MALICIOUS — 8faf9ec466205490778e74354af0e96821fba9aa1545e507507198d7bf9bffe7

MALICIOUS — 8faf9ec466205490778e74354af0e96821fba9aa1545e507507198d7bf9bffe7 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the C83B492E family. 4 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: 8faf9ec466205490778e74354af0e96821fba9aa1545e507507198d7bf9bffe7
SHA-1: 7c740436d275d0e949ab5a49fb8c3490f948bcdd
MD5: 662e5439a3c1593e62b36806f8d4f1be
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:Qoa1taC070dq0wKXjC3b8BHhiRYzXbfCDTFK5BGy6S:Qoa1taC0T03CryhtPI5MB2S
TLSH: T16B5A2288951A6B08D5F1C5843C99126EC48298F3E3782DCE81CFF15EB7CBA63746119B
Submitted as: 8faf9ec466205490778e74354af0e96821fba9aa1545e507507198d7bf9bffe7
File type: pe · Size: 1958400 bytes
Verdict: malicious (99/100) · Family: C83B492E

Detections (4 of 56 engines)

ClamAV (daily): Win.Malware.Zusy-9764479-0
Microsoft Defender: Trojan:Win32/Salgorea!pz
Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
Kaspersky (KVRT): Trojan.Win32.Bingoml.ckfs

MITRE ATT&CK

T1543.003

Why this verdict

The malicious score of 99/100 is the fusion of 8 weighted signals:

ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Salgorea!pz (rule Trojan:Win32/Salgorea!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Dump:Generic.Dacic.17983.C83B492E (rule Dump:Generic.Dacic.17983.C83B492E) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan.Win32.Bingoml.ckfs (rule Trojan.Win32.Bingoml.ckfs) - engine signal, weight 0.55, confidence 0.85
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
Contacted 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 6048) (rule windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

150 behavior events · 1 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\DB2D.tmp - 57e60d3cbfc0fcad5eea9d8d93e179e1af9df8deb442bb033fa0755349b53d42
3d65b2d136fdbcfcab1231b997ae3f3a534f94e64cc67abaae3fe5c1fe74c671 - 3d65b2d136fdbcfcab1231b997ae3f3a534f94e64cc67abaae3fe5c1fe74c671

Embedded URLs

http://schemas.microsoft.com/SMI/2005/WindowsSettings
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded domains

schemas.microsoft.com
aefd.nelreports.net

Embedded IP addresses

20.42.73.25
4.144.132.223
52.123.252.245
4.230.171.124
4.247.188.224
74.179.77.164
57.155.104.224
135.232.92.137
20.184.175.2
20.184.175.17
52.110.12.26
52.110.12.20

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report