MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1
SHA3-384 hash: e5f3196384d4a44bd5eca8488476a68171fc61ba783e41271bd06eabc1693f71efb8eb982dd022b30eecb2886d5c83e6
SHA1 hash: 46cbf3e43adbca2b1331b8f1767d7f53c64dee67
MD5 hash: 9f63e43c5bf2384150de7676afc79ab6
humanhash: uranus-quiet-twelve-avocado
File name:amd64
Download: download sample
File size:482'032 bytes
First seen:2025-06-19 22:46:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:iD6LPBCvMk0O9na1M80cLt9i5aIaTtpc4W:2+QGO9naz0Szi5anTtR
TLSH T165A41212E290D8FEC4DAC070469FD27BFD76BC544234BC6B6198F7322B3AE601B16A55
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 :
68
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9080.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32058.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31951.LX.BOT.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6854935c180182a3d01b15fclinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creates directories
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
base64 exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/6854937e3faf8fcd7d3714dd/reports/02bdc967-338f-47e6-8858-3bd3fb30fb78/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a2460174-2873-4906-88dd-849e870d98af
Behavior Graph:
Download SVG
%3 guuid=488d122a-1800-0000-1e21-456c8a090000 pid=2442 /usr/bin/sudo guuid=b58ebc2b-1800-0000-1e21-456c8b090000 pid=2443 /tmp/sample.bin guuid=488d122a-1800-0000-1e21-456c8a090000 pid=2442->guuid=b58ebc2b-1800-0000-1e21-456c8b090000 pid=2443 execve guuid=cac1f62b-1800-0000-1e21-456c8c090000 pid=2444 /usr/bin/dash guuid=b58ebc2b-1800-0000-1e21-456c8b090000 pid=2443->guuid=cac1f62b-1800-0000-1e21-456c8c090000 pid=2444 execve guuid=29eb882c-1800-0000-1e21-456c8d090000 pid=2445 /usr/bin/dash guuid=b58ebc2b-1800-0000-1e21-456c8b090000 pid=2443->guuid=29eb882c-1800-0000-1e21-456c8d090000 pid=2445 execve guuid=7a37fd2c-1800-0000-1e21-456c90090000 pid=2448 /tmp/sample.bin mprotect-exec zombie guuid=b58ebc2b-1800-0000-1e21-456c8b090000 pid=2443->guuid=7a37fd2c-1800-0000-1e21-456c90090000 pid=2448 clone guuid=9067d32c-1800-0000-1e21-456c8e090000 pid=2446 /usr/bin/dash guuid=29eb882c-1800-0000-1e21-456c8d090000 pid=2445->guuid=9067d32c-1800-0000-1e21-456c8e090000 pid=2446 clone guuid=78b7dc2c-1800-0000-1e21-456c8f090000 pid=2447 /usr/bin/dash guuid=29eb882c-1800-0000-1e21-456c8d090000 pid=2445->guuid=78b7dc2c-1800-0000-1e21-456c8f090000 pid=2447 clone guuid=5306f831-1800-0000-1e21-456c97090000 pid=2455 /tmp/sample.bin zombie guuid=7a37fd2c-1800-0000-1e21-456c90090000 pid=2448->guuid=5306f831-1800-0000-1e21-456c97090000 pid=2455 clone guuid=e58eff31-1800-0000-1e21-456c98090000 pid=2456 /tmp/sample.bin guuid=5306f831-1800-0000-1e21-456c97090000 pid=2455->guuid=e58eff31-1800-0000-1e21-456c98090000 pid=2456 clone guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457 /tmp/sample.bin dns net net-scan send-data guuid=e58eff31-1800-0000-1e21-456c98090000 pid=2456->guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457 clone d316b2ae-0a7e-5b43-8de6-745900c90c54 127.0.0.1:65535 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->d316b2ae-0a7e-5b43-8de6-745900c90c54 con 38a4910e-6f05-5afe-a8e3-398c2eb18329 time.cloudflare.com:123 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->38a4910e-6f05-5afe-a8e3-398c2eb18329 send: 48B 7428fc21-7b44-5039-bba2-f57ca8d2e168 31.200.249.162:31994 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->7428fc21-7b44-5039-bba2-f57ca8d2e168 send: 68B be23ef18-81f0-5b97-834c-0eebd183ad5d 31.200.249.146:31846 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->be23ef18-81f0-5b97-834c-0eebd183ad5d send: 68B 1f815bdc-47d0-5fdd-9914-4c6bf8145181 181.214.218.62:50501 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->1f815bdc-47d0-5fdd-9914-4c6bf8145181 send: 68B 9ebec08a-303b-5aa4-9689-80050104127c 94.253.53.249:3953 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->9ebec08a-303b-5aa4-9689-80050104127c send: 68B f58971e1-c25a-5266-b420-718501f3f010 159.65.200.220:6812 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->f58971e1-c25a-5266-b420-718501f3f010 send: 68B a7c45dda-c52b-509b-ae32-e2f941990fff 209.38.196.30:6812 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->a7c45dda-c52b-509b-ae32-e2f941990fff send: 104B 8f8de251-537e-5b16-882d-a27d1ded5892 159.65.200.220:6816 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->8f8de251-537e-5b16-882d-a27d1ded5892 send: 68B 5bc4bf85-96ee-588f-ab8c-cf67dd1b2b15 209.38.196.30:6818 guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->5bc4bf85-96ee-588f-ab8c-cf67dd1b2b15 send: 68B guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457|send-data send-data to 276 IP addresses review logs to see them all guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457->guuid=211a0832-1800-0000-1e21-456c99090000 pid=2457|send-data send
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c8109b62-413d-40ea-9afb-b7ac25bd415a
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1718955
Signature
Connects to many ports of the same IP (likely port scanning)
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
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: 1718955 Sample: amd64.elf Startdate: 20/06/2025 Architecture: LINUX Score: 68 38 209.38.196.30, 44972, 6812, 6818 ATT-INTERNET4US United States 2->38 40 170.82.135.186, 6881, 7597 WebbyTecnologiaLtdaBR Brazil 2->40 42 102 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Connects to many ports of the same IP (likely port scanning) 2->46 10 amd64.elf 2->10         started        signatures3 process4 process5 12 amd64.elf sh 10->12         started        14 amd64.elf 10->14         started        17 amd64.elf sh 10->17         started        signatures6 19 sh crontab 12->19         started        23 sh 12->23         started        54 Opens /sys/class/net/* files useful for querying network interface information 14->54 56 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->56 25 amd64.elf 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.zRqH0L, ASCII 19->36 dropped 48 Sample tries to persist itself using cron 19->48 50 Executes the "crontab" command typically for achieving persistence 19->50 29 sh crontab 23->29         started        32 amd64.elf 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 amd64.elf 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-06-19 22:47:26 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fcfke2b4sxh6n3abohtxlb2nonoaqs55ik6a5mhr5g2vbgzx76qq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/250619-2qqezsbr7w/
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/8d45ea99-9a7e-42b8-b878-d3976deb88f4
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/288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1

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 288aa2683c95cfe6ec0171e775874d735c084bbd42bc0eb0f1e9b5509b37ffa1

(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