MALICIOUS — b16fbc7abd813c21b98478b5c13f18759507330e1365edfc5179b378b19e26b8
MALICIOUS — b16fbc7abd813c21b98478b5c13f18759507330e1365edfc5179b378b19e26b8 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
b16fbc7abd813c21b98478b5c13f18759507330e1365edfc5179b378b19e26b8 - SHA-1:
7eac9e0161b01131194e720c4004027e48bcac7d - MD5:
4e7777cd60673a36e08c739f309b3a83 - ssdeep:
1536:OarlrIPnq8VJPs/TWlUSaU5tU3PfLXmzMaNkWYpO2+W8r4zTSX1uS5cl:FIvNJEytaQ+3L0T2k4zOX1uSQ - TLSH:
T1E638C0E360DBDD9C6E4B8B83A9DA529960C9E3CC3761D39040C8B91C94BC5BDBF10552 - Submitted as: b16fbc7abd813c21b98478b5c13f18759507330e1365edfc5179b378b19e26b8
- File type: pdf · Size: 76948 bytes
- Verdict: malicious (100/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: http://kahsport.cz/userfiles/file/53503816141.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 4 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://lncxjzxxw.com/upload_fck/file/2021-9-2/20210902051918121297.pdf, http://kahsport.cz/userfiles/file/53503816141.pdf, https://mandarinkinesiska.com/userfiles/file/44446090764.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
- Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in Acrobat.exe (pid 4836) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
1062 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- desktop-hsgcbep
- 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/
- 23.40.52.209
- 23.11.37.157
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=porque+se+activa+solo+el+wifi+de+mi+celular+android
- http://lncxjzxxw.com/upload_fck/file/2021-9-2/20210902051918121297.pdf
- http://kahsport.cz/userfiles/file/53503816141.pdf
- https://mandarinkinesiska.com/userfiles/file/44446090764.pdf
- https://chiataiec.com/userfiles/Proj_Name/files/15578526032.pdf
- https://colakcivi.com/userfiles/file/22909777760.pdf
- https://eijo.in/ckfinder/userfiles/files/79317568232.pdf
- https://efficientinfocomm.com/ckfinder/userfiles/files/52731158517.pdf
- https://congtydaihai.com/upload/files/38309698410.pdf
- https://astefin.ro/ckfinder/userfiles/files/sodabow.pdf
- https://invision.buzyhub.com/files/54237006951.pdf
- http://mojahotels.com/ckfinder/userfiles/files/39696933938.pdf
- http://kepco-group.com/uploaded_files/userfiles/files/bibisomavu.pdf
- http://www.toptehnik.si/images/tenomazanawoxaper.pdf
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/16137ade0405fb---97060541051.pdf
- https://verandapattaya.com/userfiles/files/72756382288.pdf
- http://labotinnghia.com/img/files/92263244565.pdf
- https://ptogel1.com/contents/files/49212911805.pdf
- http://duoctruongxuan.vn/userfiles/image/file/pagaruwimigumofobe.pdf
- http://fibertechnique.com/tmp/file/jozodutotebanuxagujone.pdf
- https://quatcongnghieput.com/uploads/files/xagivotakaw.pdf
- http://bensonlandscape.com/editorData/file/gusanitekokate.pdf
- http://uat2.hkha.com.hk/ckfinder/userfiles/files/7319964683.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- feedproxy.google.com
- lncxjzxxw.com
- mandarinkinesiska.com
- chiataiec.com
- colakcivi.com
- eijo.in
- efficientinfocomm.com
- congtydaihai.com
- invision.buzyhub.com
- mojahotels.com
- kepco-group.com
- ohligschlaeger-berger.de
- verandapattaya.com
- labotinnghia.com
- ptogel1.com
- fibertechnique.com
- quatcongnghieput.com
- bensonlandscape.com
- uat2.hkha.com.hk
- www.w3.org
- purl.org
- ns.adobe.com
- kahsport.cz
- astefin.ro
- www.toptehnik.si
Embedded IP addresses
- 52.253.84.76
- 52.110.12.33
- 4.230.171.124
- 72.154.7.106
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report