MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990. 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


Prometei


Vendor detections: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990
SHA3-384 hash: eeec4f9d6566264283a75c6a979738291af43ee09a6ebb1d53753496e91fd521d4fd37864f467c739c02a2df1aa11522
SHA1 hash: c58da7cb49b4ac5a155a21a73cd5e2b7a183c1ed
MD5 hash: 88e9889da8427a8784c38fca8ff3b047
humanhash: low-chicken-ceiling-diet
File name:na
Download: download sample
Signature Prometei
Create hunting rule
File size:435'932 bytes
First seen:2025-05-11 04:37:24 UTC
Last seen:2025-05-11 23:10:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:63fxS1fHETSACF2Gzm5DVvSHrKKRH4SCra+HWMiFbcAOXmb4Dsi6wwcitg7:25WOSACZSV6eKRH5EPiamb4DsDwwcL
TLSH T1069423F8C83D2E3098169F3CBB5A826CF0A15772D9562F6EB51AE5732179F1FAC60101
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 Prometei

Intelligence

File Origin
# of uploads :
2
# of downloads :
111
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68202abf4a59e5a2ce03a0d3linux22vpnfull_triage
Tags:
virus hype sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes access rights for a written file
Launching a process
Manages services
Kills processes
Creating a file
Collects information on the OS
Collects information on the CPU
Writes files to system directory
Writes files to system subdirectory
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed packed upx
Link:
https://www.filescan.io/uploads/682029b3d95f3e34e9661e80/reports/fc49daac-fd7f-42e6-9574-186c6c8efba6/overview
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/2e315c62-d769-4c07-922b-7e1d4b3d8397
Result
Threat name:
Prometei
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1687002
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using cron
Yara detected Prometei
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1687002 Sample: na.elf Startdate: 11/05/2025 Architecture: LINUX Score: 88 65 109.202.202.202, 80 INIT7CH Switzerland 2->65 67 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->67 69 2 other IPs or domains 2->69 75 Malicious sample detected (through community Yara rule) 2->75 77 Antivirus / Scanner detection for submitted sample 2->77 79 Multi AV Scanner detection for submitted file 2->79 81 2 other signatures 2->81 9 na.elf 2->9         started        13 systemd snapd-env-generator 2->13         started        15 systemd snapd-env-generator 2->15         started        17 3 other processes 2->17 signatures3 process4 file5 63 /usr/sbin/uplugplay, DOS 9->63 dropped 83 Drops files in suspicious directories 9->83 19 na.elf 9->19         started        21 na.elf sh 9->21         started        23 na.elf sh 9->23         started        25 9 other processes 9->25 signatures6 process7 process8 27 na.elf sh 19->27         started        29 na.elf sh 19->29         started        31 na.elf sh 19->31         started        43 69 other processes 19->43 33 sh crontab 21->33         started        37 sh crontab 23->37         started        39 sh crontab 25->39         started        41 sh pgrep 25->41         started        45 7 other processes 25->45 file9 47 sh sh 27->47         started        49 sh pgrep 29->49         started        51 sh pidof 31->51         started        61 /var/spool/cron/crontabs/tmp.QwBdaz, ASCII 33->61 dropped 71 Sample tries to persist itself using cron 33->71 73 Executes the "crontab" command typically for achieving persistence 33->73 53 sh sh 43->53         started        55 sh sh 43->55         started        57 sh sh 43->57         started        59 66 other processes 43->59 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-05-11 04:38:13 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u5mrvec2qoavfafefog4rdwyhlsb4efaobao5mbqp6sjvleh7gia._file
Result
Malware family:
prometei_elf
Create hunting rule
Score:
  10/10
Tags:
family:prometei_elf botnet discovery linux miner persistence privilege_escalation upx
Link:
https://tria.ge/reports/250511-e9fzbsvybw/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Reads CPU attributes
UPX packed file
Enumerates running processes
Modifies systemd
Write file to user bin folder
Deletes itself
Modifies hosts file
Prometei
Prometei_elf family
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0a0d8db4-87d2-4564-954a-b09e834c642c
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Prometei
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Prometei

elf a7591a905a83815280a42b8dc88ed83ae41e10a07040eeb0307fa49aac87f990

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3397968/
  
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