MALICIOUS — f140f2105b7b6f86a3818c61f0030d3771922c10b1f5fc76bb29e4877b9889e7
MALICIOUS — f140f2105b7b6f86a3818c61f0030d3771922c10b1f5fc76bb29e4877b9889e7 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the HUILoader family. 5 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f140f2105b7b6f86a3818c61f0030d3771922c10b1f5fc76bb29e4877b9889e7 - SHA-1:
7fb3361a9f724089873e3450a7387f46d2882230 - MD5:
d33b99b56fdc44db1d7c63c9cdf65cf4 - imphash:
2eb6a12b6f1f81142d3f29517262baf5 - ssdeep:
12288:1iNIwKpCtlBr+qo7FcozIDyabb95Bw7FE74sd8sR7EEo7RrJc4VnAw5i1r8:1aBrRo5Zkl/wCpasR7EEoddbSr8 - TLSH:
T15C53BF482E0D65C6CEBDE3261D280E2CE450DA6101FCEDCD538271A9DAEBD37A78D452 - Submitted as: f140f2105b7b6f86a3818c61f0030d3771922c10b1f5fc76bb29e4877b9889e7
- File type: pe · Size: 1052672 bytes
- Verdict: malicious (99/100) · Family: HUILoader
Detections (5 of 55 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Malware.Generic-9875035-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- LIEF (executable format parser): lief:invalid-authenticode
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Malware.Generic-9875035-0 (rule
Win.Malware.Generic-9875035-0) - 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 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 20 external host(s) at runtime (17 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - LIEF (executable format parser) flagged lief:invalid-authenticode (rule
lief:invalid-authenticode) - 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
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 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
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Embedded URLs
- http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
- http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
- http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
- http://office.microsoft.com
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://www.microsoft.com/pki/c
- 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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787878263&P2=404&P3=2&P4=hNXeA6OoBvRfOkgaDAzNeIVzZw4iEWKRZXny559ls5fODj9Hy3pDWW%2b8Z71F4v3%2fUa7TscHlagAXH1aUAI0Tiw%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
- crl.microsoft.com
- www.microsoft.com
- office.microsoft.com
- www.eyuyan.com
Embedded IP addresses
- 40.84.85.40
- 4.150.223.107
- 4.230.171.124
- 4.144.132.223
- 85.210.193.152
- 135.233.95.144
- 74.178.240.51
- 4.150.223.100
- 52.123.129.14
- 20.112.250.133
- 52.123.128.14
- 20.184.175.14
- 203.26.79.13
- 74.179.71.159
- 172.178.240.163
- 52.148.114.188
- 72.154.7.96
- 172.66.2.5
- 52.110.12.45
- 52.110.12.55
File paths
- F:\Office\Target\x86\ship\postc2r\x-none\csisyncclient.pdb
- X:\:`:d:l:p:t:x:
- P:\:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report