MALICIOUS — db213929261e6ddbb77c2bf6a759b3cb00311086e6f0fd52bd4456df137d0a86
MALICIOUS — db213929261e6ddbb77c2bf6a759b3cb00311086e6f0fd52bd4456df137d0a86 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the Upatre family. 4 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
db213929261e6ddbb77c2bf6a759b3cb00311086e6f0fd52bd4456df137d0a86 - SHA-1:
930a10c21772e4ce30e2f7cebed378968f956841 - MD5:
d96dc71582ad181935e2693ee467bd95 - imphash:
20528d69eb39afb0c741240c40c1e453 - ssdeep:
384:HgPKj1LQeANccYp9cWKzmK1m9POREDn3uGhs2+WEtMN64tR/HuFhP6HD:Hg2LQe7cIcQlPsED3VK2+Zty64taqD - TLSH:
T1053241CE486F0F27CA7B94926E36E91E515BB0E519FCB2190F4F502D40C38A39D72926 - Submitted as: db213929261e6ddbb77c2bf6a759b3cb00311086e6f0fd52bd4456df137d0a86
- File type: pe · Size: 45944 bytes
- Verdict: malicious (97/100) · Family: Upatre
Detections (4 of 55 engines)
- ClamAV (daily): Win.Downloader.Upatre-6736574-0
- Microsoft Defender: TrojanDownloader:Win32/Upatre.AA
- Emsisoft (Emergency Kit): Trojan.GenericKD.1683057
- Kaspersky (KVRT): Trojan-Spy.Win32.Zbot.svfs
MITRE ATT&CK
Why this verdict
The malicious score of 97/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Downloader.Upatre-6736574-0 (rule
Win.Downloader.Upatre-6736574-0) - 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 - Contacted 22 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
10467 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
- 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
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\dcare.exe -
688e23dcf819d9d68451e58c17459e44ddcd03ec8808d73c062c5aa7adaa40c6 - 191d32aeace81ce0e8f16175c9f1284fa24ba0a625fc373f8e1a4c4d2b4a8191 -
191d32aeace81ce0e8f16175c9f1284fa24ba0a625fc373f8e1a4c4d2b4a8191
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=1787861763&P2=404&P3=2&P4=FjvCEtlfujAimMyg7gc44vUUVdMp4vAkarQoitfvOKnb%2bX3pzKO44BECB8Nq6mZbE7dI803vh2PiG7nzcDegiQ%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=1787861839&P2=404&P3=2&P4=kjf6Sc4MKZtG2KMt8Eql3UCKsifGRY8Awoa8rYKlhvm5vrebchinSgdZlI3vhz6kNCjLDqr0glvJkqo%2bBZF3yw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 51.104.15.253
- 52.230.60.54
- 4.230.171.124
- 4.247.188.233
- 135.232.92.137
- 104.46.162.230
- 135.232.92.97
- 135.233.95.144
- 52.123.129.14
- 20.236.44.162
- 52.123.128.14
- 4.150.223.110
- 135.234.160.245
- 203.26.79.13
- 172.178.240.161
- 52.148.114.188
- 52.123.252.226
- 74.178.76.44
- 72.145.35.111
- 92.223.78.30
- 52.110.12.24
- 52.110.12.11
File paths
- C:\sample.exe
- C:\db4859b1dd178c04d31e2e787ddbc4cc3a05ac03d0521ebb6272d3a22100b186
- C:\Ixi4eLPq.exe
- C:\r9YvVcXi.exe
- C:\hENTvSMI.exe
- C:\PhxWTiQt.exe
- C:\KvzPr57u.exe
- C:\CLreteO6.exe
- C:\phiyptvo.exe
- C:\dKJQUan9.exe
- C:\uDUG5npi.exe
- C:\REBIoXJp.exe
- C:\6N3UeRoN.exe
- C:\w7XAs6zR.exe
- C:\y4K06mdi.exe
- C:\PRgEf_W8.exe
- C:\geWbYYKb.exe
- C:\dwn96PDh.exe
- C:\VC9YoV8l.exe
- C:\vKHVaiYY.exe
- C:\5B171vyf.exe
- C:\a2k7ftv4.exe
- C:\1vphJuiJ.exe
- C:\ct_BeFCf.exe
- C:\uofKumWA.exe
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report