddf2522f4cef56e21e80c49cfec484845885c508d6e1453dffa9ce83481cbe79f0479
SHA1 hash: 7316b5cc2aac0390890f6819d90b7cd36359ca62
MD5 hash: 8457f71c6a5fe83bb513d1dfba99271a
humanhash: east-diet-nineteen-sad
File name:update
Download: download sample
Signature Rekobee
Create hunting rule
File size:83'264 bytes
First seen:2022-09-11 15:33:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:mihlrshQNuVhNnUinhhWbCh+Kh0MqHekyN/1H5xuM8gya:mXhFlUinhhWbCh+ohq+xN/1Zx2gy
TLSH T1A7838E43B9628D7EC856C6304F4FA53AA577BC64EF12332B35401B64392FB196F29364
telfhash t1a4017687d93e47988ad65d24dcac53e38183d62a90669b04ff29ccc048ae44af218c8f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter r3dbU7z
Tags:backdoor elf Rekobee Rekoobe

Intelligence

File Origin
# of uploads :
1
# of downloads :
557
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.BackDoor.Siggen.103.7009.9631.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
rekoobe
Link:
https://www.filescan.io/uploads/631e0071a90642bcbb0195d7/reports/cbdc89de-7a9f-40a6-978d-c5f66e7a4349/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
13
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
PasteMiner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7fb320e3-3c79-4355-b5d5-9600bf963586
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1068513
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1/
Threat name:
Linux.Backdoor.Rekobee
Create hunting rule
Status:
Malicious
First seen:
2022-07-26 10:26:29 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 40 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5pkk4f7jumomdoxlcremh55645fadn5c6pelcwkqhlfwxmrkxqq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
linux
Link:
https://tria.ge/reports/220911-szq87sbhd4/
Behaviour
Writes DNS configuration
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1

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:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags

File information

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

Web download

Rekobee

elf bf5ea570bf4d18e60dd758a2461fbdf73a500dbd179e458aca81d65b5d9155e1

(this sample)

  
Delivery method
Distributed via web download

Comments