MALICIOUS — a616ef9e440d6ce1228c0891cf7ad0ef94ad43e22c165c77f24c850a9c48e2c7

MALICIOUS — a616ef9e440d6ce1228c0891cf7ad0ef94ad43e22c165c77f24c850a9c48e2c7 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Fasong family. 6 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: a616ef9e440d6ce1228c0891cf7ad0ef94ad43e22c165c77f24c850a9c48e2c7
• SHA-1: 17680657e3c3ebeb8763e2fd3df704e450cffb46
• MD5: 7c3d6916032709d57304daaa8839da6b
• imphash: 74c3c773e34be3b7003c58e6ac1f85d1
• ssdeep: 1536:7+yFe8bF79mMlgpgZ+NFV602N9N/UZr97qw90r26A/9nHGjCxlu:62DFYMXZ+NFU0oqZr97TeKgCxlu
• TLSH: T17C3EE1DD01AD2262CAF8D02CAC5099AD4CD9B4D60EBBB48D9E41943910DB033FFB6875
• Submitted as: a616ef9e440d6ce1228c0891cf7ad0ef94ad43e22c165c77f24c850a9c48e2c7
• File type: pe · Size: 144959 bytes
• Verdict: malicious (100/100) · Family: Fasong

Detections (6 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): UPX
• ClamAV (daily): Win.Spyware.66720-2
• Detect It Easy (packer/type): DIE:UPX 1.24
• Microsoft Defender: Worm:Win32/Fasong!pz
• Emsisoft (Emergency Kit): Gen:Variant.Barys.489681
• Kaspersky (KVRT): Trojan-GameThief.Win32.Lmir.ans

MITRE ATT&CK

• T1071.001
• T1112

Why this verdict

The malicious score of 100/100 is the fusion of 11 weighted signals:

• ClamAV (daily) flagged Win.Spyware.66720-2 (rule Win.Spyware.66720-2) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Worm:Win32/Fasong!pz (rule Worm:Win32/Fasong!pz) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Variant.Barys.489681 (rule Gen:Variant.Barys.489681) - engine signal, weight 0.55, confidence 0.85
• Memory forensics: 2 finding(s), e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85
• Contacted 53 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
• Contacted 53 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
• Detect It Easy (packer/type) flagged DIE:UPX 1.24 (rule DIE:UPX 1.24) - engine signal, weight 0.35, confidence 0.70
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
• Packing/obfuscation: UPX, high-entropy-sections:UPX1, UPX 1.24 - static signal, weight 0.25, confidence 0.55
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

1392 behavior events · 1 ATT&CK techniques · 0 dropped files.

Runtime network

• desktop-hsgcbep._dosvc._tcp.local
• desktop-hsgcbep(1)._dosvc._tcp.local
• _dosvc._tcp.local
• www.msftconnecttest.com
• login.live.com
• ctldl.windowsupdate.com
• ocsp.digicert.com
• v10.events.data.microsoft.com
• settings-win.data.microsoft.com
• time.windows.com
• desktop-hsgcbep
• 1.0.240.10.in-addr.arpa
• 212.101.155.57.in-addr.arpa
• tas02.sls.update.microsoft.com
• 251.0.0.224.in-addr.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
• 61.240.178.74.in-addr.arpa
• 252.0.0.224.in-addr.arpa
• 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

Embedded IP addresses

• 23.40.52.209
• 4.247.188.233
• 40.79.150.123
• 51.116.253.168
• 203.26.79.13
• 72.145.35.99
• 20.190.142.167
• 74.178.240.61
• 57.155.101.212
• 20.165.94.46
• 20.42.73.24
• 85.210.196.11
• 52.148.114.188
• 23.40.52.174
• 23.11.37.157
• 199.232.138.172
• 104.68.3.77
• 23.214.54.132
• 40.126.14.164
• 4.230.171.124
• 85.210.193.152
• 20.184.175.13
• 150.171.22.17
• 40.84.85.40
• 48.211.4.16

File paths

• c:\bbcct.exe
• c:\bbcct.

More Fasong samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report