MALICIOUS — b905cbc625c56278154dedd11f1838f2fddb007b3576676d832f5dbb558372fe
MALICIOUS — b905cbc625c56278154dedd11f1838f2fddb007b3576676d832f5dbb558372fe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Zusy family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b905cbc625c56278154dedd11f1838f2fddb007b3576676d832f5dbb558372fe - SHA-1:
aa1b1d6d238b6b26616bde1b7b361d8d53888d14 - MD5:
7fe5a536b2ddf845a59edf1982b4d480 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
24576:N2oo60HPdt+1CRiY2eOBvcj3u10dsZjmWbHgYS/YdkeMB3Une/eh4CxMiYS4rCAu:Qoa1taC070dsgWz31OeMBPCaZu - TLSH:
T11F5A234556596B0CE2F6C4843D56056EC482D8B2A37C298E82CFF06E73CBD6B78112DB - Submitted as: b905cbc625c56278154dedd11f1838f2fddb007b3576676d832f5dbb558372fe
- File type: pe · Size: 1958400 bytes
- Verdict: malicious (96/100) · Family: Zusy
Detections (4 of 55 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
Why this verdict
The malicious score of 96/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule
Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 28 external host(s) at runtime (30 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
98 behavior events · 1 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
- outlook.office365.com
- outlook.cloud.microsoft
- c.pki.goog
- 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
Dropped files
- C:\Users\analyst\AppData\Local\Temp\ACE0.tmp -
8f0c86ed4e1bd64cd5d299c2f48b7e6af0e6416f56d8fd7f354adceb35afdfe0 - e8d036830950a74cf7421127f4d3a0c7591df9b6e88f5768b0ca910065322dd2 -
e8d036830950a74cf7421127f4d3a0c7591df9b6e88f5768b0ca910065322dd2
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
- 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=1787799656&P2=404&P3=2&P4=L1XM%2byBvSmpXp5BxxPs1NIvpheLmmLH82rumtCbrvyt8cRFw2P%2bvKG3Pe00TJX1laU150w3bIiOphSRiHsrzgA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787799729&P2=404&P3=2&P4=QVNjr05LIlIKD%2bZteDzVJamQD5Hcar6at9mrFeUYibd%2b3f6S2NwRUmwP%2f3tLt5R4v5rfzuKjXaK0xUEDqfonBQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787196438&P2=404&P3=2&P4=SkO12axcuTMZ8br%2fw1Tb%2b88UzyZELbXlKg8PgBjyyhKCjXgC76NmRi23oHPeQOIntFvG5CI6CT8NQT8ATQV0Tg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787195982&P2=404&P3=2&P4=CQRXfWYmAvO8UbhokCyn0SPMKSqEpQPVcodGoUcgW%2faW7S4p6u857bqmuV3XDBD%2f%2fN9EWcdYi10LAALHUewC1Q%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- y.cn
- t.cc
- h.nl
- schemas.microsoft.com
Embedded IP addresses
- 20.42.65.90
- 20.42.179.204
- 4.144.132.223
- 4.230.171.124
- 4.247.188.224
- 74.178.240.61
- 74.178.232.29
- 4.150.223.106
- 135.232.92.97
- 203.26.79.13
- 52.123.128.14
- 20.112.250.133
- 52.123.129.14
- 135.234.160.245
- 52.110.12.24
- 52.123.252.236
- 52.148.114.188
- 57.155.101.212
- 52.182.141.63
- 4.150.223.96
- 72.145.35.101
- 52.168.117.174
- 4.209.250.170
- 4.150.223.105
- 142.250.183.35
File paths
- C:\PY)
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report