MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9
SHA3-384 hash: 6b802d11b50082b83199dfae057b1731c87ea37bb823097cbe7d69e1517ea1ab0866f246137f570425d9ae5adacacef6
SHA1 hash: ef16da45d06020d373e10ec42b143f676c55195a
MD5 hash: da085cd3ba70fc437fd4e16ac4881ffd
humanhash: mirror-seventeen-kansas-lima
File name:amd64
Download: download sample
File size:482'032 bytes
First seen:2025-07-05 16:37:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:iD6LPBCvMk0O9na1M80cLt9i5aIaTtpc4W:2+QGO9naz0Szi5anTtR
TLSH T184A41212E290D8FEC4DAC070469FD27BFD767C544234BC6B6298F7322B3AE601B16A55
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 :
1
# of downloads :
8
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9080.UNOFFICIAL
Create hunting rule

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

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

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686955bdc9eb97473766a80b
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creates directories
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d5318523-0023-47d5-85b4-2e7484d6a285
Behavior Graph:
Download SVG
%3 guuid=febadc83-1600-0000-67be-ba976f0c0000 pid=3183 /usr/bin/sudo guuid=cb05e885-1600-0000-67be-ba97750c0000 pid=3189 /tmp/sample.bin guuid=febadc83-1600-0000-67be-ba976f0c0000 pid=3183->guuid=cb05e885-1600-0000-67be-ba97750c0000 pid=3189 execve guuid=e02b0a86-1600-0000-67be-ba97760c0000 pid=3190 /usr/bin/dash guuid=cb05e885-1600-0000-67be-ba97750c0000 pid=3189->guuid=e02b0a86-1600-0000-67be-ba97760c0000 pid=3190 execve guuid=fc185186-1600-0000-67be-ba97770c0000 pid=3191 /usr/bin/dash guuid=cb05e885-1600-0000-67be-ba97750c0000 pid=3189->guuid=fc185186-1600-0000-67be-ba97770c0000 pid=3191 execve guuid=0eb0b486-1600-0000-67be-ba977a0c0000 pid=3194 /tmp/sample.bin mprotect-exec zombie guuid=cb05e885-1600-0000-67be-ba97750c0000 pid=3189->guuid=0eb0b486-1600-0000-67be-ba977a0c0000 pid=3194 clone guuid=2dd88786-1600-0000-67be-ba97780c0000 pid=3192 /usr/bin/dash guuid=fc185186-1600-0000-67be-ba97770c0000 pid=3191->guuid=2dd88786-1600-0000-67be-ba97780c0000 pid=3192 clone guuid=c3608f86-1600-0000-67be-ba97790c0000 pid=3193 /usr/bin/dash guuid=fc185186-1600-0000-67be-ba97770c0000 pid=3191->guuid=c3608f86-1600-0000-67be-ba97790c0000 pid=3193 clone guuid=b5f6f589-1600-0000-67be-ba97830c0000 pid=3203 /tmp/sample.bin zombie guuid=0eb0b486-1600-0000-67be-ba977a0c0000 pid=3194->guuid=b5f6f589-1600-0000-67be-ba97830c0000 pid=3203 clone guuid=c463fe89-1600-0000-67be-ba97840c0000 pid=3204 /tmp/sample.bin guuid=b5f6f589-1600-0000-67be-ba97830c0000 pid=3203->guuid=c463fe89-1600-0000-67be-ba97840c0000 pid=3204 clone guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206 /tmp/sample.bin dns net net-scan send-data guuid=c463fe89-1600-0000-67be-ba97840c0000 pid=3204->guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206 clone d316b2ae-0a7e-5b43-8de6-745900c90c54 127.0.0.1:65535 guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->d316b2ae-0a7e-5b43-8de6-745900c90c54 con 38a4910e-6f05-5afe-a8e3-398c2eb18329 time.cloudflare.com:123 guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->38a4910e-6f05-5afe-a8e3-398c2eb18329 send: 48B ce083c4f-0b96-5473-b3c9-137acb71d48e 31.200.249.178:31749 guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->ce083c4f-0b96-5473-b3c9-137acb71d48e send: 68B f8fe953b-bad0-50b4-ba5e-bf6785c3652c 31.200.249.130:31986 guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->f8fe953b-bad0-50b4-ba5e-bf6785c3652c send: 68B b6a42dab-cd7e-5905-98e6-6bf0e65d6d5f 163.125.223.98:37395 guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->b6a42dab-cd7e-5905-98e6-6bf0e65d6d5f con guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206|send-data send-data to 288 IP addresses review logs to see them all guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206->guuid=7879048a-1600-0000-67be-ba97860c0000 pid=3206|send-data send
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/dfe244c5-142e-4f10-93c9-17527520b1ed
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1729267
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: 1729267 Sample: amd64.elf Startdate: 05/07/2025 Architecture: LINUX Score: 68 38 31.200.249.130, 31986, 53168 NETRACK-ASRU Russian Federation 2->38 40 154.227.130.92, 20436, 6881 ZAINUGASUG Uganda 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 10 amd64.elf 2->10         started        signatures3 process4 process5 12 amd64.elf sh 10->12         started        14 amd64.elf 10->14         started        17 amd64.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 amd64.elf 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.VTZseO, 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 amd64.elf 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 amd64.elf 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-07-05 16:38:23 UTC
File Type:
ELF64 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g767zdkfxl3d46bexmwo2nxrelyu7r5ovzyvspv76pxt4efm6guq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/250705-t5jxragl5x/
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
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c1a2f2eb-747a-4bb0-aa09-eda0ccea5f21
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/37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9

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:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
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 37fdfc8d45baf63e7824bb2ced36f122f14fc7aeae71593ebff3ef3e10acf1a9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3550686/
  
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