MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb
SHA3-384 hash: 5e7c8e4b7469590101f462b318add14df7b291a8e65e13624cb3ddbd455b6661c7526766cba251e2c19ebf6036538522
SHA1 hash: 1697ce9f36a11a7bcd55f2afc252e2b0181dfe92
MD5 hash: 2147e7cd03cbee90846d24dc39a1027c
humanhash: washington-freddie-ten-red
File name:i686
Download: download sample
File size:587'764 bytes
First seen:2025-06-23 12:24:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:5D+Azf/CVCW3ISw+hRNb3W/aTyA9VV/cZWLnR98V+:5D+AznCVNIZ+vNbG/WYWrR98V
TLSH T1D5C42241EAB7C0F2F65349320103E7BF8F33C90A9165D2A6D742F661EDB1B42469E66C
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 :
69
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6859496c32ed47a3a8d69c54linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Runs as daemon
Creates directories
Creating a process from a recently created file
Creating a file
Creating a file in the %temp% directory
Connection attempt
Locks files
Opens a port
Changes access rights for a written file
Collects information on the CPU
Receives data from a server
Sends data to a server
DNS request
Changes the time when the file was created, accessed, or modified
Creates or modifies files in /cron to set up autorun
Verdict:
Malicious
Uses P2P?:
true
Uses anti-vm?:
true
Architecture:
x86
Packer:
custom
Botnet:
unknown
Number of open files:
72
Number of processes launched:
10
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb
Behaviour
Anti-VM
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
type: 162.159.200.123:123
type: 130.239.18.158:6881
type: 67.215.246.10:6881
type: 178.69.209.93:6881
type: 82.64.148.211:6881
type: 31.192.154.114:6881
type: 82.168.129.229:6881
type: 115.204.179.216:6881
type: 185.184.192.202:6881
type: 63.247.211.162:6881
type: 159.65.34.10:6881
type: 95.66.217.20:6881
type: 31.39.217.166:6881
type: 83.69.2.61:6881
type: 46.147.134.236:6881
type: 95.136.84.52:6881
type: 218.50.22.107:6881
type: 183.179.136.42:6881
type: 78.63.0.171:6881
type: 54.211.14.111:6881
type: 188.89.127.193:6881
type: 84.127.168.249:6881
type: 86.238.55.184:6881
type: 77.234.6.21:6881
type: 178.89.132.29:6881
type: 95.31.15.40:6881
type: 18.218.241.3:6881
type: 129.146.73.26:6881
type: 52.9.197.152:6881
type: 204.12.208.37:6881
type: 88.204.11.5:6881
type: 94.7.13.87:6881
type: 35.155.156.153:6881
type: 18.223.137.220:6881
type: 54.194.137.170:6881
type: 5.135.165.160:6881
type: 62.112.10.78:6881
type: 122.3.149.151:6881
type: 176.143.36.49:6881
type: 181.174.254.11:6881
type: 180.173.76.64:6881
type: 69.164.207.171:6881
type: 192.227.221.84:6881
type: 185.108.19.184:6881
type: 79.138.63.190:6881
type: 5.167.253.46:6881
type: 72.21.17.88:6881
type: 18.220.82.190:6881
type: 123.120.133.3:6881
type: 188.32.199.111:6881
type: 46.160.56.136:6881
type: 178.162.174.222:28014
type: 178.162.174.77:28014
type: 82.172.167.161:6889
type: 79.116.173.49:6889
type: 82.84.90.71:6889
type: 153.203.236.211:6889
type: 114.80.9.141:6889
type: 80.114.100.35:6889
type: 178.162.174.43:28004
type: 178.162.174.228:28004
type: 178.162.174.227:28004
type: 135.181.238.57:50000
type: 135.181.227.244:50000
type: 135.181.238.118:50000
type: 37.27.117.248:50000
type: 37.27.120.59:50000
type: 37.27.117.117:50000
type: 37.27.107.114:50000
type: 37.27.119.182:50000
type: 37.27.107.119:50000
type: 37.27.117.57:50000
type: 65.21.125.174:50000
type: 65.21.129.56:50000
type: 135.181.223.104:50000
type: 37.27.117.56:50000
type: 37.27.119.190:50000
type: 37.27.119.117:50000
type: 130.239.18.158:8524
type: 52.21.231.83:6880
type: 3.141.159.213:6880
type: 54.85.131.184:6880
type: 195.154.233.74:6880
type: 3.12.65.135:6880
type: 148.153.170.2:6880
type: 154.202.133.222:6880
type: 176.241.83.187:8000
type: 83.52.182.20:51413
type: 138.199.27.226:51413
type: 45.11.57.17:51413
type: 149.75.40.82:51413
type: 178.70.30.2:51413
type: 45.154.86.160:51413
type: 37.187.20.193:51413
type: 168.119.151.94:51413
type: 5.135.161.126:51413
type: 94.32.231.177:51413
type: 5.35.58.61:51413
type: 94.23.32.80:51413
type: 175.10.84.204:51413
type: 37.143.14.216:51413
type: 153.207.237.152:51413
type: 81.171.20.67:51413
type: 178.162.174.242:28010
type: 45.91.208.243:51936
type: 37.48.89.181:48531
type: 31.210.173.50:27520
type: 178.162.173.91:28003
type: 178.162.173.105:28003
type: 178.162.174.169:28003
type: 93.42.99.54:19012
type: 122.116.147.175:9964
type: 123.1.219.184:14233
type: 185.203.56.28:15644
type: 178.162.173.193:28009
type: 178.162.173.172:28009
type: 178.162.174.106:28009
type: 178.162.174.236:28005
type: 178.162.174.74:28000
type: 178.162.174.194:28000
type: 178.162.173.141:28000
type: 95.211.224.140:28000
type: 178.162.174.234:28000
type: 178.162.173.204:28013
type: 178.162.174.174:28013
type: 204.106.239.226:34305
type: 73.196.114.115:53796
type: 46.232.211.160:21809
type: 80.153.218.59:56201
type: 54.211.14.111:20871
type: 178.162.174.186:28008
type: 64.227.75.100:50666
type: 64.226.83.235:1434
type: 195.201.179.130:16309
type: 130.239.18.158:8500
type: 130.239.18.158:8580
type: 130.239.18.158:8516
type: 130.239.18.158:8513
type: 142.202.48.88:10099
type: 95.211.110.228:28012
type: 89.149.202.13:28035
type: 5.39.94.219:45467
type: 188.165.231.77:51956
type: 79.127.200.149:8999
type: 185.203.56.73:26485
type: 185.132.179.61:6883
type: 37.187.124.213:64190
type: 178.162.174.1:28007
type: 178.162.174.228:28007
type: 213.227.152.142:28007
type: 193.32.16.134:50171
type: 45.152.210.124:50171
type: 5.39.81.144:56611
type: 45.87.251.132:28183
type: 46.232.210.80:13259
type: 34.207.160.46:20872
type: 178.162.174.222:28011
type: 178.162.173.143:28011
type: 185.107.71.103:44737
type: 107.173.47.37:8083
type: 46.232.211.148:11209
type: 81.171.20.66:64010
type: 154.47.21.131:26836
type: 46.185.12.132:26219
type: 93.56.162.129:9411
type: 5.9.41.13:53504
type: 46.232.210.157:64170
type: 84.247.173.42:8081
type: 130.239.18.158:8515
type: 103.140.3.18:17812
type: 157.97.13.70:40078
type: 97.90.33.63:8096
type: 57.129.45.79:8657
type: 178.162.174.31:28001
type: 37.48.108.37:28001
type: 46.232.210.110:16759
type: 125.51.184.226:24572
type: 195.154.172.179:25096
type: 31.220.43.118:55723
type: 149.40.59.142:64104
type: 5.255.97.17:54460
type: 45.87.251.149:28175
type: 88.123.85.221:39965
type: 72.21.17.68:59176
type: 49.188.55.65:36867
type: 168.119.145.40:61952
type: 46.232.210.190:13109
type: 197.94.65.118:56947
type: 37.228.207.135:32061
type: 5.79.68.80:56000
type: 118.241.73.199:25744
type: 176.31.182.150:53391
type: 210.99.92.105:41094
type: 125.63.10.164:25305
type: 91.225.162.117:10290
type: 221.150.92.37:31586
type: 106.174.26.78:14269
type: 182.227.252.161:56252
type: 185.149.91.67:20024
type: 94.75.250.195:28015
type: 106.136.116.239:9724
type: 178.32.223.201:38915
type: 46.55.243.113:27227
type: 85.240.5.180:59930
type: 222.99.39.55:32915
type: 138.43.224.164:28575
type: 185.149.91.67:51522
type: 51.195.217.134:8646
type: 87.205.19.227:61176
type: 185.21.217.45:63792
type: 185.21.217.45:61427
type: 122.199.12.218:51414
type: 95.211.198.36:47648
type: 111.91.154.208:33065
type: 77.101.135.38:33329
type: 221.161.94.148:55188
type: 81.193.64.18:14275
type: 49.193.128.18:31873
type: 181.226.204.173:6885
type: 188.124.75.5:54048
type: 187.99.96.56:48721
type: 176.63.9.157:65211
type: 59.167.251.105:32450
type: 110.135.77.87:14330
type: 176.169.191.193:55094
type: 102.209.232.157:20617
type: 54.194.135.233:6992
type: 37.27.113.233:49531
type: 185.107.71.117:35537
type: 178.136.46.143:53310
type: 46.181.171.13:6882
type: 94.23.215.83:6882
type: 188.165.201.194:6882
type: 153.222.62.110:65501
type: 95.214.53.172:1688
type: 107.2.194.114:12702
type: 121.155.160.153:15480
type: 152.53.45.107:7240
type: 60.50.66.79:22066
type: 154.47.25.136:34285
type: 90.113.48.92:5990
type: 89.149.202.3:28054
type: 222.96.74.249:33058
type: 185.149.91.171:51010
type: 221.165.252.222:33197
type: 5.79.68.74:58412
type: 82.165.178.197:60807
type: 211.178.103.125:18276
type: 46.232.211.96:28659
type: 87.52.109.15:3644
type: 164.132.173.138:62631
type: 188.165.198.24:57163
type: 185.203.56.59:26508
type: 37.48.111.210:57336
type: 185.203.56.2:11489
type: 178.120.54.54:4651
type: 54.87.116.105:49160
type: 109.61.28.7:62447
type: 152.53.45.107:6983
type: 177.249.175.91:38939
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2890eff3-9daf-4766-adcf-46accf08632e
Behavior Graph:
Download SVG
%3 guuid=2df2c77a-1a00-0000-4183-b419460c0000 pid=3142 /usr/bin/sudo guuid=2f3ee07c-1a00-0000-4183-b4194d0c0000 pid=3149 /root/.sys/configuration guuid=2df2c77a-1a00-0000-4183-b419460c0000 pid=3142->guuid=2f3ee07c-1a00-0000-4183-b4194d0c0000 pid=3149 execve guuid=6412037d-1a00-0000-4183-b4194f0c0000 pid=3151 /usr/bin/dash guuid=2f3ee07c-1a00-0000-4183-b4194d0c0000 pid=3149->guuid=6412037d-1a00-0000-4183-b4194f0c0000 pid=3151 execve guuid=db11387d-1a00-0000-4183-b419510c0000 pid=3153 /usr/bin/dash guuid=2f3ee07c-1a00-0000-4183-b4194d0c0000 pid=3149->guuid=db11387d-1a00-0000-4183-b419510c0000 pid=3153 execve guuid=9219997d-1a00-0000-4183-b419540c0000 pid=3156 /root/.sys/configuration zombie guuid=2f3ee07c-1a00-0000-4183-b4194d0c0000 pid=3149->guuid=9219997d-1a00-0000-4183-b419540c0000 pid=3156 clone guuid=b8ca627d-1a00-0000-4183-b419520c0000 pid=3154 /usr/bin/dash guuid=db11387d-1a00-0000-4183-b419510c0000 pid=3153->guuid=b8ca627d-1a00-0000-4183-b419520c0000 pid=3154 clone guuid=e237677d-1a00-0000-4183-b419530c0000 pid=3155 /usr/bin/dash guuid=db11387d-1a00-0000-4183-b419510c0000 pid=3153->guuid=e237677d-1a00-0000-4183-b419530c0000 pid=3155 clone guuid=9f8cf583-1a00-0000-4183-b419650c0000 pid=3173 /root/.sys/configuration guuid=9219997d-1a00-0000-4183-b419540c0000 pid=3156->guuid=9f8cf583-1a00-0000-4183-b419650c0000 pid=3173 clone guuid=db110b84-1a00-0000-4183-b419660c0000 pid=3174 /root/.sys/configuration guuid=9f8cf583-1a00-0000-4183-b419650c0000 pid=3173->guuid=db110b84-1a00-0000-4183-b419660c0000 pid=3174 clone guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175 /root/.sys/configuration dns net net-scan send-data guuid=db110b84-1a00-0000-4183-b419660c0000 pid=3174->guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175 clone d316b2ae-0a7e-5b43-8de6-745900c90c54 127.0.0.1:65535 guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175->d316b2ae-0a7e-5b43-8de6-745900c90c54 con 38a4910e-6f05-5afe-a8e3-398c2eb18329 time.cloudflare.com:123 guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175->38a4910e-6f05-5afe-a8e3-398c2eb18329 send: 48B b5731cc7-eb67-527f-a994-c24c21022149 31.200.249.130:31746 guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175->b5731cc7-eb67-527f-a994-c24c21022149 send: 68B ce20a4e1-d449-5ad2-9374-35f01636ac61 31.200.249.227:31847 guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175->ce20a4e1-d449-5ad2-9374-35f01636ac61 send: 68B guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175|send-data send-data to 251 IP addresses review logs to see them all guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175->guuid=1d441a84-1a00-0000-4183-b419670c0000 pid=3175|send-data send
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0caa7f7e-2aae-452d-ad78-7e4c51279b86
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1720913
Signature
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 scans a subnet
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1720913 Sample: i686.elf Startdate: 23/06/2025 Architecture: LINUX Score: 68 38 178.162.173.132, 28014, 6881 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 2->38 40 178.162.173.138, 28004, 6881 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 2->40 42 102 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Sample scans a subnet 2->46 10 i686.elf configuration 2->10         started        signatures3 process4 process5 12 i686.elf sh 10->12         started        14 configuration 10->14         started        17 i686.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 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.6dFNT0, 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 configuration 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-06-23 12:25:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5y23e6wd6ausl5chzdoi3xg2ynltc3lp3eee3iofusbdbhjfdvq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
execution linux persistence privilege_escalation rootkit
Link:
https://tria.ge/reports/250623-pmeg4avyft/
Behaviour
Creates/modifies Cron job
Loads a kernel module
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b4775565-5702-493a-8dde-2e234836d040
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb

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 bf71ad93d61f81492fa23e46e46ee6d61ab98b6b7ec8426d0e2d241184e928eb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558224/
  
Delivery method
Distributed via web download

Comments