MALICIOUS — b6c6f71b45f3e445bff9f109e6a23fb9598ed91e2b54209266093526b62ea6f3

MALICIOUS — b6c6f71b45f3e445bff9f109e6a23fb9598ed91e2b54209266093526b62ea6f3 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Sagent family. 4 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: b6c6f71b45f3e445bff9f109e6a23fb9598ed91e2b54209266093526b62ea6f3
SHA-1: cee493816ec80b960c9e693e8d25b3fceb21bf3c
MD5: 14b516dea3cb5cde0452264c48ada078
imphash: 13c7c8c58bfb0914e5efa66e4cb546f1
ssdeep: 3072:vnlVICUkLrGGTINTBfxuNjJLNchS5op5WRYrh5y55d55655f555f55515556555y:vnXMkx8NTBpuDLShSOjqzb+GtA
TLSH: T1A0456C886B0ADA01D0E164832D0E6DBD180295FFE0FC2CBE1981CD595BEBD6B7379161
Submitted as: b6c6f71b45f3e445bff9f109e6a23fb9598ed91e2b54209266093526b62ea6f3
File type: pe · Size: 285696 bytes
Verdict: malicious (100/100) · Family: Sagent

Detections (4 of 56 engines)

ClamAV (daily): Win.Worm.Sagent-6972912-1
Microsoft Defender: TrojanDownloader:HTML/Adodb.gen!A
Emsisoft (Emergency Kit): Gen:Variant.Strictor.265267
Kaspersky (KVRT): HEUR:Trojan-Downloader.Script.Generic

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 10 weighted signals:

ClamAV (daily) flagged Win.Worm.Sagent-6972912-1 (rule Win.Worm.Sagent-6972912-1) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged TrojanDownloader:HTML/Adodb.gen!A (rule TrojanDownloader:HTML/Adodb.gen!A) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Variant.Strictor.265267 (rule Gen:Variant.Strictor.265267) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged HEUR:Trojan-Downloader.Script.Generic (rule HEUR:Trojan-Downloader.Script.Generic) - engine signal, weight 0.55, confidence 0.85
2 behavioral detection(s) across 2 rule(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.43, confidence 0.90
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
Contacted 2 external host(s) and 8 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
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

Dynamic analysis (windows)

6389 behavior events · 2 ATT&CK techniques · 1 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\DE2B.tmp\DE2C.tmp\DE3C.vbs - c52ada54d49005ece7efd192c739fdc4da33c2029aa5ffb47fb4005a75d593c0

Embedded URLs

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

Embedded domains

semashko.nnov.ru

Embedded IP addresses

20.184.175.6
4.230.171.124
40.84.97.4
4.144.132.114
74.179.77.164
104.18.33.89
13.89.179.12
74.178.76.128
135.233.45.221
135.233.45.222
57.150.192.97
135.233.45.223
72.145.35.109
52.148.114.188
52.110.12.25
52.110.12.42
158.160.49.189

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report