MALICIOUS — DOC-UAR3GC.lnk
MALICIOUS — DOC-UAR3GC.lnk is a lnk sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100), attributed to the Phonzy family. 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
5d4e27f563b3c59deba791a9629ca4849ea8af1ac332eacc4045ac02ba8ec5ee - SHA-1:
33ef0e061feaa88b9b8bc023be3c683686648f55 - MD5:
3f09448852c8756ed9e9368131cf1368 - ssdeep:
24:8YfJtnyUD2+3AFU3iwZkM6dcCDmA4ArZ3/TAOpJqddNXuHY:8aSgAFEL9mcCD0gPTA4UdLXuH - TLSH:
T1271566CFD92C0307C629C439021AABED5C4170C111A6B70D1D0881BA17E246FEFA251E - Submitted as: DOC-UAR3GC.lnk
- File type: lnk · Size: 2155 bytes
- Verdict: malicious (84/100) · Family: Phonzy
Detections (3 of 53 engines)
- Microsoft Defender: Trojan:Script/Phonzy.B!ml
- Emsisoft (Emergency Kit): Trojan.Generic.40399386
- Kaspersky (KVRT): HEUR:Trojan.WinLNK.Rufus.gen
MITRE ATT&CK
Why this verdict
The malicious score of 84/100 is the fusion of 5 weighted signals:
- Shortcut launches: embedded-url - static signal, weight 0.50, confidence 0.80
- Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 30 external host(s) at runtime (19 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1622, T1082 - dynamic signal, weight 0.40, confidence 0.75
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
15499 behavior events · 2 ATT&CK techniques · 2 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
- geo-pdffiller.lat
- 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
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
Dropped files
- ca517a62cc4bd322c4afb74599b3f4a6f414d0fb6f750eae56a0d9c95d997f49 -
ca517a62cc4bd322c4afb74599b3f4a6f414d0fb6f750eae56a0d9c95d997f49 - 6f19b70900df0eaef1a9256fd5a281ea7c8801fbffbd34c47e8534b6030e8378 -
6f19b70900df0eaef1a9256fd5a281ea7c8801fbffbd34c47e8534b6030e8378
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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787645357&P2=404&P3=2&P4=IZ1HRQ80YCcdVxupEu3bVXvbwWoe6lmH8jl5M%2fGn3W4cd10u6kx56THaWfM5YU%2bOt7pMl2QGHMAXLsRFsV11KQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- geo-pdffiller.lat
Embedded IP addresses
- 108.158.32.22
- 108.158.32.99
- 40.115.75.193
- 142.251.222.8
- 20.42.73.26
- 20.247.184.197
- 4.230.171.124
- 57.154.63.210
- 40.84.97.4
- 74.178.240.61
- 20.42.65.93
- 74.178.240.51
- 51.132.193.104
- 108.158.32.110
- 20.184.175.21
- 20.76.201.171
- 52.123.128.14
- 52.123.129.14
- 172.178.240.162
- 203.26.79.13
- 52.148.114.188
- 20.112.250.133
- 74.178.76.44
- 52.110.12.28
- 52.110.12.5
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report