MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133
SHA3-384 hash: cbd68aa22c09adab4a02263657bb8bd54850e285161f76f06eed5c7b57a92783abe52c078e429cb4dbe31413384c0488
SHA1 hash: ba963a605de69833f12f9d0032aa995d91d461f1
MD5 hash: f21245650dd849161c86a8aa87e202d1
humanhash: william-fix-california-wolfram
File name:arm926t
Download: download sample
File size:480'792 bytes
First seen:2025-06-19 04:47:23 UTC
Last seen:2025-06-19 06:15:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:ndLGtVtlmIHk6Rtx02O6R+9X8C5SGEzf:pGntlzJx02O6E9X8XG
TLSH T18CA40294E9819B62C2C801BFFF0F45BC77A31F69E1EA71068D16EB1662D745A4F7E800
telfhash t186c08c8c0fd401beba7d72a203bef2bf61a072f0be0224920404eb6f074c584028144c
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
79
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9148.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32055.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32057.LX.BOT.UNOFFICIAL
Create hunting rule

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

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6853e179e04cd8dcf13b1b86linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Opens a port
DNS request
Creates directories
Connection attempt
Locks files
Changes access rights for a written file
Creating a process from a recently created file
Launching a process
Collects information on the CPU
Receives data from a server
Changes the time when the file was created, accessed, or modified
Creating a file in the %temp% directory
Runs as daemon
Creates or modifies files in /cron to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/6853966468102d74cf378034/reports/31e23ed5-8cc9-45ae-a672-7e62258a3848/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/42594112-1e32-4a52-8a96-913e057eca92
Behavior Graph:
Download SVG
%3 guuid=f2693333-1900-0000-36cb-8005370b0000 pid=2871 /usr/bin/sudo guuid=ad2ab236-1900-0000-36cb-8005400b0000 pid=2880 /tmp/sample.bin guuid=f2693333-1900-0000-36cb-8005370b0000 pid=2871->guuid=ad2ab236-1900-0000-36cb-8005400b0000 pid=2880 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4aea0e92-3b8f-4f5a-8e11-726f7a86b630
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1718158
Signature
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: 1718158 Sample: arm926t.elf Startdate: 19/06/2025 Architecture: LINUX Score: 64 38 92.211.176.210, 57534 VODANETInternationalIP-BackboneofVodafoneDE Germany 2->38 40 92.106.101.164, 29432 SWISSCOMSwisscomSwitzerlandLtdCH Switzerland 2->40 42 8 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 10 arm926t.elf configuration 2->10         started        signatures3 process4 process5 12 arm926t.elf sh 10->12         started        14 configuration 10->14         started        17 arm926t.elf sh 10->17         started        signatures6 19 sh crontab 12->19         started        23 sh 12->23         started        52 Opens /sys/class/net/* files useful for querying network interface information 14->52 54 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->54 25 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.SQTiKi, ASCII 19->36 dropped 46 Sample tries to persist itself using cron 19->46 48 Executes the "crontab" command typically for achieving persistence 19->48 29 sh crontab 23->29         started        32 configuration 25->32         started        signatures9 process10 signatures11 50 Executes the "crontab" command typically for achieving persistence 29->50 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133/
Threat name:
Linux.Trojan.SAgnt
Create hunting rule
Status:
Malicious
First seen:
2025-06-19 08:47:36 UTC
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d6fduts3pzuvr3t3ugh4yov4xfqqhuuucgdtrfgg62lsaax6wezq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/250619-ferm1sbl3s/
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/8d42eab6-34c2-414d-a88e-11939f1d39f0
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/1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133

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: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 1f8a3a4e5b7e6958ee7ba18fcc3abcb96103d29411873894c6f6972002feb133

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558478/
  
Delivery method
Distributed via web download

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