MALICIOUS — b4dad67ca8983aca2375ca610debd49447e07ea38c8ce9b67835c6c43c187fc2

MALICIOUS — b4dad67ca8983aca2375ca610debd49447e07ea38c8ce9b67835c6c43c187fc2 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Salgorea family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: b4dad67ca8983aca2375ca610debd49447e07ea38c8ce9b67835c6c43c187fc2
SHA-1: c82984d3f4f4a2f80a3ac6a4d55a39e9b722897f
MD5: 82e4cd47d0672b951e76f0a7cf1dc9bf
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:Qoa1taC070dxR+VHqbOV/aacbUZcXZ5KW7bD1pIdeUbQ:Qoa1taC0QSqSaaQUeJ5KyX1SdeWQ
TLSH: T12D5A23559A09770CE2FAC9C03D58266E8001D8A7A73C148E928FF11EB3DBDA778115DB
Submitted as: b4dad67ca8983aca2375ca610debd49447e07ea38c8ce9b67835c6c43c187fc2
File type: pe · Size: 1958408 bytes
Verdict: malicious (98/100) · Family: Salgorea

Detections (4 of 55 engines)

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

MITRE ATT&CK

T1543.003

Why this verdict

The malicious score of 98/100 is the fusion of 5 weighted signals:

ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
Memory forensics: 3 finding(s), e.g. process hidden from a listing (rule windows.psxview.PsXView) - memory 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): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Contacted 21 external host(s) at runtime (19 HTTP) - network signal, weight 0.40, confidence 0.80

Dynamic analysis (windows)

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

Dropped files

C:\Users\analyst\AppData\Local\Temp\3870.tmp - 0d64d1f2c9a4be18a0da65bf00e3acae92adb1d88e989ab1661b6dd07cf48af8
8d76aa514421f600c8197021745317b390af9bb3f0c23afb86e28af15c74ebd7 - 8d76aa514421f600c8197021745317b390af9bb3f0c23afb86e28af15c74ebd7

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
http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787865687&P2=404&P3=2&P4=akDj3JGqQSfFFhLPARW2WADHMHFWQ3OsFRYAls0sgURrWmXIaRUi0xxveF2IF7q8AKcW1a9lHjD21bABqcPnnw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787865726&P2=404&P3=2&P4=QoPoK07KUFBpbu3VmKaohJct%2fnYmaN%2fMqUyaZkKxrD7%2bDCa5eKwz9K9G%2fVjiA%2bllAJ75CwRy1b2WMo4%2btfgm3g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded domains

schemas.microsoft.com

Embedded IP addresses

4.150.223.97
172.215.188.225
4.230.171.124
20.247.184.197
135.233.95.144
20.165.94.54
4.150.223.106
52.123.128.14
20.236.44.162
20.89.1.10
135.234.160.245
52.123.252.194
20.165.94.46
92.223.78.30
203.26.79.13
52.110.12.38
52.110.12.8
52.148.114.188
72.154.7.106
52.110.12.30
52.110.12.54

File paths

u:\Q

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report