MALICIOUS — 18433bb34d5b71839f2a2d9076458aa425fa8c36938f2b3abd2abcca9f745f11
MALICIOUS — 18433bb34d5b71839f2a2d9076458aa425fa8c36938f2b3abd2abcca9f745f11 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the PolyPatch family. 6 of 25 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
18433bb34d5b71839f2a2d9076458aa425fa8c36938f2b3abd2abcca9f745f11 - SHA-1:
37b4edfb04b6020af21f85c18cf87173f8ba0538 - MD5:
022d89a7dbe21ae75ab9210939d4ec53 - imphash:
d028ed91d908ca3f4bdbbbb8a346d246 - ssdeep:
768:3Dw1RFtrJ9Qhtn2G75RDw1RUTPEzh3O2:3otri2GpbGpO - TLSH:
T1153C5C2705A19E9FFA06D3FB60409F0D6DF2A96898B711D42B97DC0A216CC93396D20D - Submitted as: 18433bb34d5b71839f2a2d9076458aa425fa8c36938f2b3abd2abcca9f745f11
- File type: pe · Size: 114688 bytes
- Verdict: malicious (98/100) · Family: PolyPatch
Detections (6 of 25 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- Detect It Easy (packer/type): DIE:UPX 3.96
- 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 98/100 is the fusion of 8 weighted signals:
- Dropped a malicious payload (PolyPatch): 7f7ca7063544a6c84788799a3275f2f58136423f743d1100fb51d395cc526a7e - dynamic signal, weight 0.80, confidence 0.90
- Microsoft Defender flagged Trojan:Win32/Zexa!pz (rule
Trojan:Win32/Zexa!pz) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Trojan.Agent.EYLR (rule
Trojan.Agent.EYLR) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PolyPatch-UPX (rule
PolyPatch-UPX) - engine signal, weight 0.55, confidence 0.85 - Contacted 23 external host(s) at runtime (15 HTTP) - network signal, weight 0.40, confidence 0.80
- Detect It Easy (packer/type) flagged DIE:UPX 3.96 (rule
DIE:UPX 3.96) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: UPX, UPX 3.96 - 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
Dynamic analysis (windows)
31 behavior events · 1 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- 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
- officeclient.microsoft.com
- odc.officeapps.live.com
- settings-win.data.microsoft.com
- assets.msn.com
- www.bing.com
- tas02.sls.update.microsoft.com
- v10.events.data.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/24757/files/7f7ca7063544a6c84788799a3275f2f58136423f743d1100fb51d395cc526a7e -
7f7ca7063544a6c84788799a3275f2f58136423f743d1100fb51d395cc526a7e
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded IP addresses
- 4.150.223.100
- 4.230.171.124
- 40.84.85.40
- 20.165.94.63
- 20.184.175.4
- 135.233.45.222
- 51.116.253.169
- 52.148.114.188
- 20.112.250.133
- 52.110.12.28
- 52.110.12.19
File paths
- C:\Users\
More PolyPatch samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report