SUSPICIOUS — a.tmp

SUSPICIOUS — a.tmp is a elf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (54/100). 0 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 99f0e6c96dabcf4cd7bc998fcebef2d125e6a929ba11710e7f05d91284f9ab99
• SHA-1: 3ec47491fecaba41171774112ed0a3b5f09e9c87
• MD5: 6373f809637a7f2fcf52ed097dd9ecdb
• ssdeep: 3:Bnkl//xlEl1m/lltXllGyZ8l:BnO/Iku68l
• TLSH: T12B0A04C414745071D540F110C0C4551D5577454450F5C00444555435C73CD3357130CC
• Submitted as: a.tmp
• File type: elf · Size: 64 bytes
• Verdict: suspicious (54/100)

Detections (0 of 52 engines)

No engine flagged this sample.

MITRE ATT&CK

• T1105
• T1059.004

Why this verdict

The suspicious score of 54/100 is the fusion of 4 weighted signals:

• 1 behavioral detection(s): Download-and-execute dropper (wget/curl + chmod) [high] (rule tl-linux-download-exec) - dynamic signal, weight 0.60, confidence 0.90
• 1 behavioral detection(s): Download-and-execute dropper (wget/curl + chmod) [high] (rule tl-linux-download-exec) - dynamic signal, weight 0.60, confidence 0.90
• Contacted 14 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
• Contacted 14 external host(s) at runtime - network signal, weight 0.12, confidence 0.55

Dynamic analysis (linux)

924 behavior events · 0 ATT&CK techniques · 1 dropped files.

Runtime network

• entropy.ubuntu.com
• desktop-hsgcbep
• _dosvc._tcp.local
• desktop-hsgcbep._dosvc._tcp.local
• ntp.ubuntu.com
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 252.0.0.224.in-addr.arpa
• 185.125.189.54:443
• 20.42.73.25
• ff02::1:3
• 224.0.0.252
• 10.240.0.1
• 10.240.0.255
• 224.0.0.251
• ff02::fb
• ff02::1:ff4c:1d1d
• ff02::2
• ff02::16

Dropped files

• tmp_tmp.1fXuZKN8fM - e457d75ce1a3c1c728962ec3358b9e210ba9540c0af5dab39e42e718e930215c

Embedded IP addresses

• 20.42.73.25
• 135.233.95.80
• 20.42.73.26
• 20.184.175.22
• 20.165.94.63
• 4.247.188.224
• 20.165.94.46
• 85.210.196.11

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report