MALICIOUS — 5926b0ac363e9b036f4631c7f59b40f8c40199746e9f82a6fa5187f93c6945dc

MALICIOUS — 5926b0ac363e9b036f4631c7f59b40f8c40199746e9f82a6fa5187f93c6945dc 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: 5926b0ac363e9b036f4631c7f59b40f8c40199746e9f82a6fa5187f93c6945dc
SHA-1: ad10d0c0aa5488120793191021a777b064de088a
MD5: 6e86a45f66c1a8e01e6fd0ceb7d0b671
imphash: 24b60c57cc33f3e633431b7ad497fda7
ssdeep: 6144:5dkkkkkku21Fdkkkkkku21W14OdkkkkkkoQc0bVdkkkkkku21Fdkkkkkku21W14K:5w23w2Q14O2Q7bVw23w2Q14O2Q7bCDM
TLSH: T1284FE140367A788CCB349F605524998DA12552C5887C3EEA9B03075D3CB78BBB9E8F71
Submitted as: 5926b0ac363e9b036f4631c7f59b40f8c40199746e9f82a6fa5187f93c6945dc
File type: pe · Size: 720853 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 17 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)

1632 behavior events · 0 ATT&CK techniques · 6 dropped files.

Dropped files

C:\Windows\win32dc\Doom 3_fix.exe - 8071b214cb1b217a05b880ec5a81e0e4d4f4f6504432d47b94455d5caa3e13bf
C:\Windows\win32dc\Half-Life 2_codes.exe - 0ddfd55add2e8d1b66dc6a55e4b25205f85840b0a329b93d6178feeaa794ea40
C:\Windows\win32dc\FlatOut(patch).exe - 65b9d3f46f234485bc44ca12a4f78cdb6902280d0eb6fb01b97a4ae3eb7b6df5
C:\Windows\win32dc\FlatOut patch.exe - e40fefc8d7548c2106bd61cdbf616c5ccfe9dc1362471a0192de7ade0aebb614
C:\Windows\win32dc\DAoC(cdfix).exe - c01debbadc2fd36d7237c12663c089b7ee0f4e6472fb175e3f767a15f67fbf45
C:\Windows\win32dc\UT2004_codes.exe - 684f6b10efbca0f8cf6ec3041f7df60076bc111d0ddee8e613f510ef2cec2c6b

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

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

Embedded IP addresses

4.150.223.103
52.230.59.222
4.230.171.124
172.83.156.122
52.110.12.2
52.110.12.55
40.84.85.40
52.110.12.33
52.110.12.46
72.153.5.96
4.247.188.233
52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report