MALICIOUS — NET_Malware.exe
MALICIOUS — NET_Malware.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the MSILZilla family. 6 of 52 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
a850de0705c0f6095910aa1d5ed0e73a49581aa7427fcfaf2ff5144e93b047c1 - SHA-1:
52e8f04d6b495d238f1a49283a10e2acc053123b - MD5:
dc4200ac514006f084ead7f83b84c928 - imphash:
f34d5f2d4577ed6d9ceec516c1f5a744 - ssdeep:
12288:VdA1BIdj/Ftx6/QV/Zxc0kim/XPZLTrXkx2:VdsIdj9bXLAiyFfXkx - TLSH:
T1D94B22EC18560F85C63BAC558489D03EC13AA2CDD8762D2D5634653BA900B37C8B7F2A - Submitted as: NET_Malware.exe
- File type: pe · Size: 495616 bytes
- Verdict: malicious (100/100) · Family: MSILZilla
Detections (6 of 52 engines)
- capa (capabilities): capability:execution/powershell
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.text
- ClamAV (daily): Win.Trojan.Agent-6487805-0
- Microsoft Defender: TrojanSpy:MSIL/Yakbeex.B
- Emsisoft (Emergency Kit): IL:Trojan.MSILZilla.36194
- Kaspersky (KVRT): HEUR:Trojan-Spy.MSIL.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 14 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Agent-6487805-0 (rule
Win.Trojan.Agent-6487805-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged TrojanSpy:MSIL/Yakbeex.B (rule
TrojanSpy:MSIL/Yakbeex.B) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged IL:Trojan.MSILZilla.36194 (rule
IL:Trojan.MSILZilla.36194) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan-Spy.MSIL.Generic (rule
HEUR:Trojan-Spy.MSIL.Generic) - engine signal, weight 0.55, confidence 0.85 - 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 - execute via PowerShell (rule
execute via PowerShell) - capa signal, weight 0.40, confidence 0.80 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 34 external host(s) at runtime (14 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- Extracted KeyBase config (0 C2) - engine signal, weight 0.45, confidence 0.60
- Embedded network infrastructure: http://ziraat-helpdesk.com/components/com_content/limpopapa/, 4.1.1.0 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: high-entropy-sections:.text - 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)
9651 behavior events · 2 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- ctldl.windowsupdate.com
- login.live.com
- v20.events.data.microsoft.com
- desktop-hsgcbep
- config.edge.skype.com
- licensing.mp.microsoft.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- settings-win.data.microsoft.com
- assets.msn.com
- msedge.api.cdp.microsoft.com
- geo.prod.do.dsp.mp.microsoft.com
- www.bing.com
- kv801.prod.do.dsp.mp.microsoft.com
- cp801.prod.do.dsp.mp.microsoft.com
- msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded URLs
- http://ziraat-helpdesk.com/components/com_content/limpopapa/
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786412539&P2=404&P3=2&P4=OPZoFy6vm9st%2fRRru7p%2bZ3UicC7azuDC636puFHGj2CXji2oio4L6ze9WnIS24HnsEtK9B%2fG6MUAd8Eggxzw0g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c48ae315-f580-4b6c-801e-58a0f885749d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c48ae315-f580-4b6c-801e-58a0f885749d?P1=1786412549&P2=404&P3=2&P4=SZmTpOLhL1QQaI7OEOU1ktaNZ1wtHyFN0zaXeH2JGntsj8YK0Qck%2bsqIR6MBu%2fyMWQzcRlYxOdmf97Z999B1jA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ziraat-helpdesk.com
Embedded IP addresses
- 4.1.1.0
- 52.168.112.66
- 52.123.252.226
- 20.247.185.124
- 4.230.171.124
- 40.84.85.40
- 52.110.12.56
- 52.110.12.32
- 52.123.252.213
- 135.232.92.34
- 135.232.92.137
- 74.178.240.51
- 52.182.141.63
- 203.26.79.13
- 20.184.175.9
- 172.178.240.161
- 135.234.160.246
- 4.150.223.97
- 51.104.15.252
- 184.84.165.171
- 184.84.165.136
- 72.154.7.107
- 52.148.114.188
- 52.110.12.20
- 52.110.12.5
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report