MALICIOUS — 9f459f3f07f67d547ab609a17bc1b69d4efbd45c1fa6b33e3077ff7e69e18ed2

MALICIOUS — 9f459f3f07f67d547ab609a17bc1b69d4efbd45c1fa6b33e3077ff7e69e18ed2 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Fsysna family. 6 of 52 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 9f459f3f07f67d547ab609a17bc1b69d4efbd45c1fa6b33e3077ff7e69e18ed2
SHA-1: 3c90131759dc0475735690240a701d10debf6e38
MD5: 6a279626973fc96fcb247f761128eeb6
imphash: b6230692891661869cecd581561a21f4
ssdeep: 12288:zW6n3sX4yCFr2ZemYOpSPIsGWeKZl4q7sioXr:zW6ncoyqOp6IsTl/mXr
TLSH: T1D44CBED87AC7CD54E8E97B86E44554BDD68BD12F582D2E8F0392C2386F812F3A472112
Submitted as: 9f459f3f07f67d547ab609a17bc1b69d4efbd45c1fa6b33e3077ff7e69e18ed2
File type: pe · Size: 534752 bytes
Verdict: malicious (100/100) · Family: Fsysna

Detections (6 of 52 engines)

ClamAV (daily): Win.Worm.Guap-4
YARA: delivr.to detections: DLV_Maldoc_VBA_AutoExec
YARA: MalwareAnalyser community pack: TL_Windows_Persistence_RunKey
Microsoft Defender: Trojan:Win32/Fsysna!pz
Emsisoft (Emergency Kit): Gen:Heur.Spesr.VB.1
Kaspersky (KVRT): Trojan.Win32.Fsysna.gevi

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 12 weighted signals:

ClamAV (daily) flagged Win.Worm.Guap-4 (rule Win.Worm.Guap-4) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Fsysna!pz (rule Trojan:Win32/Fsysna!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Heur.Spesr.VB.1 (rule Gen:Heur.Spesr.VB.1) - engine signal, weight 0.55, confidence 0.85
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
1 behavioral detection(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Contacted 32 external host(s) at runtime (12 HTTP) - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1497.001 - dynamic signal, weight 0.40, confidence 0.75
YARA: delivr.to detections flagged DLV_Maldoc_VBA_AutoExec (rule DLV_Maldoc_VBA_AutoExec) - engine signal, weight 0.35, confidence 0.70
YARA: MalwareAnalyser community pack flagged TL_Windows_Persistence_RunKey (rule TL_Windows_Persistence_RunKey) - engine signal, weight 0.35, confidence 0.70
persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

80807 behavior events · 2 ATT&CK techniques · 30 dropped files.

Dropped files

/opt/CAPEv2/storage/analyses/7672/files/ee6be96d952a69ea4e1425855ffcd672078054d0c1fa1bfebbcb629d50a03c76 - ee6be96d952a69ea4e1425855ffcd672078054d0c1fa1bfebbcb629d50a03c76
/opt/CAPEv2/storage/analyses/7672/files/66c1a4502cd8a9ab4ee52af87fdfb5611a33e2f93284e0832ceb78a7f1e3e951 - 66c1a4502cd8a9ab4ee52af87fdfb5611a33e2f93284e0832ceb78a7f1e3e951
/opt/CAPEv2/storage/analyses/7672/files/5e1fa387a901baaf17decd7d26dc3db84ff9d88214bd7ac9324026974d80ad22 - 5e1fa387a901baaf17decd7d26dc3db84ff9d88214bd7ac9324026974d80ad22
/opt/CAPEv2/storage/analyses/7672/files/272278b91098ac8354891869a34222ece31d93dde6a32c04cecf79ef8b2eec89 - 272278b91098ac8354891869a34222ece31d93dde6a32c04cecf79ef8b2eec89
/opt/CAPEv2/storage/analyses/7672/files/3023bebfac8d223bb1e4dba26eb39b3477a819f28dec1fd71fb2983752dd3e00 - 3023bebfac8d223bb1e4dba26eb39b3477a819f28dec1fd71fb2983752dd3e00
/opt/CAPEv2/storage/analyses/7672/files/2de19ce59deaa9aa7d2229d57b0d8974590a5e556f20089ea41bfd40aab667c2 - 2de19ce59deaa9aa7d2229d57b0d8974590a5e556f20089ea41bfd40aab667c2
/opt/CAPEv2/storage/analyses/7672/files/ee99141a03ba91525bdb617cb3ca748eaf4df8f2cfda0bc5c07e0200cabd652c - ee99141a03ba91525bdb617cb3ca748eaf4df8f2cfda0bc5c07e0200cabd652c
/opt/CAPEv2/storage/analyses/7672/files/30a52639b101aa30b634cf1814f30409b2bd8c0111d99205e1c551ef57a247bd - 30a52639b101aa30b634cf1814f30409b2bd8c0111d99205e1c551ef57a247bd
/opt/CAPEv2/storage/analyses/7672/files/8817a527f002cd9ac51cf2854d5c02c097636c5976a05c7e7c34ec1b7f1bbac8 - 8817a527f002cd9ac51cf2854d5c02c097636c5976a05c7e7c34ec1b7f1bbac8
/opt/CAPEv2/storage/analyses/7672/files/417d4aec978713e9c606753c8381cf5c753961593e7396f2fa0b3234b9f7173c - 417d4aec978713e9c606753c8381cf5c753961593e7396f2fa0b3234b9f7173c
/opt/CAPEv2/storage/analyses/7672/files/1e7ca9f3504797470cc3827a9400840ee946875c80a65abb83c2245db7b03835 - 1e7ca9f3504797470cc3827a9400840ee946875c80a65abb83c2245db7b03835
/opt/CAPEv2/storage/analyses/7672/files/9e3a0d763cc6a7e9618a71a8e1d43e2c238decbbc948cf49fa78f5ecea25aa1a - 9e3a0d763cc6a7e9618a71a8e1d43e2c238decbbc948cf49fa78f5ecea25aa1a
/opt/CAPEv2/storage/analyses/7672/files/10c3af366eac63fa2a04f20e4131c5d07b1defd2ac34b639884ac79e2d4d38b2 - 10c3af366eac63fa2a04f20e4131c5d07b1defd2ac34b639884ac79e2d4d38b2
/opt/CAPEv2/storage/analyses/7672/files/b3a689027576ca2bed951c595c4f34b87890566e46d076cea4e9213312723ded - b3a689027576ca2bed951c595c4f34b87890566e46d076cea4e9213312723ded
/opt/CAPEv2/storage/analyses/7672/files/ec745f2d308b7c25d2f639fdc0eeca212f6917bc7c51e40d7180760358f47121 - ec745f2d308b7c25d2f639fdc0eeca212f6917bc7c51e40d7180760358f47121

Embedded URLs

http://www.msftconnecttest.com/connecttest.txt
http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786287122&P2=404&P3=2&P4=DGBM88YxYTR42Mx1pyJ6kYq65GVKl8hSNtJYhcmO3JMOt8W9ICByaE9HiWYwt0ECyWizS%2btCinwe5SEgeDe0AQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/c48ae315-f580-4b6c-801e-58a0f885749d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com

Embedded domains

server.com
tsymantec.com
tsecurityresponse.symantec.com
tsarc.com
twww.sarc.com
twww.sophos.com
tsophos.com
twww.mcafee.com
tmcafee.com
tliveupdate.symantecliveupdate.com
twww.viruslist.com
tviruslist.com
tf-secure.com
twww.f-secure.com
tf-prot.com
twww.f-prot.com
tkaspersky.com
tkaspersky-labs.com
twww.avp.com
tavp.com
twww.kaspersky.com
twww.networkassociates.com
tnetworkassociates.com
twww.ca.com
tca.com

Embedded IP addresses

4.150.223.115
52.123.252.202
4.230.171.124
172.215.188.225
20.247.185.124
20.165.94.54
4.150.223.105
74.178.240.61
4.207.44.68
135.233.45.223
92.223.78.30
172.178.240.161
203.26.79.13
57.155.104.224
4.150.223.108
4.207.44.67
74.179.71.159
52.148.114.188
72.145.35.114
52.110.12.33
52.110.12.15

Registry keys

HKCU\Software\Microsoft\Windows\CurrentVersion\Run

File paths

C:\Program
C:\WINDOWS\system32\drivers\etc\hosts

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report