MALICIOUS — 658e38913969669e1d34f9e358d8403c7a69c6cdd3536434c03f27ba911f6a16
MALICIOUS — 658e38913969669e1d34f9e358d8403c7a69c6cdd3536434c03f27ba911f6a16 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
658e38913969669e1d34f9e358d8403c7a69c6cdd3536434c03f27ba911f6a16 - SHA-1:
e16c1b731d3139063e281946850345e328a95d63 - MD5:
c72013b8074fae8beb77c6a45e89855a - ssdeep:
1536:P0TxJsAxd4lUmFF2kRIK6sEoCX5X6udWV7JPXz3NMGXK:8TjpmFF24IWEoCXRuVJz9i - TLSH:
T10E38D0F71097DD4CBF9797536EBB16692088C28C5232E7814988B37C81BD7AE3B14960 - Submitted as: 658e38913969669e1d34f9e358d8403c7a69c6cdd3536434c03f27ba911f6a16
- File type: pdf · Size: 78503 bytes
- Verdict: malicious (96/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!C72013B8074F
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4384142/normal_60244e884e6dc.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://mezovuduw.ru/strik?utm_term=star+life+cycle+worksheet, https://sorajofuwomukiz.weebly.com/uploads/1/3/1/4/131407138/e669276.pdf, https://cdn-cms.f-static.net/uploads/4384142/normal_60244e884e6dc.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 (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9797 behavior events · 0 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787922973&P2=404&P3=2&P4=csiXRwqnfgPle5pSdtjm%2bxn32Xh9l%2fwuKSTFKKm2yl6z8%2b5QNjZi0Wo7jT8Wl5xv1FTgRk13rI8p19FuuMlHBg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\760b3c33843487834ebc2637b2e38101.png -
7a2e27ac03f7976981f9b941aba1082a879705b30057028a21fd70d202277cc8 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
41987e5240eadc65420527b6293a997ef24fa1e84a7c76f3b410afd51f561a89 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://mezovuduw.ru/strik?utm_term=star+life+cycle+worksheet
- https://s3.amazonaws.com/jeduzizonox/tapepolofir.pdf
- https://sorajofuwomukiz.weebly.com/uploads/1/3/1/4/131407138/e669276.pdf
- https://s3.amazonaws.com/gixirojozogufux/android_api_level_28_name.pdf
- https://s3.amazonaws.com/nonipesikiri/vegetarian_lasagna_no_pasta_sheets.pdf
- https://cdn-cms.f-static.net/uploads/4384142/normal_60244e884e6dc.pdf
- https://s3.amazonaws.com/dinilederu/parirega.pdf
- https://cdn-cms.f-static.net/uploads/4497369/normal_601cb1fb7033f.pdf
- https://s3.amazonaws.com/memobofilenabon/mopijowiguwus.pdf
- https://s3.amazonaws.com/tedowafomaru/kulegimiwuvuva.pdf
- https://s3.amazonaws.com/wujixus/does_wd_my_passport_ultra_work_with_ps4.pdf
- https://s3.amazonaws.com/xomudufe/acrimonious_adjective_form.pdf
- https://s3.amazonaws.com/xuvamuba/crystal_report_tutorial_tutorialspoint.pdf
- https://cdn-cms.f-static.net/uploads/4448115/normal_6055329c5dae5.pdf
- https://gefetejumifigo.weebly.com/uploads/1/3/4/6/134688955/32c8f.pdf
- https://cdn-cms.f-static.net/uploads/4375080/normal_603630589be06.pdf
- https://s3.amazonaws.com/rekawexuretowo/the_chronicles_of_narnia_the_lion_the_witch_and_the_wardrobe_full_movie_download_720p.pdf
- https://s3.amazonaws.com/sazixipame/womosotemifuwo.pdf
- https://s3.amazonaws.com/jivuxo/sefilukasakovanu.pdf
- https://s3.amazonaws.com/kelukakeb/binh_php_tn_t_v_36_mu_k_tp_13.pdf
- https://s3.amazonaws.com/wulagisi/46117803435.pdf
- https://s3.amazonaws.com/muvojugejoxip/2782648595.pdf
- https://tuxupurevulivi.weebly.com/uploads/1/3/0/8/130813143/rijemofus.pdf
- https://s3.amazonaws.com/rujabepifar/wepasosabomonalutusoxaje.pdf
- https://s3.amazonaws.com/wifukedot/how_to_soft_reset_galaxy_a10e.pdf
Embedded domains
- mezovuduw.ru
- s3.amazonaws.com
- sorajofuwomukiz.weebly.com
- cdn-cms.f-static.net
- gefetejumifigo.weebly.com
- tuxupurevulivi.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.112.66
- 20.247.184.142
- 52.123.252.222
- 52.110.12.55
- 20.42.179.204
- 4.230.171.124
- 74.178.76.54
- 74.179.71.159
- 135.232.92.137
- 72.153.5.138
- 203.26.79.13
- 52.123.128.14
- 135.234.160.246
- 135.233.95.80
- 52.182.143.212
- 172.170.180.133
- 51.132.193.104
- 52.123.252.235
- 172.172.255.216
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report