MALICIOUS — 70a5c9aa593d794d6931441ff5b2140692b99ff1465a23e69e9ce0a468ef17e6

MALICIOUS — 70a5c9aa593d794d6931441ff5b2140692b99ff1465a23e69e9ce0a468ef17e6 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: 70a5c9aa593d794d6931441ff5b2140692b99ff1465a23e69e9ce0a468ef17e6
SHA-1: b536f413562d17469fdab56994938beac2a175dc
MD5: ebeb04bc62cf7a3bb625861398799a75
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:Qoa1taC070d5FenIXugMc7hJbsv6L0+HF8CUSWdpJ:Qoa1taC0wezCLbsvM0iF89ph
TLSH: T1E05A234E461D6B0DE6F6C4846D2913AEC442B4E66374158E82CFF04EB7CA96738311EB
Submitted as: 70a5c9aa593d794d6931441ff5b2140692b99ff1465a23e69e9ce0a468ef17e6
File type: pe · Size: 1958408 bytes
Verdict: malicious (99/100) · Family: C83B492E

Detections (4 of 56 engines)

ClamAV (daily): Win.Malware.Zusy-9764479-0
Microsoft Defender: flagged
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 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 flagged (rule flagged) - 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 Backdoor.Win32.Salgorea.ic (rule Backdoor.Win32.Salgorea.ic) - 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 2 external host(s) and 16 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
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)

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

Dropped files

C:\Users\analyst\AppData\Local\Temp\6C13.tmp - bc185c30365d3959cf8f4c5f7600d529f7beabbc7064353195cb8ad2e16dea0a
4f717d3d7fb21f59d12b9d17e854240b24400d1680a51d52340d57405e3112da - 4f717d3d7fb21f59d12b9d17e854240b24400d1680a51d52340d57405e3112da

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://c.pki.goog/r/r1.crl
http://x2.c.lencr.org/
http://ye.c.lencr.org/
http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
http://yr.c.lencr.org/

Embedded domains

schemas.microsoft.com
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

52.168.112.66
4.230.171.124
4.247.188.233
135.232.92.97
20.247.185.124
74.178.76.128
20.50.80.215
52.230.60.54
52.110.12.26
52.110.12.4
40.84.85.40
72.145.35.111
52.148.114.188
52.110.12.14
52.110.12.37

More C83B492E samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report