MALICIOUS — 18d2ba44026d579b9a61815cba5bc9ec9e7fab9ab33247f0f8c30e0efc44a4e6
MALICIOUS — 18d2ba44026d579b9a61815cba5bc9ec9e7fab9ab33247f0f8c30e0efc44a4e6 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:
18d2ba44026d579b9a61815cba5bc9ec9e7fab9ab33247f0f8c30e0efc44a4e6 - SHA-1:
e57e5cda1ed9bcc7d1648afa521c9d4c247931cb - MD5:
cd8deaf63cf24f749d92fe989484a3ad - imphash:
38aa7c2ff6ef0e48a9520d6702d08df4 - ssdeep:
6144:TeEriRsAxH/K2jye9POln4RUOeinwl5gaO5W2cRFWx5G3Tt:igixH/dpPOV4uOeinggFQF45U - TLSH:
T1E64A8EB2011A1135D9FAAEB0A01CCE7CD0637949703C6F5E9187EB5C90D8AD3E8FA495 - Submitted as: 18d2ba44026d579b9a61815cba5bc9ec9e7fab9ab33247f0f8c30e0efc44a4e6
- File type: pe · Size: 441077 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 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 - Dropped a malicious payload (Container): javajpeg.dll - dynamic signal, weight 0.62, confidence 0.90
- Contacted 24 external host(s) at runtime (22 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
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
25463 behavior events · 0 ATT&CK techniques · 96 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\jawt.dll -
dbb7d60ac24b4f16f19d96e12d525062862e00eab145cf9123ebbc5ece96c578 - C:\$WinREAgent\Backup\location.txt -
1d0971ae965a62d63d692bbe3780d651fb32a39bb8e61a702e2f8192d3d33fee - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-stdio-l1-1-0.dll -
c03c43b45a87ff08b66157fca90bbf36c177b0987dd79f14f9c81c40c002aacd - C:\792.ini -
2c8b808e153abca7a79df968cfc269d319087634c5b461578168feff44c85989 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-processenvironment-l1-1-0.dll -
f97b949167ba9711283712a77b1243f44710c9c2aa89517d1b8f83db1eee5474 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javajpeg.dll -
2d3b286068dec1975fac194e51dd6d95c176781161a602371895b535bf47934e - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccessinspector.exe -
17c7bb8dfc293e1a6ab6ef1a68fbc920b791d2ee31cf5a62a4e53697992f4c80 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-string-l1-1-0.dll -
5ef6ee179129c5f3b77c5160c8e7073b99ea234f9b67af31c7bb4ec76f983e78 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-heap-l1-1-0.dll -
58ae16a1a499264f98161c852b2b8b14506c9c4ff41d317d16121800b7d1471e - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-namedpipe-l1-1-0.dll -
efecb5195f32a5851aa69327ec148fc3351c1e1756926e88d90aa576535b9d21 - feab4133df094ba42adc94a3fe3a03ffc8c9602e5ffc4ea077c30aed7c59e6be -
feab4133df094ba42adc94a3fe3a03ffc8c9602e5ffc4ea077c30aed7c59e6be - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-processthreads-l1-1-1.dll -
2120a899bb948952ab09169cb2bda13369b179cd9ebd5b58c661b589df1cdf2a - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe -
f0dc628972a6aa47131abd69220921ba15d7e5e6589bdb077358978e44b2343e - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-libraryloader-l1-1-0.dll -
7011ec10bfd4c2fd830261d0cb69ebe1af77255db04775c2d16fe6277b6fe5b4 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-interlocked-l1-1-0.dll -
0591d36ee5db155188b55966d9c4c416870d2cb7e576dfc094c5045edc1ea58f
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=1787666408&P2=404&P3=2&P4=AVc%2fmq8JN5XtJPgw409ygdDJo4tSK4uBqBUvqVojTIRQ%2bwTpOHc6P9KJHWpCuIt3OkQlYyFxq7K6emeoQ6zQDQ%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=1787666483&P2=404&P3=2&P4=ALBfgnbY6OToAAK2vsxn54C4kQF8dl7zqZ5jhJcLT0JoT6Fa66LDaefegShojGlBdmgV%2bLmpia17AM9nnaOI%2fA%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
- 20.184.175.20
- 20.42.179.204
- 20.247.184.197
- 4.230.171.124
- 74.179.77.204
- 20.165.94.54
- 20.42.73.30
- 20.76.201.171
- 52.123.129.14
- 203.26.79.13
- 20.42.65.84
- 135.234.160.244
- 172.66.2.5
- 52.123.252.248
- 135.232.92.34
- 172.185.241.86
- 52.110.12.31
- 52.148.114.188
- 135.233.45.221
- 72.154.7.103
- 52.123.252.235
- 20.165.94.46
- 52.110.12.20
- 52.110.12.25
More Sivis samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report