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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549
SHA3-384 hash: 27eadd591b8a1322218310c27ce51c7c844771ca3ea9181daa7fe451626c7f1aa93fcb0636dda59b9446d1e12bfb1fdb
SHA1 hash: e070278248ab55efc55a4ce300cf299133a3242b
MD5 hash: 6d16455959da44b16c022e31d0d7e3de
humanhash: nine-network-zulu-alabama
File name:amd64
Download: download sample
File size:482'032 bytes
First seen:2025-05-28 00:31:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:iD6LPBCvMk0O9na1M80cLt9i5aIaTtpc4W:2+QGO9naz0Szi5anTtR
TLSH T173A41212E290D8FEC4DAC170429FD27BFD767C544234BC6B6298F7322B3AE601B16A55
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
115
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9080.19648.12993.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68365b12668438e362e78e16linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creates directories
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/6836598ffd02ed5e058b4ba3/reports/cacf3538-3f6c-4bd7-b6da-3c1890aed89b/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/de6e7b1c-56bc-4891-b699-b8adcb8a6be3
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1700378
Signature
Executes the "crontab" command typically for achieving persistence
Opens /sys/class/net/* files useful for querying network interface information
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1700378 Sample: amd64.elf Startdate: 28/05/2025 Architecture: LINUX Score: 56 41 156.255.184.110, 20551, 6881 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 2->41 43 186.1.75.216, 44220 WINDTelecomSADO Dominican Republic 2->43 45 102 other IPs or domains 2->45 9 amd64.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        process3 process4 15 amd64.elf sh 9->15         started        17 amd64.elf 9->17         started        20 amd64.elf sh 9->20         started        signatures5 22 sh crontab 15->22         started        26 sh 15->26         started        49 Opens /sys/class/net/* files useful for querying network interface information 17->49 51 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->51 28 amd64.elf 17->28         started        30 sh crontab 20->30         started        process6 file7 39 /var/spool/cron/crontabs/tmp.5VBqjt, ASCII 22->39 dropped 53 Sample tries to persist itself using cron 22->53 55 Executes the "crontab" command typically for achieving persistence 22->55 32 sh crontab 26->32         started        35 amd64.elf 28->35         started        signatures8 process9 signatures10 47 Executes the "crontab" command typically for achieving persistence 32->47 37 amd64.elf 35->37         started        process11
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549/
Threat name:
Linux.Dropper.SAgnt
Create hunting rule
Status:
Malicious
First seen:
2025-05-28 08:12:29 UTC
AV detection:
15 of 24 (62.50%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fmzcji3p7z36hqsizlp3qkrtu4jbq7bjwcyjinddc5my6fm2mveq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/250528-avny6szsay/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Checks CPU configuration
Checks hardware identifiers (DMI)
Creates/modifies Cron job
Enumerates running processes
Reads MAC address of network interface
Reads hardware information
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c5904b82-605c-4142-9dd5-24b661a74bb7
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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.

Web download

elf 2b3224a36ffe77e3c248cadfb82a33a712187c29b0b094346317598f159a6549

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3550686/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments