MALICIOUS — 6b3bda19c290f0ff44e8b1c9841078c8f2e67145ccf76080b4f925c00001621a
MALICIOUS — 6b3bda19c290f0ff44e8b1c9841078c8f2e67145ccf76080b4f925c00001621a is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Unruy family. 5 of 52 detection engines flagged it, exhibiting 5 ATT&CK techniques.
Identification
- SHA-256:
6b3bda19c290f0ff44e8b1c9841078c8f2e67145ccf76080b4f925c00001621a - SHA-1:
4db8f713cd8a803a42ff0d74c7e2e3b42ccfcfc8 - MD5:
41434ff4333a6ab104100628e416d7fd - imphash:
53b338a5a343440770be2403e59415fb - ssdeep:
12288:1mLsla4bgLjMw8+YqDqf/FsNNPoZheE6Ig0l:1mB4bjwTfoFCNPoTTZ - TLSH:
T1154AAF26162ABE38D72F3F256815F70FB653D93F91EC241552804B2F7A1811FE6C422A - Submitted as: 6b3bda19c290f0ff44e8b1c9841078c8f2e67145ccf76080b4f925c00001621a
- File type: pe · Size: 444568 bytes
- Verdict: malicious (98/100) · Family: Unruy
Detections (5 of 52 engines)
- ClamAV (daily): Win.Downloader.Unruy-6988793-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: TrojanDownloader:Win32/Unruy!pz
- Emsisoft (Emergency Kit): Gen:Variant.Unruy.1
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Win.Downloader.Unruy-6988793-0 (rule
Win.Downloader.Unruy-6988793-0) - engine signal, weight 0.90, confidence 0.95 - Dropped a malicious payload (Unruy): f3fe01b37cf95e269ed5e86f7d98b475b38ff3b0c406937a818e6caa05b09400 - dynamic signal, weight 0.62, confidence 0.90
- Contacted 25 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 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: 94.75.229.248 - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
504 behavior events · 1 ATT&CK techniques · 5 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
- /opt/CAPEv2/storage/analyses/33277/files/f3fe01b37cf95e269ed5e86f7d98b475b38ff3b0c406937a818e6caa05b09400 -
f3fe01b37cf95e269ed5e86f7d98b475b38ff3b0c406937a818e6caa05b09400 - /opt/CAPEv2/storage/analyses/33277/files/df7405011447e9b2bd9a4cae49f1f350bcc10b6792745cc6599661703c23b2af -
df7405011447e9b2bd9a4cae49f1f350bcc10b6792745cc6599661703c23b2af - /opt/CAPEv2/storage/analyses/33277/files/29d894b4c84aa7adcc29be1a6ebdaa8b4496a80cefa286558bcddacf45d3d7c7 -
29d894b4c84aa7adcc29be1a6ebdaa8b4496a80cefa286558bcddacf45d3d7c7 - /opt/CAPEv2/storage/analyses/33277/files/9b080ec5046c096042322be2764b11033008cb04b12b9213d55ef24327be77fe -
9b080ec5046c096042322be2764b11033008cb04b12b9213d55ef24327be77fe - 4f77980c39de31a2f9816fbaea28002c2f4377654862bf77b4054755d0843007 -
4f77980c39de31a2f9816fbaea28002c2f4377654862bf77b4054755d0843007
Embedded URLs
- http://www.google.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/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787186793&P2=404&P3=2&P4=LXZyU2kAHSmG36VgS0z2kpD4ReeBYz9J5rR%2fBTBwfEdEyGpAn3jCegNBdKDVARUsaucUH1vusFNLA7xpfj6WGA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.supernetforme.com
- www.superwebbysearch.com
- www.google.com
Embedded IP addresses
- 94.75.229.248
- 52.110.12.10
- 52.110.12.40
- 20.42.73.26
- 4.230.171.124
- 85.210.193.152
- 4.144.132.223
- 135.232.92.34
- 135.233.95.144
- 74.178.240.51
- 51.104.15.252
- 203.26.79.13
- 20.236.44.162
- 52.123.128.14
- 92.223.78.30
- 40.103.64.226
- 52.123.129.14
- 172.178.240.163
- 52.148.114.188
- 172.66.2.5
- 72.145.35.100
- 125.56.205.32
- 52.110.12.54
- 125.56.205.26
- 135.233.45.221
File paths
- c:\program
- C:\Program
More Unruy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report