MALICIOUS — cda80499313801e25f672d55c5d97ac5409ec08cd8cee4f679a69b506cbdec9c

MALICIOUS — cda80499313801e25f672d55c5d97ac5409ec08cd8cee4f679a69b506cbdec9c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Delf family. 8 of 52 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

• SHA-256: cda80499313801e25f672d55c5d97ac5409ec08cd8cee4f679a69b506cbdec9c
• SHA-1: 247a8fcaaa6ea5ca101a862c5d521c44477127c7
• MD5: c3dc6166ebec373d4a1a73f25ff50ed4
• imphash: 31d1c48ee7d8e07a5706e963146db875
• ssdeep: 6144:StfDEsjPhczhe97hI8WGNTNYdMzATVkQNUO7q5h:SbNxMGNTCWsTGQ4T
• TLSH: T157450781A44AE14ED6B3E9A26C8115FC8C72F46D2DB8C0CD9312DEDDE1E6C37606096D
• Submitted as: cda80499313801e25f672d55c5d97ac5409ec08cd8cee4f679a69b506cbdec9c
• File type: pe · Size: 290608 bytes
• Verdict: malicious (98/100) · Family: Delf

Detections (8 of 52 engines)

• YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
• ClamAV (daily): Win.Trojan.Delf-1564
• YARA: JPCERT/CC: JPCERT_Emotet
• YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• Microsoft Defender: Virus:Win32/Viking.JX
• Emsisoft (Emergency Kit): Dropped:Generic.Malware.PWB!dld!Pk!.69063F94
• Kaspersky (KVRT): Virus.Win32.Delf.62976

MITRE ATT&CK

• T1071.001
• T1057
• T1055

YARA

• Windows_Injection_Api_Combo

Why this verdict

The malicious score of 98/100 is the fusion of 8 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Delf-1564 (rule Win.Trojan.Delf-1564) - 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
• YARA: JPCERT/CC flagged JPCERT_Emotet (rule JPCERT_Emotet) - engine signal, weight 0.35, confidence 0.70
• YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.35, confidence 0.70
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.lookde5.com/1.exe - static signal, weight 0.35, confidence 0.60
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
• enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://www.lookde5.com/1.exe
• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0

Embedded domains

• www.lookde5.com
• crl.microsoft.com
• www.microsoft.com

Embedded IP addresses

• 192.168.0.30
• 192.168.8.1

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report