MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 205fec0325df0ef40fdccdffd525cd3a27f26c8a37eff09ab4e1341f32963f56. 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 2 File information Comments

SHA256 hash: 205fec0325df0ef40fdccdffd525cd3a27f26c8a37eff09ab4e1341f32963f56
SHA3-384 hash: 063ad3e073d3c8609ea15682c8742668423032cc87b9c5c7aa50263bddfd537796467f9b7f1631baeb6bb1476f929d9e
SHA1 hash: 363cc0344d9bc18cd8d96a120da06ba0505508a2
MD5 hash: e956959f8969e2cf24aee7da08cc24a5
humanhash: mockingbird-undress-maine-princess
File name:x86
Download: download sample
File size:3'903'916 bytes
First seen:2026-07-19 01:54:09 UTC
Last seen:2026-07-19 05:13:08 UTC
File type: elf
MIME type:application/x-executable
ssdeep 98304:lNmXygLrhylpVSo+QPlSQbCYRylv4GNKI0c7Ooyz:lwpXo+8DbNRyl3KIh/yz
TLSH T1290633C5B718C1D284134DBBC8E4BDFF4A04BBC9943041E96068AF796A3C6296DF8ED5
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 :
99
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Creating a file in the %temp% directory
Deleting a recently created file
Removes directories
Gains root access
Launching a process
Deletes a file
Connection attempt
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed upx
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
custom
Botnet:
unknown
Number of open files:
10
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
64 / 100
Signature
Manipulation of devices in /dev
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to access files in /etc/config/ (typical for OpenWRT routers)
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1944702 Sample: x86.elf Startdate: 19/07/2026 Architecture: LINUX Score: 64 66 94.154.43.42, 41588, 8080 CDNEXTGB Turkey 2->66 72 Multi AV Scanner detection for submitted file 2->72 74 Sample is packed with UPX 2->74 10 x86.elf 2->10         started        signatures3 process4 process5 12 x86.elf sudo 10->12         started        14 x86.elf sudo 10->14         started        16 x86.elf sudo 10->16         started        18 x86.elf 10->18         started        process6 20 sudo bash 12->20         started        22 sudo adduser 14->22         started        26 sudo usermod 16->26         started        file7 28 bash 20->28         started        30 bash 20->30         started        32 bash rm 20->32         started        35 bash 20->35         started        64 /home/user/.bashrc, ASCII 22->64 dropped 76 Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions 22->76 37 adduser useradd 22->37         started        39 adduser groupadd 22->39         started        41 adduser chfn 22->41         started        43 3 other processes 22->43 signatures8 process9 signatures10 45 bash rm 28->45         started        48 bash find 30->48         started        68 Manipulation of devices in /dev 32->68 70 Sample tries to access files in /etc/config/ (typical for OpenWRT routers) 32->70 50 useradd pam_tally2 37->50         started        58 6 other processes 37->58 52 groupadd 39->52         started        60 4 other processes 39->60 62 5 other processes 41->62 54 sh find 43->54         started        56 sh 43->56         started        process11 signatures12 78 Sample tries to access files in /etc/config/ (typical for OpenWRT routers) 48->78
Threat name:
Linux.Trojan.Generic
Status:
Suspicious
First seen:
2026-07-19 00:43:08 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux privilege_escalation upx
Behaviour
GoLang User-Agent
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads CPU attributes
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Reads AppArmor ptrace settings
Deletes log files
Enumerates running processes
Reads hardware information
Reads network interface configuration
Deletes Audit logs
Deletes itself
Deletes journal logs
Deletes system logs
Please note that we are no longer able to provide a coverage score for Virus Total.

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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:upx_packed_elf_v1
Author:RandomMalware

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

elf 205fec0325df0ef40fdccdffd525cd3a27f26c8a37eff09ab4e1341f32963f56

(this sample)

  
Delivery method
Distributed via web download

Comments