MALICIOUS — 93ff4eafd25b5b3555dfe6d9362ebc8efc03ebb9fd97e192252e3960119b77df

MALICIOUS — 93ff4eafd25b5b3555dfe6d9362ebc8efc03ebb9fd97e192252e3960119b77df is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the HUILoader family. 7 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: 93ff4eafd25b5b3555dfe6d9362ebc8efc03ebb9fd97e192252e3960119b77df
SHA-1: 65680ae98535f0b255515215358110d17b98b776
MD5: 0233c7ec9e7cb5e08e573c77325d1292
imphash: f6b0408cc4c85e3c6cfedf15fd1decc9
ssdeep: 3072:waI2zPkZk+3hpicdqwXFU+bOWYs38HQxcn54EJyVrzK1Edk5aS48wM:vIGEnprZkRs38t54c6rzNdfO
TLSH: T165400265845E6646DC641BB4FA4D1E2C406BAC87708E2C87E31F8035D5A72BB42F9CB3
Submitted as: 93ff4eafd25b5b3555dfe6d9362ebc8efc03ebb9fd97e192252e3960119b77df
File type: pe · Size: 180224 bytes
Verdict: malicious (99/100) · Family: HUILoader

Detections (7 of 55 engines)

MalwareAnalyser heuristics (entropy/packer): UPX
ClamAV (daily): Win.Malware.Generickdz-9954155-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Detect It Easy (packer/type): DIE:Microsoft Linker
Microsoft Defender: Trojan:Win32/Regrun!pz
Trellix Stinger (McAfee): Trojan-FUJH!01D8A8C973DD
Kaspersky (KVRT): Trojan-Ransom.Win32.Blocker.iyjg

MITRE ATT&CK

Why this verdict

The malicious score of 99/100 is the fusion of 10 weighted signals:

ClamAV (daily) flagged Win.Malware.Generickdz-9954155-0 (rule Win.Malware.Generickdz-9954155-0) - engine signal, weight 0.90, confidence 0.95
1 behavioral detection(s): Registry Run Key Persistence [high] (rule tl-run-key) - dynamic signal, weight 0.60, confidence 0.90
Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
Dropped a suspicious payload (HUILoader): msvbvm60.dll - dynamic signal, weight 0.40, confidence 0.90
Contacted 23 external host(s) at runtime (25 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
Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
Packing/obfuscation: UPX, high-entropy-sections:UPX1, Microsoft Linker - static signal, weight 0.25, confidence 0.55
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

70370 behavior events · 2 ATT&CK techniques · 43 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\~DF455A342DBB1BFE89.TMP - b07fa154b40fe526a205353f9d95404debe5a335525280103a1134d50b8057e5
C:\Explorer\Index.htm - 1a8278f742de759e24415028a01b9e2a794cfaeeb1af2a28e55866b64594c374
C:\Users\analyst\AppData\Local\Temp\~DFCB43EC486DC979C0.TMP - 76a3291c14a98f4c397d9ce774cd3a9a746461d800cf5c0d00eee98ca8e79282
C:\Windows\Desktop.ini - ee3aaf1bcc2539bdddb6f25f4d0902cd023d83d902196d1bf2fcd37a73469038
C:\Windows\120.0.0.1.htm - 51afb4216ef0d5692026915fa508bbe1d85c2ee24485b2d2bdf0535b6f32ba8c
C:\LaunchU3analyst.exe - 06964e19d06fb97f349e7095c5ea445e822dd91c9cb0f5a55f4ee43151f39996
C:\Users\analyst\AppData\Local\Temp\~DF5C99BAD8B91EB240.TMP - 6d043b4b3ac46444694ef7e549510543a41779ecd4a94d62a3e3c25d4a6c4940
C:\Users\analyst\Local Settings\Application Data\WINDOWS\CSRSS.EXE - 787232e3d07151b4f00b8ab0373b916bdd4d6962392904824c805606ef8553c5
C:\Explorer\Roy.bmp - eb79555170611879e79b4cdba59bdf679e63df9d7927d01354e5cf859274c58c
C:\Users\All Users\Start Menu\Programs\Startup\Adobe Gamma Loader.pif - bd80bc95185921b914852489e7fab946ef82fa84d1dc14173213d7e6528f0618
C:\Users\analyst\AppData\Local\Temp\~DFF2CC17BCE9FFFC0C.TMP - 82e9abddf4746828d8a0e19fe42e7004cf33bd687bd36054d481107e305c9cb6
C:\Explorer\msvbvm60.dll - 898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
C:\Windows\System32\Telematika.scr - d2a18515f7dafcc5d950f6ef006515140549240a17cad94c3c3ae68df2d2124c
C:\Users\analyst\AppData\Local\Temp\~DFB062ACCBA36ED53E.TMP - b808c31c0bfdd74f2cdddf28e6412656ace564c8286980a7e0136102f0e00600
C:\Users\analyst\AppData\Local\Temp\~DF4B3B985F515AAD47.TMP - a78c384622103543393368758ab5af30820f8cd3d6b864203a4b9c42a0686c26

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/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=1787917853&P2=404&P3=2&P4=TwWfyldNQwZrp2GcsrgzTHfd4SJOeUIJ%2fqBTHFzLItqc3klBxxbNSyPMjy9Rgbd%2flJs3elev8rbTTW%2f5NyyuXw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787917874&P2=404&P3=2&P4=Y3F5GNb9yZXxUlaTNWGxZdholutgbkwFJAvwm%2bE%2fmY%2fhIX5aq0N72K%2fabEJopIDEhkXf%2buIuvawYhC4yuaCdLg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

20.42.73.31
48.211.4.16
4.230.171.124
4.144.132.223
52.123.252.193
20.165.94.46
74.178.76.128
135.232.92.97
40.79.141.155
52.123.252.215
20.231.239.246
40.99.133.226
52.123.129.14
52.123.128.14
203.26.79.13
52.123.252.240
172.178.240.162
172.66.2.5
52.148.114.188
72.153.5.97
4.150.223.113
52.110.12.52
52.110.12.11

File paths

C:\\go
D:\\u

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report