MALICIOUS — 18bc889e01c91f880ad05e79d83467e8c69c159011855b554c8379536c561e88
MALICIOUS — 18bc889e01c91f880ad05e79d83467e8c69c159011855b554c8379536c561e88 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Sivis family. 9 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
18bc889e01c91f880ad05e79d83467e8c69c159011855b554c8379536c561e88 - SHA-1:
d9131c875ad9d81510438b232636f4a8f785311c - MD5:
3024a58491221422184041ac50012372 - imphash:
38aa7c2ff6ef0e48a9520d6702d08df4 - ssdeep:
6144:TeEriRsAxH/K2jye9POln4RUOeinwl5gaO5W2cRFY:igixH/dpPOV4uOeinggFQFY - TLSH:
T1C0498EB2011A1135D9FAAEB0A41CCE7CD0637949703C6F5E9087EB5C90D8AD3E8FA495 - Submitted as: 18bc889e01c91f880ad05e79d83467e8c69c159011855b554c8379536c561e88
- File type: pe · Size: 410705 bytes
- Verdict: malicious (99/100) · Family: Sivis
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 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Agent-6943819-1 (rule
Win.Trojan.Agent-6943819-1) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - Contacted 25 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)
25464 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
- www.msn.com
- settings-win.data.microsoft.com
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\lcms.dll -
0a2b9b792c1fc22b0c39dde36ca55dfb15e1d7641a998106af3c270943d4ba24 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\dt_socket.dll -
29e4109ce736b837b0f8069349722646d79b58fd3e4456e58e221aabfa507de5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-handle-l1-1-0.dll -
d8ef9dc34b11d4bf97834dcaa933d81aa5819459c126e20519007824bfb8aba5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jawt.dll -
3b99eb18e6a40be702cd12d21bac23b6a39a5a642139d574178b22a9976cc057 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\msvcp140.dll -
8960db804ecacd0b10dbc2656ba0a856457a3ebe41d5afcb19ca56283863e3cc - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-file-l1-1-0.dll -
5da86674e10dd83c5c75b7454f7c791c76b15faf35b9560b1e4e93f4143c58da - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-conio-l1-1-0.dll -
f6bf3ab099650342f6fb7bedb28cce0d031a239b0366fb5052b402b67e751038 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-locale-l1-1-0.dll -
0f38724f0b0fe167a0ff79aa0757d2a75f17fbc4bac96a5d908a27df8dace3bf - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-stdio-l1-1-0.dll -
5e75a6f6867b5adf351fd1842bae481eb0506df142afb78ef29263eb59168bb5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-processthreads-l1-1-0.dll -
04ea6655a05bce1875520bae6110fab798ed5662c56f514f978be07b37808cca - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-string-l1-1-0.dll -
209178dc4e94a1649d4c691bede89e1534536550cd7a07ca8dabe7c275233c2f - C:\$WinREAgent\Backup\ReAgent.xml -
450da690932df4b33f3fa5bcbb32da64635b0218d5ba1c7f324668e4e2dfe0e5 - C:\$WinREAgent\RollbackInfo.ini -
dbac303f1750b420fb4e338f186f2a275e13f13a99fb20bc32c06dcd3c34722d - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-memory-l1-1-0.dll -
4222eb7fbefb632c8453132df9d60b49d3beeb6ac1112d34ff34fdb7bb990471 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-debug-l1-1-0.dll -
057196256decc2feb5a6fe93b7d53c585e4d8da2e09603129c363532505edd52
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.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=1787769660&P2=404&P3=2&P4=Z7V%2bYRO3g9sqksZradPg0xUWdVTZoEdzoZqW59%2bql4UrBclLPOF9QH1g%2fVXy7jYvMNYe2y%2fA2iqLHx710dGgtA%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=1787769741&P2=404&P3=2&P4=jEnAtH6bFMEuBzlmNL9IxDU6jkuOBCESayobjJpn00gQd3gneyPWmxkP3%2fMMPXIoEZ8VCYuIQEKnpZnGdUXvVQ%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
Embedded IP addresses
- 20.42.65.89
- 52.123.252.232
- 57.155.104.224
- 20.247.185.124
- 4.230.171.124
- 74.178.240.61
- 20.184.175.5
- 135.233.95.135
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 4.150.223.111
- 4.247.188.224
- 203.26.79.13
- 135.233.45.223
- 172.66.2.5
- 162.159.142.9
- 74.178.232.29
- 52.148.114.188
- 172.178.240.161
- 74.178.76.44
- 92.223.78.30
- 52.110.12.31
- 72.153.5.129
- 52.110.12.1
More Sivis samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report