MALICIOUS — api-ms-win-crt-time-l1-1-0.dll
MALICIOUS — api-ms-win-crt-time-l1-1-0.dll is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Container family. 9 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
20e4141711495aeab990cceb84c26da4267130e76413d8c4df53d4996b1a090f - SHA-1:
5f605b2eb5fdbc24662fd30a14d908b38c94e5e7 - MD5:
5aca21a5bbbf5e2451686893de28a5ad - imphash:
38aa7c2ff6ef0e48a9520d6702d08df4 - ssdeep:
6144:TeEriRsAxH/K2jye9POln4RUOeinwl5gaO5W2cRFWx5G3T:igixH/dpPOV4uOeinggFQF45 - TLSH:
T1F74BAFB1011A1135D9FABEB0A01CCEBCD063784570782F9E918BDB5D9098AE3D8FE591 - Submitted as: api-ms-win-crt-time-l1-1-0.dll
- File type: pe · Size: 483714 bytes
- Verdict: malicious (98/100) · Family: Container
Detections (9 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Trojan.Agent-6943819-1
- YARA: delivr.to detections: DLV_ISO_IMG_Container_Lure
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:UPX
- Microsoft Defender: Virus:Win32/Sivis.A
- Emsisoft (Emergency Kit): Win32.Sivis.A
- Trellix Stinger (McAfee): PolyPatch-UPX
- Kaspersky (KVRT): Virus.Win32.Agent.es
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Agent-6943819-1 (rule
Win.Trojan.Agent-6943819-1) - engine signal, weight 0.90, confidence 0.95 - Contacted 24 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497 - dynamic signal, weight 0.40, confidence 0.75
- YARA: delivr.to detections flagged DLV_ISO_IMG_Container_Lure (rule
DLV_ISO_IMG_Container_Lure) - engine signal, weight 0.35, confidence 0.70 - YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:UPX (rule
DIE:UPX) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://creativecommons.org/publicdomain/zero/1.0/, https://d.symcb.com/rpa0, http://s.symcb.com/universal-root.crl0 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: UPX - static signal, weight 0.25, confidence 0.55
- Dropped 83 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
25427 behavior events · 0 ATT&CK techniques · 97 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
- licensing.mp.microsoft.com
- www.msn.com
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javajpeg.dll -
d0048a65d823f3f1c4df9ab059ae38273aec44a70c68e9b1e63df01a83b46222 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-localization-l1-2-0.dll -
1f0a76e341b00bc4ca76a0a6e62d48b452122bd3fb6f182122a7f69a2fde4db7 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-stdio-l1-1-0.dll -
2b03568c0603c7916fb05f57b9080e4e5b6990559243a64074327017b476a9f6 - 26a4217dc65a6b4d923bbedec546a54ba1800b9e67fb1a27ccb9570701b14629 -
26a4217dc65a6b4d923bbedec546a54ba1800b9e67fb1a27ccb9570701b14629 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-runtime-l1-1-0.dll -
3de26fc4a4bc7af654d31cb2f676e35dcfe35b20be0007a2f018596808a5a870 - C:\$WinREAgent\RollbackInfo.ini -
a061ce96cde93368ea5e333c8f7c8c994aef0369c6ded58a0ee399cc58317988 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-string-l1-1-0.dll -
6db671d60e63507d4d463474dfcda834c443e0ed7aa95678ec98329de03fbc63 - C:\p.ps1 -
b1ddfaf9b5e49c2ffefd678048f47d19b812b101627fac01cb4543b9579f7f46 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\dt_socket.dll -
3b0f2f80c9a39b13e1ab25de4a87a1aad854d3deed81be390e5d4c013d8cdaf1 - C:\$Recycle.Bin\S-1-5-21-976637724-599762485-334819845-1001\desktop.ini -
be05964dad5ccc5e5354f061ddffac81a37b1e13a4c10866803892ecb6a5781f - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jawt.dll -
3a600f659d2748942cdb02433cedfef6bdaa12167b666a64ac2ff3866f97c873 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-time-l1-1-0.dll -
6be9c8515f683cade8edbeda9095f19a999b8c8de6d0444cabf7c75a82f1bc7a - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-multibyte-l1-1-0.dll -
988bb055558e6a0eb948bd2fc006c6bdc2e4e1c76d5e183d63f6408dd95d9b57 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\keytool.exe -
ec2e3430f564f0233b72a0acb7eb215785d64947f77ae5c7b9248ed6d14662c5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jli.dll -
750713753835c3d6d5413ded22f7e49da72b578afd9a324f76517175cacc63ab
Embedded URLs
- http://creativecommons.org/publicdomain/zero/1.0/
- http://www.adobe.com/go/reader_system_reqs_it.UnmoveFilesRimozione
- http://www.adobe.com/go/reader_system_reqs_it
- https://www.digicert.com/CPS0
- http://cacerts.digicert.com/DigiCertEVCodeSigningCA-SHA2.crt0
- http://cacerts.digicert.com/DigiCertHighAssuranceEVRootCA.crt0
- http://crl3.digicert.com/DigiCertHighAssuranceEVRootCA.crl0@
- http://crl4.digicert.com/DigiCertHighAssuranceEVRootCA.crl0
- http://www.digicert.com/ssl-cps-repository.htm0
- https://d.symcb.com/rpa0
- http://s.symcb.com/universal-root.crl0
- https://d.symcb.com/rpa0@
- http://ts-crl.ws.symantec.com/sha256-tss-ca.crl0
- http://ts-aia.ws.symantec.com/sha256-tss-ca.cer0
- http://www.microsoft.com/pki/certs/MicCodSigPCA_2010-07-06.crt0
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/windows0
- http://www.digicert.com/CPS0
- http://www.eclipse.org/0
- 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=1787725775&P2=404&P3=2&P4=iH6KYpN7wf9ziQPxTwioQtKQU8VgGYwI1lqC6t%2fEvGgcCtUUuCJp%2fePfEIjqU8XajCYI2BpAVPxd%2bb9XDCg9cQ%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
- creativecommons.org
- geocities.com
- www.adobe.com
- helpx.adobe.com
- www.microsoft.com
- crl3.digicert.com
- crl4.digicert.com
- www.digicert.com
- cacerts.digicert.com
- d.symcb.com
- s.symcb.com
- ts-crl.ws.symantec.com
- ts-aia.ws.symantec.com
- crl.microsoft.com
- www.eclipse.org
Embedded IP addresses
- 52.110.12.24
- 52.110.12.46
- 4.150.223.110
- 52.123.252.218
- 20.247.184.197
- 57.154.63.210
- 52.253.84.76
- 4.230.171.124
- 74.178.76.128
- 74.179.77.164
- 4.207.44.67
- 52.123.129.14
- 20.76.201.171
- 52.123.128.14
- 20.184.175.6
- 203.26.79.13
- 135.233.45.221
- 20.165.94.46
- 52.123.252.219
- 52.148.114.188
- 72.145.35.100
- 92.223.78.30
- 52.110.12.42
- 52.110.12.3
More Container samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report