MALICIOUS — 1b18c8dff7a967954d193b97ac538a06cb353be745150fd22da5dce62b03c7a0

MALICIOUS — 1b18c8dff7a967954d193b97ac538a06cb353be745150fd22da5dce62b03c7a0 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the C83B492E family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 1b18c8dff7a967954d193b97ac538a06cb353be745150fd22da5dce62b03c7a0
• SHA-1: f9b63fcf6239a21cc152799445318e7fe3f68938
• MD5: 3c39e86208be864021791d06d0e8b2e9
• imphash: 95122753ea27818b35f9b51859e4c692
• ssdeep: 49152:Qoa1taC070dVGW5dYye8LbgefCJyqRSJ22PQr0SaiP:Qoa1taC0kYyyefEQ22orlaiP
• TLSH: T1865A234956197B0CEAF1C4843D29656EC442E8F7973C2A4A828FF14F73D79A7382019B
• Submitted as: 1b18c8dff7a967954d193b97ac538a06cb353be745150fd22da5dce62b03c7a0
• File type: pe · Size: 1958400 bytes
• Verdict: malicious (99/100) · Family: C83B492E

Detections (4 of 56 engines)

• ClamAV (daily): Win.Malware.Zusy-9764479-0
• Microsoft Defender: Trojan:Win32/Salgorea!pz
• Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
• Kaspersky (KVRT): Trojan.Win32.Bingoml.ckfs

MITRE ATT&CK

• T1543.003
• T1112

Why this verdict

The malicious score of 99/100 is the fusion of 8 weighted signals:

• ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Salgorea!pz (rule Trojan:Win32/Salgorea!pz) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Dump:Generic.Dacic.17983.C83B492E (rule Dump:Generic.Dacic.17983.C83B492E) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.Bingoml.ckfs (rule Trojan.Win32.Bingoml.ckfs) - engine signal, weight 0.55, confidence 0.85
• Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
• Contacted 23 external host(s) and 9 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• 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)

21914 behavior events · 2 ATT&CK techniques · 2 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• 252.0.0.224.in-addr.arpa.
• 85.52.40.23.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.
• 63.141.182.52.in-addr.arpa.
• tas02.sls.update.microsoft.com
• v10.events.data.microsoft.com
• 63.94.165.20.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.
• settings-win.data.microsoft.com
• 91.65.42.20.in-addr.arpa.
• 224.188.247.4.in-addr.arpa.
• nexusrules.officeapps.live.com
• 146.110.171.150.in-addr.arpa.
• wpad
• c.pki.goog
• x1.c.lencr.org

Dropped files

• C:\Users\analyst\AppData\Local\Temp\F1E1.tmp - 5d168479281503095a3075fde05b856c2dee063fa23c51e93e261c5c1da32cd5
• 810190900ed3b1dc8c39209c738640f4aa2c59ca64879c5fdb25ee5a92ea1cba - 810190900ed3b1dc8c39209c738640f4aa2c59ca64879c5fdb25ee5a92ea1cba

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded domains

• schemas.microsoft.com
• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ..localmachine

Embedded IP addresses

• 52.123.252.223
• 72.145.35.98
• 52.182.141.63
• 48.211.4.16
• 52.168.117.169
• 20.42.65.91
• 4.247.188.224
• 52.178.17.3
• 40.79.167.9
• 4.150.223.97
• 20.165.94.63
• 72.145.35.105
• 72.145.35.97
• 52.148.114.188
• 4.150.223.113
• 85.210.193.152
• 57.155.104.224
• 4.247.188.233
• 57.154.63.210
• 20.42.179.192
• 20.50.201.201
• 20.42.65.94
• 72.145.35.96
• 104.208.16.94
• 74.179.71.159

More C83B492E samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report