MALICIOUS — fc0442e14a6dd63b2af34dc8e8f7be7c1a6d1705cabfd10d61ba8dd994c26929
MALICIOUS — fc0442e14a6dd63b2af34dc8e8f7be7c1a6d1705cabfd10d61ba8dd994c26929 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Razy family. 5 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
fc0442e14a6dd63b2af34dc8e8f7be7c1a6d1705cabfd10d61ba8dd994c26929 - SHA-1:
969da595b6ae9ac63f30bdba457e662c0965261f - MD5:
33dd8a2afdaf0460ab462d4f77715aef - imphash:
6ed4f5f04d62b18d96b26d6db7c18840 - ssdeep:
24576:XJS8IVsT+X72W19Urdok/Uw+0OCvL0SuoChCv823USnB/P/tgxh1d3vPmIN91aAv:XJSyTSKdF/Uw+0lT0kC85USBX/qxh1dv - TLSH:
T19D56236483449547C89D836E1A71A23F969611F3E1EC4A19CF86C224DFFD0BBA15E132 - Submitted as: fc0442e14a6dd63b2af34dc8e8f7be7c1a6d1705cabfd10d61ba8dd994c26929
- File type: pe · Size: 1395712 bytes
- Verdict: malicious (99/100) · Family: Razy
Detections (5 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Razy-9857221-0
- Microsoft Defender: Trojan:Win32/Injector.RAQ!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.374405
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Win.Malware.Razy-9857221-0 (rule
Win.Malware.Razy-9857221-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 4 finding(s), e.g. process hollowing in tsk_1629f07c3b (pid 8232) (rule
windows.hollowprocesses.HollowProcesses) - memory signal, weight 0.70, 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 - Contacted 25 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: UPX, high-entropy-sections:UPX1 - static signal, weight 0.25, confidence 0.55
- 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)
8655 behavior events · 2 ATT&CK techniques · 17 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
- zipansion.com
- publisher.linkvertise.com
- c.pki.goog
- direct-link.net
- linkvertise.com
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
Dropped files
- C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8AC0ED8906442A67C7B113D790F1875D -
19984ee95bd25ccb3fb9f9303b99aa4073fe02bc3c5e43b92309e1a6c4132fa2 - C:\Users\analyst\AppData\Local\Temp\tsk_1629f07c3be84722.exe -
9986c7f230849a24f35741a11111df5925db62d8e39d6055f73af7c2c68a3aa2 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12 -
63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7D588C464E3D4F9F1F5D043A1B7C9A7E -
f14bea4b075abd80ad20bd89f0d723e099240ccfdb3a00573f0846780e235b69 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8AC0ED8906442A67C7B113D790F1875D -
77aa21936d2cdb6221258a7d5341e7238a6f4927d344db5c7958c01d30db565e - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8 -
d2bb091268ade68ad8121d2184d0fbce128070156304bd4de312e6fbd267409c - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8 -
32a6a53129ceae4b87ec8b5d5b85aa60d3b20343f83add536b5c16844c1f689c - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B625C9EE8BD3E6849AFA2339291AE3C -
b28013a5f9233c5577e16c348ba474e0eba33260cd052f118b235c94007ad300 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B625C9EE8BD3E6849AFA2339291AE3C -
8e5dca9f8f7434108ce36a338d5c6f93f4711ef16a480459a8c85ef18b0c5b06 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12 -
fcd54d05bd64f33a73e97e39f3d1c9862251787ce5ed7a90cb9cd2ab656ce508 - C:\Users\analyst\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7D588C464E3D4F9F1F5D043A1B7C9A7E -
72d38c3185c60af8fbb5f08f3b3ec8a851cf8bfa30e19b066c69357d5665671b - bf76202a42df34cb26e37d9e6f3e2aacebea7f11f81d1eeb44efbc71809134f3 -
bf76202a42df34cb26e37d9e6f3e2aacebea7f11f81d1eeb44efbc71809134f3 - 8ead79f495e3a391610615d7f98b89452aeb1e11e6492633488c839e0ef66318 -
8ead79f495e3a391610615d7f98b89452aeb1e11e6492633488c839e0ef66318 - d51f25a066ff53684101d4e79370b522e129d56fed05955dd137bf99097158c5 -
d51f25a066ff53684101d4e79370b522e129d56fed05955dd137bf99097158c5 - 8ea92f31ad9311ae6bf0f113a5bebd62dfb2ff9f3063ae3c6e10d50838bccc6c -
8ea92f31ad9311ae6bf0f113a5bebd62dfb2ff9f3063ae3c6e10d50838bccc6c
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://zipansion.com/2pRLi
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- http://c.pki.goog/we1/pyeoXlQPF4E.crl
- http://c.pki.goog/we1/OpMCQT6sVwg.crl
- http://c.pki.goog/we1/USODfqcOxVM.crl
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787847692&P2=404&P3=2&P4=EDY2wrP1VmuLx%2fn4aVGpGwMZLOpUXEtcdTozx8mMJjXzlxeXA%2fbcXndMSpxBIWZgh%2byhfJBwo2AzitPjT4rGxw%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
Embedded domains
- schemas.microsoft.com
- aefd.nelreports.net
- zipansion.com
- publisher.linkvertise.com
- direct-link.net
- linkvertise.com
Embedded IP addresses
- 52.123.252.231
- 20.42.73.30
- 40.84.85.40
- 4.230.171.124
- 20.247.185.124
- 48.211.4.16
- 74.178.240.61
- 4.150.223.112
- 20.165.94.54
- 20.112.250.133
- 40.99.134.18
- 52.123.129.14
- 52.123.128.14
- 20.184.175.13
- 135.233.45.222
- 203.26.79.13
- 52.148.114.188
- 52.123.252.229
- 74.178.232.29
- 72.145.35.102
- 104.18.1.75
- 104.21.73.114
- 172.67.217.63
- 52.110.12.53
- 52.110.12.44
More Razy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report