MALICIOUS — dt_socket.dll
MALICIOUS — dt_socket.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:
57def870c5a057e1d9c8c0f8207fb2f3f5d1c252c2111b3b61f93b3f779ff88b - SHA-1:
47f0c1197bdb97f1b448b3491d76ccdbc526d4df - MD5:
7145d22ba6782fdc2e266274b4f84588 - imphash:
38aa7c2ff6ef0e48a9520d6702d08df4 - ssdeep:
6144:TeEriRsAxH/K2jye9POln4RUOeinwl5gaO5W2cRFWx5G3TZJA:igixH/dpPOV4uOeinggFQF452u - TLSH:
T1314B9FB1021A1131D9FABEB0A41CCEBCD063784970786F5E9147DB5D90D8AE3E8FA491 - Submitted as: dt_socket.dll
- File type: pe · Size: 487378 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 (21 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)
25450 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
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\j2gss.dll -
52d6ffeadebd399f8a318a5b867355f9e52fc5d75e3a916684fca2c000ec1fee - ea8aec93d737e2439d985a63487ed6e1b90a58ea927b41a95a171704e9b15f82 -
ea8aec93d737e2439d985a63487ed6e1b90a58ea927b41a95a171704e9b15f82 - C:\$WinREAgent\Backup\location.txt -
4d4742160652307dff5c45b8fc8338d2a002eae5a3366c94db08cc06a6765f83 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-sysinfo-l1-2-0.dll -
9af4f9d58393182d7da7b7496c7562e7f3038c5cb615c053e2bfafb6f6db5efc - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-libraryloader-l1-1-0.dll -
a727a79c7ff9a1035239d04e12a8b9a67f8a143a872e8c8c25ad118e9ae701e7 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-multibyte-l1-1-0.dll -
26ff95d317872f37232ec38878a2dcda6def884535d48226b968913056b42099 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-string-l1-1-0.dll -
f4ffee0d3ca1e2903e768d3d0b8d3849de1acbb667030c9fdb8fa40ed8ac519b - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-stdio-l1-1-0.dll -
5c1c9da4d5c380d9320ad9b6e5639744e6ef0257dae48239b2b8464008afbeb4 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jfr.exe -
173cf2999a558ed20c105509faf5c42733c67acaa7491c210a2c7f08fc64e030 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jabswitch.exe -
30f9a9924448dc569dbc3b95f5a82b76fb6f6fa0a692caf6dd9bd1cab8b896e0 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-math-l1-1-0.dll -
b8b77d1a2d919ef6f0cbd5dca77683f3d9e9be218e09724fbd6eeb71b04c6459 - C:\Config.Msi\8687.rbs -
4239aac37eb9432317f50eb7fe6173a6fcae06d7d79da6d8f05829d44230b198 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jsound.dll -
bbe17ed08aafb0f2c088448e223e92bab0aaae6156945d372f2a29d0fb6e36e9 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-conio-l1-1-0.dll -
bc76dee738d31d11c93690a50d5e2de48add6591b15628a0f6abe5fbaed22d98 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-fibers-l1-1-1.dll -
cfc3aaeedbc89e71adfff894b742fc2b78607a3c0e6fc139fb2e647a3a40a7e6
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.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=1787727971&P2=404&P3=2&P4=f00ppYi3qhp41I2oxYY2PzHhYg111lnEX0StgVCUoxYQv%2fgJLJAuAJA5wtpNIfSrQsBNUsm7Qz00YbrjPxQ8qw%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=1787728018&P2=404&P3=2&P4=M7P8GXFCCyUnn%2fN%2b6LhMbtT3SIjKtuJyOpOnTbmQnuoqLIXUS%2fJx%2ffxPJvtEnAmsrqqY%2fHn%2bMF4rMmGBVuzgwQ%3d%3d&cacheHostOrigin=msedge.b.tlu.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
- www.eclipse.org
Embedded IP addresses
- 52.110.12.18
- 52.110.12.48
- 74.178.232.29
- 40.79.141.155
- 52.230.60.54
- 40.84.85.40
- 4.230.171.124
- 135.233.95.144
- 74.178.76.54
- 20.42.65.93
- 52.123.128.14
- 20.236.44.162
- 20.42.65.91
- 172.178.240.162
- 172.66.2.5
- 74.179.71.159
- 203.26.79.13
- 40.84.97.4
- 52.148.114.188
- 135.233.45.221
- 92.223.78.30
- 72.145.35.108
- 52.110.12.37
- 52.110.12.26
More Container samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report