MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b
SHA3-384 hash: c867babd7d71044b522d760b4cfff5dd11356fda21a8db0206489ad36f125aa02018e30239638001180779e2f02b2233
SHA1 hash: 9212134eb0557ecb38ffdd5011fe47f0393f5f2a
MD5 hash: 44c68f2c20860fc1e0fbd469ae397395
humanhash: music-tennis-delaware-helium
File name:i686
Download: download sample
File size:587'764 bytes
First seen:2025-06-10 15:38:14 UTC
Last seen:2025-06-11 05:50:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:5D+Azf/CVCW3ISw+hRNb3W/aTyA9VV/cZWLnR98V+:5D+AznCVNIZ+vNbG/WYWrR98V
TLSH T1A0C42241EAB7C0F2F65349320103E7BF8F33C9099165D2A6D742F661EDB1B424A9E66C
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 :
86
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6848518807b5e8c1cfe62923linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Creating a process from a recently created file
Changes access rights for a written file
Creates directories
DNS request
Changes the time when the file was created, accessed, or modified
Creating a file in the %temp% directory
Launching a process
Sends data to a server
Opens a port
Creating a file
Locks files
Receives data from a server
Runs as daemon
Collects information on the CPU
Creates or modifies files in /cron to set up autorun
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2a2b5b46-7e48-478d-a3a0-544deada66d6
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1711158
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: 1711158 Sample: i686.elf Startdate: 10/06/2025 Architecture: LINUX Score: 68 38 50.47.214.154, 40885, 6881 ZIPLY-FIBER-LEGACY-ASNUS United States 2->38 40 208.131.130.78, 30184 WESTHOSTUS United States 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 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        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 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.CGTQkx, 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 configuration 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b/
Threat name:
Linux.Trojan.SAgnt
Create hunting rule
Status:
Malicious
First seen:
2025-06-10 15:38:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zglrhhzulrnhnwrml7l5v44qdoiiqv5aymom7twmyyylwhiftznq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
execution linux persistence privilege_escalation rootkit
Link:
https://tria.ge/reports/250610-s3bmxszmx9/
Behaviour
Creates/modifies Cron job
Loads a kernel module
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c38ac833-8757-40c3-83c8-1ac1ce9f8ac6
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/c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b

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 c997139f345c5a76da2c5fd7daf3901b908857a0c31ccfceccc630bb1d059e5b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558224/
  
Delivery method
Distributed via web download

Comments