MALICIOUS — c40506bbc8d62af3eab5880e7978452a17a2a58ec68315ee29077cd6370f874c
MALICIOUS — c40506bbc8d62af3eab5880e7978452a17a2a58ec68315ee29077cd6370f874c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (91/100), attributed to the StopCrypt family. 2 of 52 detection engines flagged it.
Identification
- SHA-256:
c40506bbc8d62af3eab5880e7978452a17a2a58ec68315ee29077cd6370f874c - SHA-1:
c3b23f4ec403227bdf9d0d4c36e4f6d781833865 - MD5:
4cdc8fee490533875a3ad629bacfa900 - imphash:
d41d8cd98f00b204e9800998ecf8427e - ssdeep:
768:ggXTKIAwzv3TNOQ24CDVw/0aRocotwGcISYEDvij07cjbpdE7hOvEI:D7JOQapNaKBDYQ07cjT6A - TLSH:
T150326D648208AA55FAA7DF8129863F5F5063F4FEBAFE290C1643F04F27D0997D005125 - Submitted as: c40506bbc8d62af3eab5880e7978452a17a2a58ec68315ee29077cd6370f874c
- File type: pe · Size: 45554 bytes
- Verdict: malicious (91/100) · Family: StopCrypt
Detections (2 of 52 engines)
- Microsoft Defender: Ransom:Win32/StopCrypt.PS!MTB
- Trellix Stinger (McAfee): Lockbit-FSWW!4CDC8FEE4905
Why this verdict
The malicious score of 91/100 is the fusion of 4 weighted signals:
- Memory forensics: 6 finding(s), e.g. RWX/private injected region in powershell.exe (pid 2664) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Microsoft Defender flagged Ransom:Win32/StopCrypt.PS!MTB (rule
Ransom:Win32/StopCrypt.PS!MTB) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged Lockbit-FSWW!4CDC8FEE4905 (rule
Lockbit-FSWW!4CDC8FEE4905) - engine signal, weight 0.55, confidence 0.85 - Contacted 26 external host(s) at runtime (14 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- 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
- officeclient.microsoft.com
- odc.officeapps.live.com
- msedge.api.cdp.microsoft.com
- settings-win.data.microsoft.com
- licensing.mp.microsoft.com
- assets.msn.com
- geo.prod.do.dsp.mp.microsoft.com
- kv801.prod.do.dsp.mp.microsoft.com
- cp801.prod.do.dsp.mp.microsoft.com
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786458809&P2=404&P3=2&P4=I1GMFvudCD9hc5Oexv0B3i2qMDQe7Py3QquZFXhfshcR%2fGbuZMfuIq8UPl%2fty8pxGttCeQ4eU5dmJ%2fayDMbB0w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 20.42.65.85
- 57.155.101.212
- 4.230.171.124
- 52.230.60.54
- 20.165.94.63
- 135.232.92.97
- 20.184.175.9
- 74.179.71.159
- 203.26.79.13
- 20.184.175.21
- 135.233.45.222
- 72.154.7.108
- 52.110.12.14
- 52.110.12.19
More StopCrypt samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report