MALICIOUS — caab9bffb4f64ba498dabe03ddd9196f610b398f02f75d2dc87d15f80cd124bd

MALICIOUS — caab9bffb4f64ba498dabe03ddd9196f610b398f02f75d2dc87d15f80cd124bd is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the RedLine family. 7 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

• SHA-256: caab9bffb4f64ba498dabe03ddd9196f610b398f02f75d2dc87d15f80cd124bd
• SHA-1: 109fcb73f551e14411af06c5ab358eb03ae0fca2
• MD5: 966435a94ae36680749c810b1569a0d5
• imphash: f34d5f2d4577ed6d9ceec516c1f5a744
• ssdeep: 3072:nU7dmhTEnyklIRZ92bzJzN+1ow5QjYgB3iI9mgcO2+aaWAw:U7dmhTEnyIIRZ92bzJzwEB3F7cfg
• TLSH: T1E73E9D46CACD8E33C6FF6D9E253F443F46CA5A1FE874290861BE25B284522C3863D525
• Submitted as: caab9bffb4f64ba498dabe03ddd9196f610b398f02f75d2dc87d15f80cd124bd
• File type: pe · Size: 148770 bytes
• Verdict: malicious (100/100) · Family: RedLine

Detections (7 of 56 engines)

• capa (capabilities): capability:execution/powershell
• MalwareAnalyser heuristics (entropy/packer): Microsoft Linker
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Detect It Easy (packer/type): DIE:Microsoft Linker
• Microsoft Defender: Trojan:Win32/Wacatac.B!ml
• Emsisoft (Emergency Kit): Gen:Variant.Barys.430087
• Kaspersky (KVRT): HEUR:Trojan.Win32.Generic

MITRE ATT&CK

• T1059.001
• T1543.003
• T1112

Why this verdict

The malicious score of 100/100 is the fusion of 17 weighted signals:

• Extracted RedLine config (1 C2) - engine signal, weight 0.80, confidence 0.60
• Microsoft Defender flagged Trojan:Win32/Wacatac.B!ml (rule Trojan:Win32/Wacatac.B!ml) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Variant.Barys.430087 (rule Gen:Variant.Barys.430087) - 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
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
• Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
• 1 behavioral detection(s) across 1 rule(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 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Anti-analysis: T1082, T1497 - dynamic signal, weight 0.40, confidence 0.75
• Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
• capa (capabilities) flagged capability:execution/powershell (rule capability:execution/powershell) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged Microsoft Linker (rule Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: 6.9.0.114 - static signal, weight 0.35, confidence 0.60
• Packing/obfuscation: Microsoft Linker - 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
• Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5932) (rule windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

51716 behavior events · 2 ATT&CK techniques · 5 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
• officeclient.microsoft.com
• windows.msn.com
• odc.officeapps.live.com
• www.msn.com
• www.bing.com
• assets.msn.com
• watson.events.data.microsoft.com
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Dropped files

• C:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_tsk_7e6fc86fb496_cb22fa3f8ab4a2617ad383e34a27d08d287b47dc_00000000_d6395b3e-776d-435b-8905-6486a94aca36\Report.wer - 0f04af9dc2c123f0689bd71dd396d78a987957e7d4929000296ce5b550a3b704
• 3da02e78a6170665a65969e9e87fa0e15e09ea61b1fdaf9fe02ae9180fad69cc - 3da02e78a6170665a65969e9e87fa0e15e09ea61b1fdaf9fe02ae9180fad69cc
• 360edd511a8a05a3c892a6ed44546d94eadc82fdcfec4fee149975ddc45ef701 - 360edd511a8a05a3c892a6ed44546d94eadc82fdcfec4fee149975ddc45ef701
• b9d9e54e037ae097f24f46b21ae993c248b4c941e3a7e6c841b18e34ac085932 - b9d9e54e037ae097f24f46b21ae993c248b4c941e3a7e6c841b18e34ac085932
• 7dd42e7cf6f416e037bd77656757164024d2d70addff6254a337a287736edb10 - 7dd42e7cf6f416e037bd77656757164024d2d70addff6254a337a287736edb10

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded IP addresses

• 6.9.0.114
• 4.150.223.113
• 52.253.84.76
• 52.123.252.222
• 4.230.171.124
• 135.233.45.223
• 162.159.142.9
• 52.110.12.46
• 52.110.12.40

More RedLine samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report