MALICIOUS — 4906ee5975ea85134b2651d88fdcf3a0412a9c6a072daada6f5da98f2e154005
MALICIOUS — 4906ee5975ea85134b2651d88fdcf3a0412a9c6a072daada6f5da98f2e154005 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Bymqszfb family. 5 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4906ee5975ea85134b2651d88fdcf3a0412a9c6a072daada6f5da98f2e154005 - SHA-1:
b29a3099efeec9a8d1b375f7d6aad3df56f84887 - MD5:
fb6661138f0530c4e353d9371b54cebe - imphash:
9336d7d04a360eb315c5349e8522fbf7 - ssdeep:
24576:iST1y7kXF6dhjyaBT1e0dq5U47d07qlyXb0DtMCpD7Xhp8RIu:iST1yUF2yaY5Ui072+CtMCpDLO - TLSH:
T11D5123027034165EEB228534AF4A8F2DA807594130BDD8CCD61A49FEE9C9E3F945E4B7 - Submitted as: 4906ee5975ea85134b2651d88fdcf3a0412a9c6a072daada6f5da98f2e154005
- File type: pe · Size: 851970 bytes
- Verdict: malicious (99/100) · Family: Bymqszfb
Detections (5 of 56 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:NXAkt
- ClamAV (daily): Win.Malware.Bymqszfb-9909040-0
- Microsoft Defender: Trojan:Win32/Multiverze!rfn
- Emsisoft (Emergency Kit): Gen:Variant.Fragtor.57200
- 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.Bymqszfb-9909040-0 (rule
Win.Malware.Bymqszfb-9909040-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Trojan:Win32/Multiverze!rfn (rule
Trojan:Win32/Multiverze!rfn) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Fragtor.57200 (rule
Gen:Variant.Fragtor.57200) - 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:NXAkt (rule
high-entropy-sections:NXAkt) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: high-entropy-sections:NXAkt - 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
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- www.bing.com
- assets.msn.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\1F0B0C0A120B156C155F15E0D0D160D0C160B.exe -
dd72d6848d77122c7537f33c2899ad85be2c56c5f44fde0742be1559111777da - 8d3817eaad0305336c08833ed6f572cd71fca021c2a4f578fa7802264ceda6a3 -
8d3817eaad0305336c08833ed6f572cd71fca021c2a4f578fa7802264ceda6a3
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- q.tv
Embedded IP addresses
- 4.144.132.114
- 4.150.223.107
- 52.123.252.232
- 4.230.171.124
- 52.110.12.22
- 52.110.12.38
File paths
- C:\2
More Bymqszfb samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report