MALICIOUS — a204b66914a7a9fbb700400c7cb249015f1bbb6bbfc1b5b1a73f4e452bc65748

MALICIOUS — a204b66914a7a9fbb700400c7cb249015f1bbb6bbfc1b5b1a73f4e452bc65748 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Upantix family. 6 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: a204b66914a7a9fbb700400c7cb249015f1bbb6bbfc1b5b1a73f4e452bc65748
SHA-1: c9b987f9651137f58217188431db0bb13f6cd8e4
MD5: 5bdbd4c939b267d4d98463d25e155f52
imphash: 24b60c57cc33f3e633431b7ad497fda7
ssdeep: 6144:5dkkkkkkuadkkkkkkuSdkkkkkkuadkkkkkku1dkkkkkkuadkkkkkkuSdkkkkkkuE:5wawSwaw1wawSwawMyn4L
TLSH: T14451E100327A399CD7609F605524598DA12152C1897D3EEA9B030B6D3CB78BBBDE8F71
Submitted as: a204b66914a7a9fbb700400c7cb249015f1bbb6bbfc1b5b1a73f4e452bc65748
File type: pe · Size: 911236 bytes
Verdict: malicious (100/100) · 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 100/100 is the fusion of 11 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
1 behavioral detection(s) across 1 rule(s): C2: connection to non-standard port [medium] (rule tl-c2-rare-port) - dynamic signal, weight 0.40, confidence 0.90
Contacted 3 external host(s) and 5 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 8 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60

Dynamic analysis (windows)

1511 behavior events · 0 ATT&CK techniques · 8 dropped files.

Dropped files

C:\Windows\win32dc\Quake3 + crack.exe - 4ae7fa32964edb84e6c654426e1f495470947c878d090e96f0d1aea7673d058a
C:\Windows\win32dc\FlatOut_fix.exe - e24f7d37fcc1b5779cdcf9fc4dd369f33e963ac22df2a40d0074903537e12c70
C:\Windows\win32dc\Half-Life 2 + patch.exe - ae95e4a5458d560d741df74da58638c329c50e3b5aba4023cac6bf17b4627263
C:\Windows\win32dc\Counter-Strike_serial.exe - 23060e2872e3e582f6cf497fd11b8349a7b8391a61c32db0d998bd4730a03474
C:\Windows\win32dc\Silent Hill 4 + nocd.exe - 0228eb277312587daf78656dbb3d4e13ab0db740638cc7bc6919b59acbaef81e
C:\Windows\win32dc\BattleField 1942_serial.exe - 5cf80902a513513bc1a1a32350a5a7f9f18bab08d71a06a19b111e6438761ba2
C:\Windows\win32dc\Doom 3 patch.exe - 960829ba4ef42cd94fcdfac07fec033a3c1394fc8343f316cd9491426c7003c6
C:\Windows\win32dc\Sims 2 + nocd.exe - 4b11b5c9203152f1b652812b9ba29b55c636336d55f036cd8e7dfbb79c3a7e62

Embedded URLs

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

Embedded domains

us.undernet.org

Embedded IP addresses

104.46.162.229
57.155.104.224
4.230.171.124
4.144.132.114
74.178.240.51
20.184.175.9
135.233.95.144
104.18.33.89
74.178.76.128
52.110.12.8
52.110.12.18
199.71.214.87
20.42.65.90
72.154.7.101
52.148.114.188
52.110.12.16
52.110.12.3

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report