MALICIOUS — f4307faf5adc17632f1ce316fcaf2204a2efe1e7e6fcb9058b496e113389a02f
MALICIOUS — f4307faf5adc17632f1ce316fcaf2204a2efe1e7e6fcb9058b496e113389a02f is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Fragtor family. 5 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
f4307faf5adc17632f1ce316fcaf2204a2efe1e7e6fcb9058b496e113389a02f - SHA-1:
fc107bb18e6129896c61bcf5e6fbea6eafabe696 - MD5:
0c6e9a3d8a76aa068591b68db46e6f48 - imphash:
858aee865f44703f181e0ac78825594b - ssdeep:
24576:/Y4G2qLMJalsnqShyoo77lUabuSvbDQOOdIxJsG9Q:Q3XZynV4oDabuWbDQOcIxJJ9Q - TLSH:
T1B351230B32524BEBE768A73E0E5F6D6E6C5EC6391851A5CD6A27FA433DC20430213674 - Submitted as: f4307faf5adc17632f1ce316fcaf2204a2efe1e7e6fcb9058b496e113389a02f
- File type: pe · Size: 835589 bytes
- Verdict: malicious (99/100) · Family: Fragtor
Detections (5 of 56 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:F4BEf
- ClamAV (daily): Win.Malware.Fragtor-9909039-0
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.465014
- Kaspersky (KVRT): HEUR:Packed.Win32.Vemply.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Win.Malware.Fragtor-9909039-0 (rule
Win.Malware.Fragtor-9909039-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged flagged (rule
flagged) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Zusy.465014 (rule
Gen:Variant.Zusy.465014) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Packed.Win32.Vemply.gen (rule
HEUR:Packed.Win32.Vemply.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections:F4BEf (rule
high-entropy-sections:F4BEf) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: high-entropy-sections:F4BEf - static signal, weight 0.25, confidence 0.55
- Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
144 behavior events · 0 ATT&CK techniques · 2 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- licensing.mp.microsoft.com
- odc.officeapps.live.com
- assets.msn.com
- www.bing.com
- th.bing.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\Temp\1C0B0A0B120A156E155E15A0A0D160A0B160A.exe -
904b01f523ebfc21a8527355a8a39dcbef3d6c9125c27b982b84768d4255d849 - d4ada5d9c708e80214df06e7d412118e0549b1e168faec25504f70f29834eeb3 -
d4ada5d9c708e80214df06e7d412118e0549b1e168faec25504f70f29834eeb3
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded IP addresses
- 20.42.65.90
- 52.123.252.224
- 52.253.84.76
- 4.230.171.124
- 172.64.154.167
- 52.110.12.2
- 52.110.12.50
File paths
- t:\c
More Fragtor samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report