SUSPICIOUS — 707a3f23aa0838b69411113381b7566a36d2a8ce3dfffe524488bc3a3c6efd5c
SUSPICIOUS — 707a3f23aa0838b69411113381b7566a36d2a8ce3dfffe524488bc3a3c6efd5c is a pe sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (65/100), attributed to the HUILoader family. 5 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
707a3f23aa0838b69411113381b7566a36d2a8ce3dfffe524488bc3a3c6efd5c - SHA-1:
b6383f94414ac16b81e9c82d1eeed7b30af329a6 - MD5:
fcef321cb03cf61d63c55b9fa18b6da7 - imphash:
ede8b11b67399336086e8ef62422e793 - ssdeep:
49152:ln0Cafl9DlyIooMMd9xkUYdJWrsrkMd9xkUYdJWrsr:ln0Cafl9hyOM+9anWrP+9anWr - TLSH:
T15564D07C17AF7E53D63ED6280910AE6E0431F85551722C8D58B38CAEF2F6C6B1580B29 - Submitted as: 707a3f23aa0838b69411113381b7566a36d2a8ce3dfffe524488bc3a3c6efd5c
- File type: pe · Size: 5224960 bytes
- Verdict: suspicious (65/100) · Family: HUILoader
Detections (5 of 55 engines)
- capa (capabilities): capability:collection/keylog
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Trojan:Win32/Bunitucrypt.DE!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Fragtor.43073
- Kaspersky (KVRT): HEUR:Trojan.Win32.Qshell.gen
MITRE ATT&CK
Why this verdict
The suspicious score of 65/100 is the fusion of 3 weighted signals:
- capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 29 external host(s) at runtime (24 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
Dynamic analysis (windows)
65 behavior events · 0 ATT&CK techniques · 3 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
- msedge.api.cdp.microsoft.com
Dropped files
- 05ba133d719c8fcbcf017eba7b4ad0a7deeac4f9c7bf0a8dae2d768813ef89e2 -
05ba133d719c8fcbcf017eba7b4ad0a7deeac4f9c7bf0a8dae2d768813ef89e2 - 88be510d01e9433eb96db9292cca5c6149b80767d2560f83570ba139b4c4bfc6 -
88be510d01e9433eb96db9292cca5c6149b80767d2560f83570ba139b4c4bfc6 - 2bc296c27772c3f32c838b36145938e9240b1629cd84b0e4c8d425363cd87577 -
2bc296c27772c3f32c838b36145938e9240b1629cd84b0e4c8d425363cd87577
Embedded URLs
- 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=1787729123&P2=404&P3=2&P4=QHKvuP%2bCwEqT01xIFhaeHslKcpYJQlecsHehzqEg6ZDWAc9spob9wHjpOF6uW3LVRU7gYaOE9h8hGc%2f5ZaZfmw%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=1787729205&P2=404&P3=2&P4=Bfwwo5su14F3T2Q8w50dN%2fanuh1dI9zFReaADtiCOMLUuoM67l0eIwrlinMmQFe2tDikivhTS%2b3LCPMxHWTTBg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 203.26.79.13
- 52.178.17.233
- 4.230.171.124
- 135.232.92.137
- 52.253.84.76
- 48.211.4.16
- 135.233.95.135
- 20.42.65.85
- 74.178.240.61
- 20.236.44.162
- 52.123.129.14
- 52.123.128.14
- 40.104.4.2
- 74.178.232.29
- 52.123.252.197
- 52.123.252.222
- 162.159.142.9
- 172.178.240.161
- 52.123.252.219
- 52.148.114.188
- 92.223.78.30
- 72.145.35.109
- 52.110.12.1
- 52.110.12.26
- 20.184.175.18
File paths
- X:\:`:d:h:l:p:t:x:
- W:\:
- H:\:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report