MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa
SHA3-384 hash: 3ef32a53f5616b6fe47ac3130f70dce124a682dbde44e041f26a546743895507d0b131d350a86e68a1387e9f04f26288
SHA1 hash: 76ed42e8e2272134d8485c3daa70638d5094b78b
MD5 hash: c6755dc75756b95d98769bb17fae773e
humanhash: five-mango-louisiana-blossom
File name:i686
Download: download sample
File size:587'764 bytes
First seen:2025-06-15 17:18:08 UTC
Last seen:2025-06-16 05:20:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:5D+Azf/CVCW3ISw+hRNb3W/aTyA9VV/cZWLnR98V+:5D+AznCVNIZ+vNbG/WYWrR98V
TLSH T1AEC42241EAB7C0F2F65349320103E7BF8F33C9099165D2A6D742F661EDB1B42469E66C
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 :
2
# of downloads :
75
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.32058.LX.BOT.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.9095.19017.2258.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=684f00708bd5d68a12e8b617linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Runs as daemon
Creates directories
Creating a process from a recently created file
Creating a file
Creating a file in the %temp% directory
Connection attempt
Locks files
Opens a port
Changes access rights for a written file
Collects information on the CPU
Receives data from a server
Sends data to a server
DNS request
Changes the time when the file was created, accessed, or modified
Creates or modifies files in /cron to set up autorun
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/085f845b-2e9d-4d67-ab66-50c0872dd770
Behavior Graph:
Download SVG
%3 guuid=5b7223ae-2000-0000-dbba-c2540d0b0000 pid=2829 /usr/bin/sudo guuid=42d7e7af-2000-0000-dbba-c254120b0000 pid=2834 /root/.sys/configuration guuid=5b7223ae-2000-0000-dbba-c2540d0b0000 pid=2829->guuid=42d7e7af-2000-0000-dbba-c254120b0000 pid=2834 execve guuid=f0a108b0-2000-0000-dbba-c254140b0000 pid=2836 /usr/bin/dash guuid=42d7e7af-2000-0000-dbba-c254120b0000 pid=2834->guuid=f0a108b0-2000-0000-dbba-c254140b0000 pid=2836 execve guuid=998155b0-2000-0000-dbba-c254160b0000 pid=2838 /usr/bin/dash guuid=42d7e7af-2000-0000-dbba-c254120b0000 pid=2834->guuid=998155b0-2000-0000-dbba-c254160b0000 pid=2838 execve guuid=ace0ccb0-2000-0000-dbba-c2541b0b0000 pid=2843 /root/.sys/configuration zombie guuid=42d7e7af-2000-0000-dbba-c254120b0000 pid=2834->guuid=ace0ccb0-2000-0000-dbba-c2541b0b0000 pid=2843 clone guuid=c53b95b0-2000-0000-dbba-c254180b0000 pid=2840 /usr/bin/dash guuid=998155b0-2000-0000-dbba-c254160b0000 pid=2838->guuid=c53b95b0-2000-0000-dbba-c254180b0000 pid=2840 clone guuid=6e809db0-2000-0000-dbba-c254190b0000 pid=2841 /usr/bin/dash guuid=998155b0-2000-0000-dbba-c254160b0000 pid=2838->guuid=6e809db0-2000-0000-dbba-c254190b0000 pid=2841 clone guuid=9b235bb7-2000-0000-dbba-c2542f0b0000 pid=2863 /root/.sys/configuration guuid=ace0ccb0-2000-0000-dbba-c2541b0b0000 pid=2843->guuid=9b235bb7-2000-0000-dbba-c2542f0b0000 pid=2863 clone guuid=2ffb6ab7-2000-0000-dbba-c254300b0000 pid=2864 /root/.sys/configuration guuid=9b235bb7-2000-0000-dbba-c2542f0b0000 pid=2863->guuid=2ffb6ab7-2000-0000-dbba-c254300b0000 pid=2864 clone guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865 /root/.sys/configuration dns net send-data guuid=2ffb6ab7-2000-0000-dbba-c254300b0000 pid=2864->guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865 clone d316b2ae-0a7e-5b43-8de6-745900c90c54 127.0.0.1:65535 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->d316b2ae-0a7e-5b43-8de6-745900c90c54 con 38a4910e-6f05-5afe-a8e3-398c2eb18329 time.cloudflare.com:123 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->38a4910e-6f05-5afe-a8e3-398c2eb18329 send: 48B 4f6baed0-9587-596c-82b3-fd721afe4cc1 10.0.2.3:53 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 114B e875de9e-4038-51fa-9acf-4f3b673fa84b bttracker.acc.umu.se:6881 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->e875de9e-4038-51fa-9acf-4f3b673fa84b send: 152B b0e73336-aec5-5671-a001-3de5405412a0 router.bittorrent.com:6881 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->b0e73336-aec5-5671-a001-3de5405412a0 send: 152B 5423cd26-a114-5c40-b416-c707c50b7024 91.161.205.156:35830 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->5423cd26-a114-5c40-b416-c707c50b7024 send: 94B fec0e053-a478-5028-81aa-eeabc2d181bd bttracker.acc.umu.se:8644 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->fec0e053-a478-5028-81aa-eeabc2d181bd send: 94B befcd1ec-d086-5015-965b-bed7b03a2860 92.106.101.164:29432 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->befcd1ec-d086-5015-965b-bed7b03a2860 send: 94B 44b9c144-beed-5513-9ea7-8b881a3bf7f4 94.233.239.183:4174 guuid=12f280b7-2000-0000-dbba-c254310b0000 pid=2865->44b9c144-beed-5513-9ea7-8b881a3bf7f4 send: 94B
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/72ad3893-8654-4b9d-b4e1-244b1f7a78bb
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.spyw
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1714961
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 scans a subnet
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1714961 Sample: i686.elf Startdate: 15/06/2025 Architecture: LINUX Score: 72 38 178.162.173.117, 28010, 6881 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 2->38 40 178.162.173.149, 28004, 6881 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 2->40 42 101 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 48 Sample scans a subnet 2->48 10 i686.elf configuration 2->10         started        signatures3 process4 process5 12 i686.elf sh 10->12         started        14 configuration 10->14         started        17 i686.elf sh 10->17         started        signatures6 19 sh crontab 12->19         started        23 sh 12->23         started        56 Opens /sys/class/net/* files useful for querying network interface information 14->56 58 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->58 25 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.qhTsWu, ASCII 19->36 dropped 50 Sample tries to persist itself using cron 19->50 52 Executes the "crontab" command typically for achieving persistence 19->52 29 sh crontab 23->29         started        32 configuration 25->32         started        signatures9 process10 signatures11 54 Executes the "crontab" command typically for achieving persistence 29->54 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa/
Threat name:
Linux.Trojan.SAgnt
Create hunting rule
Status:
Malicious
First seen:
2025-06-15 17:18:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nn4duhz7uljt7nczb772wr4z5kso77cfkkc7pl2nqvyle5uukwva._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/250615-vvgv3s1jw8/
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
Renames itself
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9dcdf8c9-0dcc-4947-b75d-d2836901e391
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/6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa

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: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 6b783a1f3fa2d33fb4590fffab4799eaa4effc455285f7af4d8570b2769455aa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558166/
  
Delivery method
Distributed via web download

Comments