MALICIOUS — dadb2c82167cbe3ba91a76a54e34f9bfb1f08d95b90f4692611a8d9cdf1036a8

MALICIOUS — dadb2c82167cbe3ba91a76a54e34f9bfb1f08d95b90f4692611a8d9cdf1036a8 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Mira family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: dadb2c82167cbe3ba91a76a54e34f9bfb1f08d95b90f4692611a8d9cdf1036a8
• SHA-1: 3125f7aba2404ee2fdb0a4de83955bb4f186bff4
• MD5: 77cb30b9dabe01cf93caf6154100c590
• imphash: 044fa07aef4575da982ff3317702d6b1
• ssdeep: 6144:OO2Wwqr+D5V4GDaFswO6Fz0sKy7Nu1ZPmG9jn+WGZO5t3UvAYZqkDvdUC1TgHVGW:Pjwqr+D5V4EwO6Fz0sK+oPmG9jnbGYqe
• TLSH: T19D45D83251697B2BD8B2C0FDC61D6E9C4067A88916B6C38CC5538194ABFB5F329310F6
• Submitted as: dadb2c82167cbe3ba91a76a54e34f9bfb1f08d95b90f4692611a8d9cdf1036a8
• File type: pe · Size: 273774 bytes
• Verdict: malicious (99/100) · Family: Mira

Detections (4 of 56 engines)

• ClamAV (daily): Win.Malware.Mira-6717565-0
• Microsoft Defender: Worm:Win32/Mira!rfn
• Emsisoft (Emergency Kit): Dump:Generic.Mira.632D18E4
• Kaspersky (KVRT): Trojan.Win32.Agent.nezvfi

MITRE ATT&CK

• T1547.001
• T1112

Why this verdict

The malicious score of 99/100 is the fusion of 9 weighted signals:

• ClamAV (daily) flagged Win.Malware.Mira-6717565-0 (rule Win.Malware.Mira-6717565-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Worm:Win32/Mira!rfn (rule Worm:Win32/Mira!rfn) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Dump:Generic.Mira.632D18E4 (rule Dump:Generic.Mira.632D18E4) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.Agent.nezvfi (rule Trojan.Win32.Agent.nezvfi) - engine signal, weight 0.55, confidence 0.85
• Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
• Contacted 15 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

6193 behavior events · 2 ATT&CK techniques · 0 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• 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.
• 252.0.0.224.in-addr.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.
• update.googleapis.com
• login.live.com
• desktop-hsgcbep
• v20.events.data.microsoft.com
• licensing.mp.microsoft.com
• config.edge.skype.com
• windows.msn.com
• www.msn.com

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://c.pki.goog/r/r1.crl
• http://x2.c.lencr.org/
• http://ye.c.lencr.org/
• http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
• http://yr.c.lencr.org/

Embedded domains

• fstream-inst.cc
• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 4.150.223.112
• 52.230.59.222
• 52.123.252.232
• 4.230.171.124
• 172.66.2.5
• 48.211.4.16
• 184.84.165.136
• 52.148.114.188
• 4.150.223.115
• 20.50.201.195
• 72.153.5.97
• 52.110.12.52
• 52.110.12.37
• 172.64.154.167
• 184.84.165.171

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

Analyzed on MalwareAnalyzer by Cyble · Open interactive report