MALICIOUS — 207419b3e4a174a322116fd67f9f52b3a70c22dfd756be23315f9277f9aacd0e

MALICIOUS — 207419b3e4a174a322116fd67f9f52b3a70c22dfd756be23315f9277f9aacd0e 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: 207419b3e4a174a322116fd67f9f52b3a70c22dfd756be23315f9277f9aacd0e
SHA-1: c7bcefaa7722efbe7d9b08921b243e3a976a60c3
MD5: 34649998b7f1f40b813565cf80c9500e
imphash: b6230692891661869cecd581561a21f4
ssdeep: 12288:zW6n3sX4yCFr2ZemYOpSPIsGWeKZl4q7sioXQ:zW6ncoyqOp6IsTl/mXQ
TLSH: T12E4CBED87AC7CD54E8E97B86E44554BDD68BD12F582D2E8F0392C2386F812F3A472112
Submitted as: 207419b3e4a174a322116fd67f9f52b3a70c22dfd756be23315f9277f9aacd0e
File type: pe · Size: 534779 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 13 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
Kaspersky (KVRT) flagged Trojan.Win32.Fsysna.gevi (rule Trojan.Win32.Fsysna.gevi) - 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 31 external host(s) at runtime (13 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)

79680 behavior events · 2 ATT&CK techniques · 29 dropped files.

Dropped files

/opt/CAPEv2/storage/analyses/7686/files/388b837320fa21d79dc9618e878c48ccabc75beea407b9c361cc162fb94fe552 - 388b837320fa21d79dc9618e878c48ccabc75beea407b9c361cc162fb94fe552
/opt/CAPEv2/storage/analyses/7686/files/4b9dbb7525c7c641f31db5ec108d0fcaac348603ae819545fa5111e6fd530bb8 - 4b9dbb7525c7c641f31db5ec108d0fcaac348603ae819545fa5111e6fd530bb8
/opt/CAPEv2/storage/analyses/7686/files/b9302cac7305e1798f42a5e237e67efe2d6587370d693d948b770f6e6041c079 - b9302cac7305e1798f42a5e237e67efe2d6587370d693d948b770f6e6041c079
/opt/CAPEv2/storage/analyses/7686/files/3172457c7e98a4c0d6052d3c9a936b56ff62edf39e70e2af9a53db9aea298ed9 - 3172457c7e98a4c0d6052d3c9a936b56ff62edf39e70e2af9a53db9aea298ed9
/opt/CAPEv2/storage/analyses/7686/files/deefd53bd2d22c62216a6fe34cc57dace96bea7506323b62dbc563c0fe6f5532 - deefd53bd2d22c62216a6fe34cc57dace96bea7506323b62dbc563c0fe6f5532
/opt/CAPEv2/storage/analyses/7686/files/242cb580f6a17e4d4949d1ed5a032288d6dc7da44b921f4bb9a08e4b894ee5a2 - 242cb580f6a17e4d4949d1ed5a032288d6dc7da44b921f4bb9a08e4b894ee5a2
/opt/CAPEv2/storage/analyses/7686/files/8e7ceefc7ab504c33e53c0889ca2893835ac12a1f17a5712bd1304c4063e3f9d - 8e7ceefc7ab504c33e53c0889ca2893835ac12a1f17a5712bd1304c4063e3f9d
/opt/CAPEv2/storage/analyses/7686/files/52e07b904782cd38b61ce27a3f4e4bbf7d04a19ecafbec5117318c1e2eabc392 - 52e07b904782cd38b61ce27a3f4e4bbf7d04a19ecafbec5117318c1e2eabc392
/opt/CAPEv2/storage/analyses/7686/files/06ddf89905dbc2bf59b975bf87498e5d4b85b9fe00f22213be9a57a9cd99457e - 06ddf89905dbc2bf59b975bf87498e5d4b85b9fe00f22213be9a57a9cd99457e
/opt/CAPEv2/storage/analyses/7686/files/7ca8a9bceb233bcbfe48c99110cd751d15ca9a3d04b079d2ba0332ec124d883c - 7ca8a9bceb233bcbfe48c99110cd751d15ca9a3d04b079d2ba0332ec124d883c
/opt/CAPEv2/storage/analyses/7686/files/d9a29eb2539445c28a5b28e55ca00419172ae7bd86d0869ae15d72b7d29c5d42 - d9a29eb2539445c28a5b28e55ca00419172ae7bd86d0869ae15d72b7d29c5d42
/opt/CAPEv2/storage/analyses/7686/files/84f768a488b48c9a3382b8d30cc9b2b325ba76d078753c0a7bb20e2fd5638aee - 84f768a488b48c9a3382b8d30cc9b2b325ba76d078753c0a7bb20e2fd5638aee
/opt/CAPEv2/storage/analyses/7686/files/dad0951123d590c05a63192e480ca3d370cd1c921dc401bcfe39701103f0823e - dad0951123d590c05a63192e480ca3d370cd1c921dc401bcfe39701103f0823e
/opt/CAPEv2/storage/analyses/7686/files/c2cca86ae772ab78a1129633fcd64530bd67b98395ef002e52bad93a9cab34ca - c2cca86ae772ab78a1129633fcd64530bd67b98395ef002e52bad93a9cab34ca
/opt/CAPEv2/storage/analyses/7686/files/045200b34b89959c67ecda6d27cbde5265e700a91e393ab1e261d3e2e055ec62 - 045200b34b89959c67ecda6d27cbde5265e700a91e393ab1e261d3e2e055ec62

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=1786288446&P2=404&P3=2&P4=RXD5fX0Ym7rQkBKUG%2fHjXf2Eayp5pIM0Y9mbjE5VAMlyZFKyankh9AXTyy2viBH2Rm%2bxfkzTJvgSvLuLRACFFw%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
http://203.26.79.13/filestreamingservice/files/c48ae315-f580-4b6c-801e-58a0f885749d?P1=1786288509&P2=404&P3=2&P4=gPEGTmJYbldf%2byI9Kqq25FEMmQJz3fAKvSdy3ZNRM%2fG9XkmfldM1TU%2bWiIQFvgBE54SnMsYCHpfXHeNK0c6JCA%3d%3d&cacheHostOrigin=msedge.b.tlu.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

4.150.223.101
4.247.188.224
4.230.171.124
20.247.184.197
52.123.252.248
20.165.94.46
52.168.117.169
203.26.79.13
135.234.160.245
20.42.65.90
51.116.246.104
74.178.240.51
74.179.77.204
20.184.175.3
172.178.240.161
72.145.35.108
52.148.114.188
52.110.12.49
52.110.12.47

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