MALICIOUS — f8a1066950ff88da91de8ee95aac7d33293cbbad6f4445e534e7721eb38391c2
MALICIOUS — f8a1066950ff88da91de8ee95aac7d33293cbbad6f4445e534e7721eb38391c2 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the AutoRun family. 7 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
f8a1066950ff88da91de8ee95aac7d33293cbbad6f4445e534e7721eb38391c2 - SHA-1:
e8a70d8a62691d1e1f79a25f6910c9dc9e127304 - MD5:
0f5c27bb8543c1d2eb43beee591193bc - imphash:
1fe6de37a750c40a16b2f49504a54ff0 - ssdeep:
49152:SkLOKkVkLOrrOO53RTqtilHF+3j5D78OBUosNBk9/fw2BwfmM0f:MrOO53HCs1osNi9Xwgwfo - TLSH:
T1F15E7BC9420BF711E1FADA50AF205D6C942EF4B9607E2B8C5247C02EF2E6D77A874095 - Submitted as: f8a1066950ff88da91de8ee95aac7d33293cbbad6f4445e534e7721eb38391c2
- File type: pe · Size: 2912656 bytes
- Verdict: malicious (100/100) · Family: AutoRun
Detections (7 of 56 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Trojan.Bulz-9889567-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Kaspersky (KVRT): UDS:Worm.Win32.AutoRun.vx
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 100/100 is the fusion of 14 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Bulz-9889567-0 (rule
Win.Trojan.Bulz-9889567-0) - engine signal, weight 0.90, confidence 0.95 - Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Kaspersky (KVRT) flagged UDS:Worm.Win32.AutoRun.vx (rule
UDS:Worm.Win32.AutoRun.vx) - 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 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule
Windows_Injection_Api_Combo) - 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 - YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule
TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.30, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - inject code into another process (rule
inject code into another process) - capa signal, weight 0.12, confidence 0.60 - Memory forensics: 4 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5856) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
16 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ctldl.windowsupdate.com
- update.googleapis.com
- desktop-hsgcbep
- login.live.com
- v20.events.data.microsoft.com
- config.edge.skype.com
- officeclient.microsoft.com
- windows.msn.com
- www.msn.com
- odc.officeapps.live.com
- settings-win.data.microsoft.com
- assets.msn.com
- licensing.mp.microsoft.com
- fe3cr.delivery.mp.microsoft.com
- v10.events.data.microsoft.com
- slscr.update.microsoft.com
Embedded URLs
- http://schemas.microsoft.com/SMI/2016/WindowsSettings
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/windows0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- http://crl.thawte.com/ThawteTimestampingCA.crl0
- http://ts-aia.ws.symantec.com/tss-ca-g2.cer0
- http://ts-crl.ws.symantec.com/tss-ca-g2.crl0
- https://www.verisign.com/rpa
- http://csc3-2010-crl.verisign.com/CSC3-2010.crl0D
- https://www.verisign.com/rpa0
- http://csc3-2010-aia.verisign.com/CSC3-2010.cer0
- https://www.verisign.com/cps0*
- http://logo.verisign.com/vslogo.gif04
- http://crl.verisign.com/pca3-g5.crl04
- 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
- https://hl2rcv.adobe.com/headlights
- http://crl.verisign.com/tss-ca.crl0
- http://crl.verisign.com/pca3.crl0
- https://www.verisign.com/cps0
- http://office.microsoft.com
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- schemas.microsoft.com
- www.microsoft.com
- crl.microsoft.com
- crl.thawte.com
- ts-aia.ws.symantec.com
- ts-crl.ws.symantec.com
- www.verisign.com
- csc3-2010-crl.verisign.com
- csc3-2010-aia.verisign.com
- logo.verisign.com
- crl.verisign.com
- office.microsoft.com
- hl2rcv.adobe.com
Embedded IP addresses
- 4.150.223.101
- 4.230.171.124
- 172.215.188.232
- 4.144.132.114
- 20.165.94.54
- 20.42.73.30
- 20.165.94.63
- 52.110.12.15
- 52.110.12.42
Registry keys
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft
File paths
- C:\A\34\b\bin\amd64\pythonw.pdb
- C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\launcher\tnameserv\obj64\tnameserv.pdb
- C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\launcher\policytool\obj64\policytool.pdb
- X:\:`:d:h:l:p:t:x:
- X:\:t:
- T:\:
- F:\Office\Target\x86\ship\postc2r\x-none\msqry32.pdb
- H:\:c:
- W:\:l:
- T:\:a:i:n:v:{:
- X:\:l:p:t:x:
- F:\Office\Target\x86\ship\postc2r\x-none\msosync.pdb
More AutoRun samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report