MALICIOUS — 1d7f4cd59155b7ddb35f7b9aeebc6dc7249e0dbc561d403d507d9110b0411b28
MALICIOUS — 1d7f4cd59155b7ddb35f7b9aeebc6dc7249e0dbc561d403d507d9110b0411b28 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Msilheracles family. 10 of 52 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
1d7f4cd59155b7ddb35f7b9aeebc6dc7249e0dbc561d403d507d9110b0411b28 - SHA-1:
7084097daa74a39d1cbf160966e9639c6fb39e60 - MD5:
75e2031438a36c71d69f3b3cf64f9169 - imphash:
f34d5f2d4577ed6d9ceec516c1f5a744 - ssdeep:
768:+hjmWIzCgj3TO0iYRyEzOXfMd5duwGvgBA0cbjtV4XK20j2T:WIG0qLYRVz6ERBA0+WX - TLSH:
T16A35284AD2CD9D31D4BF6E5E2923846F49D78C9ED0352F2402BDB3A19694933C2B1127 - Submitted as: 1d7f4cd59155b7ddb35f7b9aeebc6dc7249e0dbc561d403d507d9110b0411b28
- File type: pe · Size: 58368 bytes
- Verdict: malicious (100/100) · Family: Msilheracles
Detections (10 of 52 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- capa (capabilities): capability:execution/powershell
- MalwareAnalyser heuristics (entropy/packer): .NET Reactor 4.8-4.9
- ClamAV (daily): Win.Dropper.LimeRAT-9776087-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
- Detect It Easy (packer/type): DIE:.NET Reactor 4.8-4.9
- Microsoft Defender: Trojan:MSIL/RevengeRat.RVT!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Msilheracles.124556
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 100/100 is the fusion of 16 weighted signals:
- ClamAV (daily) flagged Win.Dropper.LimeRAT-9776087-0 (rule
Win.Dropper.LimeRAT-9776087-0) - engine signal, weight 0.90, confidence 0.95 - Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Microsoft Defender flagged Trojan:MSIL/RevengeRat.RVT!MTB (rule
Trojan:MSIL/RevengeRat.RVT!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Msilheracles.124556 (rule
Gen:Variant.Msilheracles.124556) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Generic (rule
HEUR:Trojan.Win32.Generic) - engine signal, weight 0.55, confidence 0.85 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - execute via PowerShell (rule
execute via PowerShell) - capa signal, weight 0.40, confidence 0.80 - Contacted 49 external host(s) at runtime (24 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- Extracted RevengeRAT config (0 C2) - engine signal, weight 0.45, confidence 0.60
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule
TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:.NET Reactor 4.8-4.9 (rule
DIE:.NET Reactor 4.8-4.9) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: .NET Reactor 4.8-4.9 - 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)
6746 behavior events · 2 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- 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
- settings-win.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
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/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=1786701249&P2=404&P3=2&P4=bSZ4Z497SKF7TgRbjEsSzCbfAjvngDakvhKSxL4mIxEuhRbRM%2faBhpgD0CuYq6fksdnTAwigWHZIwqvQvMQnOg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 52.182.143.212
- 57.155.104.224
- 52.253.84.76
- 4.230.171.124
- 52.168.117.169
- 74.178.76.128
- 74.179.77.164
- 135.233.45.221
- 4.150.223.104
- 13.69.116.108
- 20.76.201.171
- 149.154.167.99
- 149.154.164.25
- 52.123.129.14
- 203.26.79.13
- 52.123.128.14
- 20.112.250.133
- 40.99.133.226
- 52.123.252.224
- 135.232.92.34
- 52.123.252.241
- 172.178.240.163
- 72.153.5.97
- 52.148.114.188
- 20.184.175.1
More Msilheracles samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report