MALICIOUS — 2f25a79df346c96831201de34add671969f2643bf0d8a47b65b2b003784b818e

MALICIOUS — 2f25a79df346c96831201de34add671969f2643bf0d8a47b65b2b003784b818e is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Amhfbekgo8p family. 7 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 2f25a79df346c96831201de34add671969f2643bf0d8a47b65b2b003784b818e
SHA-1: 61fdf69866a87770d95e1afcf204d5ebe9fdb117
MD5: 5d04e9e107ebe1913c7215ee77c14bbb
imphash: 0c75723fedd9c27bef321a9d944591c8
ssdeep: 384:YQ9h5rTaMlUktE1uE8eBpqgNFHfuoeyPhCiP/QK5tJw5wFryx:Lh5ahkC1xOOBfrCiHf1zyx
TLSH: T18A27C1809C72ACB4C97D106CF10D1A6CF4A355252E364B2574B1AA962ECC53702B9F5F
Submitted as: 2f25a79df346c96831201de34add671969f2643bf0d8a47b65b2b003784b818e
File type: pe · Size: 15647 bytes
Verdict: malicious (100/100) · Family: Amhfbekgo8p

Detections (7 of 56 engines)

MalwareAnalyser heuristics (entropy/packer): UPX
ClamAV (daily): Win.Malware.Amhfbekgo8p-9908263-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Detect It Easy (packer/type): DIE:Microsoft Linker
Microsoft Defender: Trojan:Win32/Androm!pz
Emsisoft (Emergency Kit): Gen:Trojan.Heur.D.amHfbeKgo8p
Kaspersky (KVRT): HEUR:Trojan.Win32.Convagent.gen

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 14 weighted signals:

ClamAV (daily) flagged Win.Malware.Amhfbekgo8p-9908263-0 (rule Win.Malware.Amhfbekgo8p-9908263-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Androm!pz (rule Trojan:Win32/Androm!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Trojan.Heur.D.amHfbeKgo8p (rule Gen:Trojan.Heur.D.amHfbeKgo8p) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Convagent.gen (rule HEUR:Trojan.Win32.Convagent.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
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 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft 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, Microsoft Linker - static signal, weight 0.25, confidence 0.55
Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

276 behavior events · 2 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\fL2ZfSJPwcc.exe - 9ccb6209e8cc9ad7466ee04cfc9f2ca3547162209f7db4e3a5e94df7e68d3ee1
bf9f06261b6de3960cfc8234a2e5d1e99e997339d8d1cd332146dd3f69eb8bb6 - bf9f06261b6de3960cfc8234a2e5d1e99e997339d8d1cd332146dd3f69eb8bb6

Embedded URLs

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

Embedded domains

fileapi.besthotel360.com

Embedded IP addresses

51.116.246.104
20.247.184.197
4.230.171.124
52.110.12.8
52.110.12.47
85.210.193.152
52.148.114.188
72.145.35.97
52.110.12.15
52.110.12.48

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report