MALICIOUS — a0235716af3012ec82d53650fd9daa332c5076caa1f6bc00eb00b6fa5c166553
MALICIOUS — a0235716af3012ec82d53650fd9daa332c5076caa1f6bc00eb00b6fa5c166553 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the PolyPatch family. 6 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a0235716af3012ec82d53650fd9daa332c5076caa1f6bc00eb00b6fa5c166553 - SHA-1:
d5e1ef5ef3c5e9209ac175b72787a4bb599093a7 - MD5:
0a86d2a3e86272af68d5826b206b8785 - imphash:
d028ed91d908ca3f4bdbbbb8a346d246 - ssdeep:
6144:Odudrdud1dudrdudqdudrdud1dudrdud: - TLSH:
T141595C2705B19E9FFA06D3FB60809F0D6DF2A96898B711D42B97DC0A116CC93396D20D - Submitted as: a0235716af3012ec82d53650fd9daa332c5076caa1f6bc00eb00b6fa5c166553
- File type: pe · Size: 1835008 bytes
- Verdict: malicious (96/100) · Family: PolyPatch
Detections (6 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Trojan.Generic-9986843-0
- Microsoft Defender: Trojan:Win32/Zexa!pz
- Emsisoft (Emergency Kit): Trojan.Agent.EYLR
- Trellix Stinger (McAfee): PolyPatch-UPX
- Kaspersky (KVRT): Trojan.Win32.Agentb.kntn
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9986843-0 (rule
Win.Trojan.Generic-9986843-0) - engine signal, weight 0.90, confidence 0.95 - Dropped a malicious payload: BRBHSPSUYS.exe - dynamic signal, weight 0.62, confidence 0.90
- Contacted 26 external host(s) at runtime (15 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: UPX - static signal, weight 0.25, confidence 0.55
Dynamic analysis (windows)
32 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- settings-win.data.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\BRBHSPSUYS.exe -
64c80bdb7212bfaaca715c3c0cf390962aa1a1f5ed2d700c8277ef69ed66ccc8
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded IP addresses
- 44.194.196.169
- 103.229.10.211
- 44.216.127.226
- 44.225.99.207
- 52.44.153.83
- 44.245.166.27
- 52.178.17.3
- 52.123.252.244
- 4.144.132.223
- 172.215.188.225
- 4.230.171.124
- 20.165.94.63
- 135.232.92.97
- 4.207.44.76
- 74.178.240.61
- 92.223.78.30
- 20.231.239.246
- 52.123.128.14
- 52.123.129.14
- 135.234.160.246
- 72.153.5.60
- 52.123.252.230
- 52.110.12.54
- 74.178.232.29
- 52.148.114.188
File paths
- C:\Users\
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report