MALICIOUS — bc5a6c440a6ad3c7b6f3b693fc67d5c4a8b1534f6f4b4f44803b898d95a1df0b
MALICIOUS — bc5a6c440a6ad3c7b6f3b693fc67d5c4a8b1534f6f4b4f44803b898d95a1df0b is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the MSShellcode family. 6 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
bc5a6c440a6ad3c7b6f3b693fc67d5c4a8b1534f6f4b4f44803b898d95a1df0b - SHA-1:
a8f8b546f4dcaddb887e9904861249a74e0f3c9f - MD5:
f89a6338209de0f06eb3d86a03fee425 - imphash:
be8d6e94e8859ba3ec5cf325234ba8a9 - ssdeep:
6144:JfGIgFH2+N4iRicFK7M4Xl6LcheTW+bZbwphOHMz:JfGIgFr4ioUK7MUl6YqbO2sz - TLSH:
T15446CECC41226348EAB3DFA42D046D0DA067B4DE26BE2C590BC7C41E37F695FA875189 - Submitted as: bc5a6c440a6ad3c7b6f3b693fc67d5c4a8b1534f6f4b4f44803b898d95a1df0b
- File type: pe · Size: 295424 bytes
- Verdict: malicious (100/100) · Family: MSShellcode
Detections (6 of 56 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- ClamAV (daily): Win.Trojan.MSShellcode-6360730-0
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Trojan:Win32/Muldrop
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.406943
- 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 9 weighted signals:
- ClamAV (daily) flagged Win.Trojan.MSShellcode-6360730-0 (rule
Win.Trojan.MSShellcode-6360730-0) - 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:Win32/Muldrop (rule
Trojan:Win32/Muldrop) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Zusy.406943 (rule
Gen:Variant.Zusy.406943) - 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 - Contacted 5 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule
Windows_Injection_Api_Combo) - engine signal, weight 0.35, confidence 0.70 - Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 6012) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
30 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ctldl.windowsupdate.com
- update.googleapis.com
- desktop-hsgcbep
- login.live.com
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- settings-win.data.microsoft.com
- assets.msn.com
- www.bing.com
- tas02.sls.update.microsoft.com
- fe3cr.delivery.mp.microsoft.com
- v10.events.data.microsoft.com
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded IP addresses
- 20.184.175.13
- 52.123.252.224
- 4.230.171.124
- 4.247.188.224
- 135.233.95.144
- 85.210.193.152
- 52.168.117.170
- 74.178.76.54
- 20.184.175.7
- 52.230.60.54
- 52.110.12.49
- 52.110.12.54
- 92.223.78.30
File paths
- C:\Users\Katy\Desktop\project\Auto
- T:\:d:l:t:
- P:\:h:t:
- D:\:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report