MALICIOUS — b44c06e81f9d858f6b32be1f5a6f3c73d48641ccf798e1ce0ff177f6b500c540

MALICIOUS — b44c06e81f9d858f6b32be1f5a6f3c73d48641ccf798e1ce0ff177f6b500c540 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the HUILoader family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: b44c06e81f9d858f6b32be1f5a6f3c73d48641ccf798e1ce0ff177f6b500c540
SHA-1: f53b3b19a7d865300e42c91c3c478a03c5467a5a
MD5: 2a7bd6df20f7fd10f6e25c00b5a631ec
imphash: d41d8cd98f00b204e9800998ecf8427e
ssdeep: 12288:qRyRtZ2YDEWs3cKrFYWKKnKK39WWs3cKrFYWKKnKKcYDR4mjzdyxAWzr3PqYsMy:I79ukxdbfsMvKQOh4xuSAUSq
TLSH: T19667CCA1A3A91A64CDFE7F0E9F96161C35CAD370B11ACC01E99B20592EDB2731D2311D
Submitted as: b44c06e81f9d858f6b32be1f5a6f3c73d48641ccf798e1ce0ff177f6b500c540
File type: pe · Size: 6868992 bytes
Verdict: malicious (98/100) · Family: HUILoader

Detections (4 of 56 engines)

capa (capabilities): capability:collection/keylog
ClamAV (daily): Win.Trojan.Generic-9907165-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
LIEF (executable format parser): lief:invalid-authenticode

MITRE ATT&CK

Why this verdict

The malicious score of 98/100 is the fusion of 9 weighted signals:

ClamAV (daily) flagged Win.Trojan.Generic-9907165-0 (rule Win.Trojan.Generic-9907165-0) - engine signal, weight 0.90, confidence 0.95
YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
Contacted 1 external host(s) and 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
LIEF (executable format parser) flagged lief:invalid-authenticode (rule lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70
capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
Embedded network infrastructure: http://www.eyuyan.com - static signal, weight 0.35, confidence 0.60
communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
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)

48 behavior events · 0 ATT&CK techniques · 0 dropped files.

Embedded URLs

http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
http://office.microsoft.com/0
http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
http://www.microsoft.com/pki/
http://www.eyuyan.com
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

crl.microsoft.com
www.microsoft.com
office.microsoft.com
www.eyuyan.com
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

52.168.112.66
20.247.184.142
4.230.171.124
52.110.12.32
52.110.12.10
13.69.116.107
20.42.179.192
72.153.5.141
52.148.114.188
52.110.12.47
52.110.12.3

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report