MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 70a46bf2111e393fda22863bd7449630867cab7023117e0672be2b829f6ff429. 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


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 70a46bf2111e393fda22863bd7449630867cab7023117e0672be2b829f6ff429
SHA3-384 hash: bce1b82a1a408200d0d5a07b75c4ae01f50e63f7024c899eac8050121b47674efab588dbb0e26ce83d7eb764890bd0f0
SHA1 hash: 03ea36fd5a052e1c9c9a9eb10cc3ada61e54db3f
MD5 hash: 75ce5f70d5338efeb0398a2438c984bb
humanhash: fillet-kentucky-johnny-fix
File name:Polar.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:58'936 bytes
First seen:2026-01-17 20:32:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:VMiHPjMHGCpfqhzZlRq/HiFG5BQ70uv8gEa2yrnFUXQ9nouy8Hy0:GCPjMHT5yRMCF6CizQFout7
TLSH T14943F1D30050FB98C0AD61FE01EEBA5F241494FFC1E2A1DA7370B43A50D9DA56B4D6A7
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 mirai UPX
File size (compressed) :58'936 bytes
File size (de-compressed) :144'652 bytes
Format:linux/i386
Unpacked file: 38f95be16a0f118b6f95d51cecd3197710e7750cdf16d7628bee74a78d81ac55

Intelligence

File Origin
# of uploads :
1
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/dd7e7778-f7a1-43d2-8320-7933480e0eb6/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/696bf1e6fdafd7624aafcf3d/reports/0769dc0c-b067-4f63-aa29-767a75e1784f/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9422adaf-1976-438a-8354-4201a4f852e1
Behavior Graph:
Download SVG
%3 guuid=6d45cbb2-1900-0000-77dd-6a84920b0000 pid=2962 /usr/bin/sudo guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966 /tmp/sample.bin net guuid=6d45cbb2-1900-0000-77dd-6a84920b0000 pid=2962->guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=ee93eab6-1900-0000-77dd-6a84980b0000 pid=2968 /tmp/sample.bin guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966->guuid=ee93eab6-1900-0000-77dd-6a84980b0000 pid=2968 clone guuid=9d3cf2e2-1a00-0000-77dd-6a841c0d0000 pid=3356 /tmp/sample.bin guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966->guuid=9d3cf2e2-1a00-0000-77dd-6a841c0d0000 pid=3356 clone guuid=4ed8f9e2-1a00-0000-77dd-6a841d0d0000 pid=3357 /tmp/sample.bin net send-data zombie guuid=1eb305b6-1900-0000-77dd-6a84960b0000 pid=2966->guuid=4ed8f9e2-1a00-0000-77dd-6a841d0d0000 pid=3357 clone guuid=71446eb7-1900-0000-77dd-6a84990b0000 pid=2969 /tmp/sample.bin guuid=ee93eab6-1900-0000-77dd-6a84980b0000 pid=2968->guuid=71446eb7-1900-0000-77dd-6a84990b0000 pid=2969 clone guuid=e46371b7-1900-0000-77dd-6a849b0b0000 pid=2971 /tmp/sample.bin dns net send-data zombie guuid=ee93eab6-1900-0000-77dd-6a84980b0000 pid=2968->guuid=e46371b7-1900-0000-77dd-6a849b0b0000 pid=2971 clone guuid=e46371b7-1900-0000-77dd-6a849b0b0000 pid=2971->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 42B f9ed34c3-977d-5a54-b8af-fb4beb1194e4 ilovenetssomuch.ddns.net:69 guuid=e46371b7-1900-0000-77dd-6a849b0b0000 pid=2971->f9ed34c3-977d-5a54-b8af-fb4beb1194e4 send: 10B guuid=4ed8f9e2-1a00-0000-77dd-6a841d0d0000 pid=3357->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1218B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=4ed8f9e2-1a00-0000-77dd-6a841d0d0000 pid=3357->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/563988ba-a27f-4bd2-8906-f804eff6f07a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1852614
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1852614 Sample: Polar.i686.elf Startdate: 17/01/2026 Architecture: LINUX Score: 72 28 ilovenetssomuch.ddns.net 2->28 30 169.254.169.254, 80 USDOSUS Reserved 2->30 32 3 other IPs or domains 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 40 Sample is packed with UPX 2->40 8 Polar.i686.elf 2->8         started        10 systemd snap-failure 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 42 Uses dynamic DNS services 28->42 process4 process5 14 Polar.i686.elf 8->14         started        16 Polar.i686.elf 8->16         started        18 Polar.i686.elf 8->18         started        20 snap-failure systemctl 10->20         started        22 snap-failure 10->22         started        process6 24 Polar.i686.elf 14->24         started        26 Polar.i686.elf 14->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/70a46bf2111e393fda22863bd7449630867cab7023117e0672be2b829f6ff429
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/70a46bf2111e393fda22863bd7449630867cab7023117e0672be2b829f6ff429/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-17 20:33:42 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ocsgx4qrdy4t7wrcqy55orewgcdhzk3qemix4btsxyvyfh3p6quq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260117-zblr5sct9b/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ce4a7483-aab8-442b-9bb7-ed4f3f976108
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: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: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

Mirai

elf 70a46bf2111e393fda22863bd7449630867cab7023117e0672be2b829f6ff429

(this sample)

Mirai

elf 38f95be16a0f118b6f95d51cecd3197710e7750cdf16d7628bee74a78d81ac55

  
URLhaus
https://urlhaus.abuse.ch/url/3711495/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 38f95be16a0f118b6f95d51cecd3197710e7750cdf16d7628bee74a78d81ac55
  
Dropping
MD5 bcd241712433db99606d1d5f38566378

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