MALICIOUS — 030947c1d5dc6706441a2bbccbc4e552c6734ceacb0d8acae7d23b9f7d6376dd

MALICIOUS — 030947c1d5dc6706441a2bbccbc4e552c6734ceacb0d8acae7d23b9f7d6376dd is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Conteban family. 8 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 030947c1d5dc6706441a2bbccbc4e552c6734ceacb0d8acae7d23b9f7d6376dd
• SHA-1: 93eb9b9247de1d14a76d8edadbede2bed07174c7
• MD5: 3cc50742eea5bf79de91b3c91131e629
• imphash: a5491ddab3ab64c1c40fad74c1ea58b8
• ssdeep: 49152:dqgazxcGYN139lnk30raxpFkoXhQ26u0RGAMWnaS:dqgazxc5H39ln2NqqhQvGvWb
• TLSH: T1B35D12661F3F3A53EA21C6B4F616EFAE4473D525C33BBC0C90A6341E92D548BA62044D
• Submitted as: 030947c1d5dc6706441a2bbccbc4e552c6734ceacb0d8acae7d23b9f7d6376dd
• File type: pe · Size: 2774801 bytes
• Verdict: malicious (100/100) · Family: Conteban

Detections (8 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): Themida/VMProtect
• ClamAV (daily): Win.Malware.Ulise-9786791-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Yara-Rules community: YR_Packer_VMProtect
• Detect It Easy (packer/type): DIE:Turbo Linker
• Microsoft Defender: Trojan:Win32/Conteban.A!ml
• Emsisoft (Emergency Kit): Gen:Variant.Genie.59
• Kaspersky (KVRT): HEUR:Trojan.Win32.Kryptik.gen

MITRE ATT&CK

• T1112
• T1105

Why this verdict

The malicious score of 100/100 is the fusion of 13 weighted signals:

• ClamAV (daily) flagged Win.Malware.Ulise-9786791-0 (rule Win.Malware.Ulise-9786791-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Conteban.A!ml (rule Trojan:Win32/Conteban.A!ml) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Variant.Genie.59 (rule Gen:Variant.Genie.59) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Kryptik.gen (rule HEUR:Trojan.Win32.Kryptik.gen) - 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
• Contacted 22 external host(s) and 12 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• YARA: Yara-Rules community flagged YR_Packer_VMProtect (rule YR_Packer_VMProtect) - engine signal, weight 0.35, confidence 0.70
• Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged Themida/VMProtect (rule Themida/VMProtect) - engine signal, weight 0.35, confidence 0.70
• Packing/obfuscation: Themida/VMProtect, Turbo Linker - static signal, weight 0.25, confidence 0.55
• Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

13852 behavior events · 1 ATT&CK techniques · 1 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• wpad
• tas02.sls.update.microsoft.com
• 76.0.240.10.in-addr.arpa.
• 251.0.0.224.in-addr.arpa.
• d.1.d.1.c.4.2.1.4.9.5.2.6.e.8.b.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa.
• 1.0.240.10.in-addr.arpa.
• v10.events.data.microsoft.com
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 113.223.150.4.in-addr.arpa.
• 252.0.0.224.in-addr.arpa.
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 61.240.178.74.in-addr.arpa.
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 106.223.150.4.in-addr.arpa.
• ecs.office.com
• desktop-hsgcbep

Dropped files

• C:\Program Files (x86)\eychtse\oozwvpgsrvdaxe.exe - e7a99d373ccfadc08274459566102b673a01b28f94a4b5ea91eb960d8e6b3886

Embedded URLs

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

Embedded domains

• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 172.172.255.218
• 172.172.255.216
• 20.42.179.204
• 4.150.223.113
• 4.150.223.106
• 74.178.240.61
• 57.154.63.210
• 57.155.104.224
• 20.42.65.90
• 52.168.117.169
• 4.247.188.224
• 40.84.97.4
• 203.26.79.13
• 52.123.129.14
• 135.233.95.80
• 172.215.188.232
• 40.84.85.40
• 135.233.95.144
• 72.145.35.111
• 4.247.188.233
• 52.182.143.212
• 85.210.193.152
• 85.210.196.11
• 52.148.114.188
• 20.184.175.2

File paths

• C:\=hC

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report