SUSPICIOUS — mutated_10771.exe
SUSPICIOUS — mutated_10771.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (59/100), attributed to the AntiDebug family. 3 of 55 detection engines flagged it.
Identification
- SHA-256:
8bd92ba9f7d84f10838c8f25306e279e2032c69d89ef1facfb21291e9fe579ca - SHA-1:
36b1859dc0f6f1535a23baa35d19698e1e9a1669 - MD5:
60e0d7340e3a30a48e46c9513c7b94c8 - imphash:
542863a264e826bf130b0880664f67e4 - ssdeep:
98304:p7GpL4IFkDS1foMqv4Yop7IyoB+QBPDE7uk:p7GpZ31foMqtB+QBPDEP - TLSH:
T1E96A6C7071656487CFFA1630BCAE456E37B360202AB6D38C1386215391D26FF8A7C5E6 - Submitted as: mutated_10771.exe
- File type: pe · Size: 9807974 bytes
- Verdict: suspicious (59/100) · Family: AntiDebug
Detections (3 of 55 engines)
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Trojan:Win32/Zusy.KK!MTB
- Kaspersky (KVRT): HEUR:Trojan.Win32.Agent.pef
Why this verdict
The suspicious score of 59/100 is the fusion of 3 weighted signals:
- Contacted 18 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://gcc.gnu.org/bugs/ - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
28 behavior events · 0 ATT&CK techniques · 0 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
- settings-win.data.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Embedded URLs
- https://gcc.gnu.org/bugs/
- 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=1787723286&P2=404&P3=2&P4=lqyDbFbzhvMDDILcBolH8ME9nyBz6wapAnvGzW3N6iKLgDV5%2bjJT1DICNQ2MshVz4jwjxa93DJZVwi24FTu4nQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- gcc.gnu.org
Embedded IP addresses
- 20.184.175.4
- 20.42.179.204
- 20.247.184.142
- 4.230.171.124
- 74.178.240.61
- 20.42.65.93
- 135.232.92.97
- 135.233.95.144
- 20.76.201.171
- 52.123.129.14
- 203.26.79.13
- 172.178.240.161
- 74.179.71.159
- 52.123.252.238
- 72.154.7.110
- 52.148.114.188
- 52.110.12.18
- 52.110.12.8
File paths
- X:\:`:d:h:l:p:t:x:
- X:\:h:l:p:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report