MALICIOUS — 568b5de8d13b4e996a6685f6776bcc1f31cfde87514400d1c5c930ecc425bbfa
MALICIOUS — 568b5de8d13b4e996a6685f6776bcc1f31cfde87514400d1c5c930ecc425bbfa is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Prepender family. 7 of 55 detection engines flagged it, exhibiting 6 ATT&CK techniques.
Identification
- SHA-256:
568b5de8d13b4e996a6685f6776bcc1f31cfde87514400d1c5c930ecc425bbfa - SHA-1:
277a84aca8856603033bf4f6867878b36f52cab5 - MD5:
e7b798c3579da656295e977963a50f42 - imphash:
5144a995e58e9a1dec8b8e0e5ed55aec - ssdeep:
24576:3HKPYs4EPwNGzL/Z9YusznNwXyxlOcU04:aPYs4E6GxqusznNgyxlOT0 - TLSH:
T15150AE4F71B11B74CBAA3A100DFE9A4D540197B24AEFC50D763E85360AE6E7F44A1223 - Submitted as: 568b5de8d13b4e996a6685f6776bcc1f31cfde87514400d1c5c930ecc425bbfa
- File type: pe · Size: 798720 bytes
- Verdict: malicious (100/100) · Family: Prepender
Detections (7 of 55 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Trojan.Generic-9907165-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Virus:Win32/Pidgeon.A
- Emsisoft (Emergency Kit): Win32.Prepender.Gen.2
- Trellix Stinger (McAfee): Flyagent.d
- Kaspersky (KVRT): Virus.Win32.Agent.ev
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 12 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9907165-0 (rule
Win.Trojan.Generic-9907165-0) - 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 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 2 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 26 external host(s) at runtime (21 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://www.eyuyan.com - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Dropped 16 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)
67402 behavior events · 2 ATT&CK techniques · 23 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
- wtqq.net
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- msedge.api.cdp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jwebserver.exe -
38580fa0f322587284bbcd1f9c5edd1dcb999d756e990d9f4fed9d80b278d734 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javaw.exe -
0cd4a82dcaa9ae05ca8299c0841ba60ab029b0aa58bf5e17d34bb8236003f3d2 - C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.ico -
75649785f983015faf3719cbe3f6ab83672c3e2156374c35366c6144886693cf - C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.exe -
80cdc4216a30039cabe39055ddb3fa9d8a8a39aef262420c9e70ef03bd991dfd - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\kinit.exe -
e33367620dc1c4555c144f37efad0d3093912b353ed8bb4ff875ef28869195e9 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\kinit.exe.exe -
c372b8897b43d40444586728bc6823d7546db71aefcf4a58beacddcdea69abcb - 19ae4dc6481f738d164b59daa58659ddc4419911089464415840e7ab31e4bf4b -
19ae4dc6481f738d164b59daa58659ddc4419911089464415840e7ab31e4bf4b - C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.exe -
f7e6cf7a688a17e030e167fda6f05e43dede017be25773e0327811c0c0902c09 - 052b243a178343b9dd6c1d89c80fa45eae87c91f97b187fb28962ecaf23c0639 -
052b243a178343b9dd6c1d89c80fa45eae87c91f97b187fb28962ecaf23c0639 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe -
f95f322efcd49aa8aa47cb596ff2f05507f5ab71a830f846aaa6ba52550c57ec - C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.ico -
b2ba915bc685bda81910fe540f5b4ef8510b588111b7ee2c86c019b381bf8994 - C:\Users\analyst\AppData\Local\Temp\tsk_13bce6ab04b64118.exe.exe -
502364f4cb601a2eb6a36249cb2a71cfad55ef874af6fed1b46055e7ca703980 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jabswitch.exe -
e216b9631b08878c61bee0a9ea06ed6fe8e7153ffdd058cde4327d66b62ccfa1 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccessinspector.exe -
ef2a0a8d6c9f3d2c6ec3b10c651596a04ab375924f229c1978370d0d707a240b - 5da7b5e2d367d67eec7f4f06dc24a45008c3b2cfbbdac4dc3d161fdd20615fcd -
5da7b5e2d367d67eec7f4f06dc24a45008c3b2cfbbdac4dc3d161fdd20615fcd
Embedded URLs
- http://www.eyuyan.com
- 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=1787856343&P2=404&P3=2&P4=Em3IwynLmlABhDSecm1GZFVkoPEQjkgWd7smHnv5jsoIZupC7MzsjvgRQ5HIgP98pOVPOeLmEylGaPGMnHLjDg%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=1787856392&P2=404&P3=2&P4=aCFtm53alidMveSBqsWI8OmQDGXuQ1TxGPPgKqFvaBpo6MkjqnEbOZwJijnXpyD%2fm%2bR2VultrK1CVwxjRIpTKg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.eyuyan.com
- wtqq.net
Embedded IP addresses
- 4.150.223.104
- 52.123.252.194
- 52.123.252.223
- 57.154.63.210
- 52.253.84.76
- 4.230.171.124
- 52.123.252.215
- 74.178.76.44
- 20.165.94.63
- 52.182.141.63
- 74.178.240.51
- 74.179.77.204
- 203.26.79.13
- 40.99.134.2
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 40.99.134.18
- 135.233.45.222
- 92.223.78.30
- 52.148.114.188
- 40.84.85.40
- 72.154.7.97
- 135.233.45.221
- 52.110.12.44
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report