MALICIOUS — aca23dbc61e2f0db839d44488a88cc31650f3155923e83b67f809b39316ead1a

MALICIOUS — aca23dbc61e2f0db839d44488a88cc31650f3155923e83b67f809b39316ead1a is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Upantix family. 6 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: aca23dbc61e2f0db839d44488a88cc31650f3155923e83b67f809b39316ead1a
SHA-1: bc288939d4493363a00fad00fbb638229a280833
MD5: 13ffaef21c1d101154af49b03bf85766
imphash: 24b60c57cc33f3e633431b7ad497fda7
ssdeep: 6144:5dkkkkkku21Fdkkkkkku21W14OdkkkkkkoQc0bVdkkkkkku21Fdkkkkkku21W14D:5w23w2Q14O2Q7bVw23w2Q14O2Q7bC1
TLSH: T1BF4FE1403676788CCB349F605524998DA16552C5887C3EEA9B03071D3CB78BBB9E8FB1
Submitted as: aca23dbc61e2f0db839d44488a88cc31650f3155923e83b67f809b39316ead1a
File type: pe · Size: 734897 bytes
Verdict: malicious (99/100) · Family: Upantix

Detections (6 of 56 engines)

MalwareAnalyser heuristics (entropy/packer): UPX
ClamAV (daily): Win.Malware.Upantix-9886651-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Detect It Easy (packer/type): DIE:Turbo Linker
Microsoft Defender: Trojan:Win32/Upantix.GM!MTB
Kaspersky (KVRT): HEUR:Packed.Win32.Upantix.gen

MITRE ATT&CK

Why this verdict

The malicious score of 99/100 is the fusion of 10 weighted signals:

ClamAV (daily) flagged Win.Malware.Upantix-9886651-0 (rule Win.Malware.Upantix-9886651-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Upantix.GM!MTB (rule Trojan:Win32/Upantix.GM!MTB) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged HEUR:Packed.Win32.Upantix.gen (rule HEUR:Packed.Win32.Upantix.gen) - engine signal, weight 0.55, confidence 0.85
YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
Contacted 2 external host(s) and 18 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
MalwareAnalyser heuristics (entropy/packer) flagged UPX (rule UPX) - engine signal, weight 0.35, confidence 0.70
communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
Packing/obfuscation: UPX, high-entropy-sections:UPX1, Turbo Linker - static signal, weight 0.25, confidence 0.55
Dropped 6 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60

Dynamic analysis (windows)

137 behavior events · 0 ATT&CK techniques · 6 dropped files.

Dropped files

C:\Windows\win32dc\Half-Life 2 + cdfix.exe - 6b7b0cb2cef5275fe0c9b2636571c973176abe957184b22d5ad3f5e35290702e
C:\Windows\win32dc\Counter-Strike + fix.exe - d43d2f15c500fc228ae7c47277e48805b69ae3d048b0fd4eb5eb2685d036ca7a
C:\Windows\win32dc\Half-Life 2(patch).exe - 40016a8135dc35c6501aa9d3df72e977f514641ed77af89964797f3d15408d34
C:\Windows\win32dc\BattleField 1942_nocd.exe - acd5f8c1409b2c5f15e5a52bac627b7be2c6af5925886965a227b1359f7a7fef
C:\Windows\win32dc\Silent Hill 4(serial).exe - 9587f3f56f9d91bfdbb118ee84d7ddb80dd7344792ce224af58bcbafbc87d84d
C:\Windows\win32dc\Silent Hill 4_cdfix.exe - cd55fbc724115e9711426c52d0c80790353f89bfda7f23eb282419dc36be0417

Embedded URLs

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

x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

4.150.223.113
4.230.171.124
40.84.97.4
74.178.240.51
52.168.117.168
74.179.77.204
20.42.65.93
4.144.132.114
57.154.63.210
52.110.12.55
52.110.12.15
20.184.175.17
72.153.5.135
52.148.114.188
52.110.12.8
52.110.12.51

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report