MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4
SHA3-384 hash: 047a629a068888d12c815716b6e67dcd4a37cccc715c492a55644a4c90c447b8163eb48e29922a0aed5e7231535823cb
SHA1 hash: 11982bcf3bd54361938abe58eaa7005fe1fd2f52
MD5 hash: 70ed99fda505d9cbcbef2db2f7f38dbf
humanhash: kitten-uranus-indigo-arizona
File name:aarch64
Download: download sample
File size:509'896 bytes
First seen:2025-06-15 17:21:02 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:O/izeB+/ow3gK2lc5bvyI0vOHD6BZkDgn358cIF3RI5HkdY1FP98/8ecjfP:3BohHKTyfvOHD6ByD4WcIMkuDmEesP
TLSH T1F5B41228EE4E38C1F3D1E3B8DA0A4BB1B05B79D0D166C1B2BA41E25D95EDDDEC5D0212
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 :
74
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.32057.LX.BOT.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen.9163.19065.14063.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=684f01b28bd5d68a12e8b62elinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creates directories
Verdict:
Malicious
Uses P2P?:
true
Uses anti-vm?:
false
Architecture:
arm
Packer:
custom
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
46732
Full report:
https://elfdigest.com/brief/b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
type: 162.159.200.1:123
type: 130.239.18.158:6881
type: 67.215.246.10:6881
type: 86.57.235.119:6881
type: 84.241.80.36:6881
type: 95.67.99.74:6881
type: 217.155.35.135:6881
type: 178.69.209.93:6881
type: 78.113.61.95:6881
type: 47.188.175.20:6881
type: 94.239.95.68:6881
type: 185.108.209.79:6881
type: 102.35.245.62:6881
type: 106.240.235.98:6881
type: 67.175.127.238:6881
type: 221.138.189.156:6881
type: 103.82.159.68:6881
type: 85.201.238.13:6881
type: 134.41.200.70:6881
type: 90.54.237.181:6881
type: 49.37.183.175:6881
type: 83.99.14.236:6881
type: 35.155.156.153:6881
type: 75.119.138.164:6881
type: 95.234.107.5:6881
type: 5.76.237.210:6881
type: 54.214.105.212:6881
type: 54.70.28.180:6881
type: 54.214.62.31:6881
type: 45.83.89.78:6881
type: 175.116.235.140:6881
type: 18.191.2.28:6881
type: 217.23.79.226:6881
type: 130.239.18.158:8516
type: 130.239.18.158:8513
type: 130.239.18.158:8580
type: 195.154.233.74:6880
type: 52.21.231.83:6880
type: 13.59.176.186:6880
type: 44.208.219.89:6880
type: 3.90.90.64:6880
type: 178.162.173.91:28003
type: 5.135.156.163:56843
type: 46.63.217.175:15467
type: 89.35.41.36:12727
type: 178.162.174.43:28004
type: 81.171.6.41:28004
type: 178.162.173.232:28004
type: 178.162.173.102:28005
type: 61.1.235.218:54333
type: 178.162.174.181:28010
type: 95.211.247.101:28011
type: 178.162.173.19:28011
type: 178.162.174.222:28014
type: 178.162.173.167:28007
type: 178.162.174.101:28007
type: 178.162.173.74:28007
type: 178.162.174.234:28000
type: 178.162.174.17:28008
type: 212.7.202.40:28030
type: 72.21.17.12:63524
type: 89.149.200.92:28027
type: 178.162.173.205:28015
type: 178.162.174.75:28015
type: 95.211.198.16:51413
type: 192.108.119.129:51413
type: 217.64.114.170:51413
type: 91.221.246.53:51413
type: 50.115.172.33:51413
type: 95.99.45.157:51413
type: 122.159.59.185:51413
type: 37.48.88.25:51413
type: 185.203.56.58:10258
type: 87.26.12.250:6889
type: 46.31.80.237:6889
type: 58.173.32.138:6889
type: 37.110.62.5:6889
type: 47.20.16.84:56370
type: 220.88.111.208:57951
type: 185.157.221.247:25401
type: 178.162.173.200:28012
type: 219.110.202.15:17447
type: 92.241.100.107:51406
type: 103.225.230.34:31411
type: 167.114.180.31:11211
type: 87.151.32.85:22700
type: 213.227.152.137:28001
type: 178.162.174.227:28001
type: 185.255.237.4:57017
type: 85.195.217.206:6005
type: 125.131.81.66:41080
type: 185.149.91.155:51058
type: 188.165.198.14:53922
type: 103.140.3.6:61997
type: 42.98.5.251:31787
type: 88.200.179.237:35342
type: 194.42.111.125:51400
type: 170.246.190.185:17033
type: 50.72.201.255:53206
type: 92.62.27.23:53289
type: 89.149.202.3:28072
type: 82.76.223.131:11455
type: 185.203.56.24:58995
type: 46.191.232.129:52364
type: 178.162.173.32:28002
type: 45.87.251.132:28019
type: 185.21.217.21:62857
type: 14.51.224.78:40822
type: 46.12.78.67:54221
type: 221.157.96.248:32476
type: 81.102.118.236:12282
type: 5.187.88.156:63516
type: 59.4.76.186:33166
type: 59.13.123.120:47318
type: 109.48.192.33:49428
type: 185.21.216.137:52600
type: 210.198.239.118:8637
type: 83.139.133.57:2823
type: 5.111.77.100:19286
type: 220.116.48.51:8012
type: 73.160.169.88:6882
type: 95.94.182.11:10325
type: 91.232.101.245:37722
type: 95.26.41.156:50573
type: 95.67.177.120:55270
type: 5.166.85.128:45256
type: 85.172.111.75:5661
type: 183.83.154.152:37096
type: 152.53.45.107:7141
type: 137.74.95.127:57962
type: 95.214.53.172:1688
type: 95.26.41.156:50417
type: 176.58.227.35:28673
type: 178.54.126.185:37385
type: 176.126.31.101:1080
type: 109.252.109.210:1326
type: 167.248.37.143:50321
type: 213.230.87.25:15738
type: 54.194.135.233:6992
type: 152.53.105.61:10240
type: 146.59.3.81:10240
type: 195.170.172.38:10240
type: 162.55.243.114:3910
type: 95.24.123.168:1404
type: 185.21.216.137:56466
type: 188.165.200.53:56888
type: 181.81.5.253:41963
type: 81.27.61.213:19052
type: 31.210.173.50:27520
type: 95.84.164.208:16270
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/40f7e959-801b-4b12-bab9-b68b9ecd0dde
Behavior Graph:
Download SVG
%3 guuid=cc3cdedf-1800-0000-9b3b-33ff38070000 pid=1848 /usr/bin/sudo guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855 /tmp/sample.bin guuid=cc3cdedf-1800-0000-9b3b-33ff38070000 pid=1848->guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855 execve guuid=f81026e3-1800-0000-9b3b-33ff42070000 pid=1858 /usr/bin/dash guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855->guuid=f81026e3-1800-0000-9b3b-33ff42070000 pid=1858 clone guuid=e51a56e3-1800-0000-9b3b-33ff44070000 pid=1860 /usr/bin/dash guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855->guuid=e51a56e3-1800-0000-9b3b-33ff44070000 pid=1860 clone guuid=b7dc6ae3-1800-0000-9b3b-33ff45070000 pid=1861 /usr/bin/dash guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855->guuid=b7dc6ae3-1800-0000-9b3b-33ff45070000 pid=1861 clone guuid=6c1676e3-1800-0000-9b3b-33ff46070000 pid=1862 /usr/bin/dash guuid=f35f65e2-1800-0000-9b3b-33ff3f070000 pid=1855->guuid=6c1676e3-1800-0000-9b3b-33ff46070000 pid=1862 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/eed31d85-7690-438b-868d-aedf9699b969
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1714964
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: 1714964 Sample: aarch64.elf Startdate: 15/06/2025 Architecture: LINUX Score: 68 38 180.194.28.137, 52376 WIN-AS-TH-APWorldInternetworkCoLtdThailandTH Philippines 2->38 40 84.52.65.165, 46563, 6881 WESTCALL-SPB-ASRU Russian Federation 2->40 42 102 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 aarch64.elf 2->10         started        signatures3 process4 process5 12 aarch64.elf sh 10->12         started        14 aarch64.elf 10->14         started        17 aarch64.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 aarch64.elf 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.9Cfihg, 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 aarch64.elf 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 aarch64.elf 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4/
Threat name:
Linux.Trojan.SAgnt
Create hunting rule
Status:
Malicious
First seen:
2025-06-15 17:22:54 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfkahwa7oczjbjjlbx2ss46wcllvgccs7537prjrdo5tjzfwbp2a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250615-vxb3lstvg1/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f474a55f-fb65-4e50-9418-542b4e58616a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4

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: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 b15403d81f70b290a52b0df52973d612d7530852ff77f7c5311bbb34e4b60bf4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558161/
  
Delivery method
Distributed via web download

Comments