MALICIOUS — normal_5fc7d67010632.pdf
MALICIOUS — normal_5fc7d67010632.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a8956dc06f9db0ce0be6305713abc33d2157b2def406962d1b381f2e7f2b8258 - SHA-1:
5532a2260627a6dbeaf3c98dad041788ed0b2b4c - MD5:
3ad79984ca7e1da4a86296ed39075b46 - ssdeep:
1536:zfpTZrP2tZPOceyVIAwCU9jhzkq9H7uTnxsyxb/H7GEaby9+FBz/35clWd61wwI:F1P8OAVIAwCIdzkcHbyxb/4m+Tzhc66Y - TLSH:
T1CB39E0F31217CD98B7839F43A5FA14593496DA887121DA541088763CC87CBFDAF14B62 - Submitted as: normal_5fc7d67010632.pdf
- File type: pdf · Size: 92083 bytes
- Verdict: malicious (98/100)
Detections (4 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
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 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 - Embedded link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4446400/normal_5fc6cb980ad18.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 17 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://traffnew.ru/123?utm_term=milli+micro+nano+pico, https://cdn-cms.f-static.net/uploads/4393041/normal_5f98995f4b10c.pdf, https://static1.squarespace.com/static/5fc00874a5bc066edfa0f7a0/t/5fc38aa64f983757204d6212/1606650539069/mojovidusovuxevow.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
10086 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
- c.pki.goog
- 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://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787764403&P2=404&P3=2&P4=WPjXdUy015ztkIOmtceFEDmbKUzU0ChX2D6Kx8xtt4O5BLpTe%2fHhNqNV2p0gSwiepTa1DzcvYPOtmG1zV0BJ1w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787764496&P2=404&P3=2&P4=bkMz7lMIy3ObVLwOqZMmXuPNs3rueL%2fsd6aCNdfALBB1xuvEgd57oRnv0oice14sS%2fM%2feT0ZmKQAkR8o2ph3hw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
82272c0814d35b5eb106feb4959d4a395e38f44b138f891a336f0540a301affc - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ab7ed0044b10cc53406ab3c1d8a027d6.png -
12841107c0af62165fbb1497a08e80d441569c52d561db716b689170ad006f8f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffnew.ru/123?utm_term=milli+micro+nano+pico
- https://cdn-cms.f-static.net/uploads/4393041/normal_5f98995f4b10c.pdf
- https://static1.squarespace.com/static/5fc00874a5bc066edfa0f7a0/t/5fc38aa64f983757204d6212/1606650539069/mojovidusovuxevow.pdf
- https://cdn-cms.f-static.net/uploads/4387815/normal_5fbbb936c198f.pdf
- https://cdn-cms.f-static.net/uploads/4369183/normal_5f9195d5a8e79.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/vunidixeviro_xitosujitupile_kadape.pdf
- https://cdn-cms.f-static.net/uploads/4502511/normal_5fb2ed474080c.pdf
- https://cdn-cms.f-static.net/uploads/4385634/normal_5fad3f3cbddf3.pdf
- https://static.s123-cdn-static.com/uploads/4446400/normal_5fc6cb980ad18.pdf
- https://guvodirafed.weebly.com/uploads/1/3/4/4/134475496/5850595.pdf
- https://mokogexikimowo.weebly.com/uploads/1/3/4/3/134321985/8532672.pdf
- https://s3.amazonaws.com/wopari/netibi.pdf
- https://s3.amazonaws.com/zarusegibitumet/follow_up_job_email_template.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787764403&P2=404&P3=2&P4=WPjXdUy015ztkIOmtceFEDmbKUzU0ChX2D6Kx8xtt4O5BLpTe%2fHhNqNV2p0gSwiepTa1DzcvYPOtmG1zV0BJ1w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- traffnew.ru
- cdn-cms.f-static.net
- static1.squarespace.com
- bedizegoresupa.weebly.com
- static.s123-cdn-static.com
- guvodirafed.weebly.com
- mokogexikimowo.weebly.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.65.93
- 4.144.132.223
- 52.110.12.49
- 85.210.196.11
- 4.230.171.124
- 135.233.95.135
- 20.231.239.246
- 57.154.63.210
- 52.123.129.14
- 40.99.133.210
- 20.165.94.63
- 135.233.95.80
- 72.145.35.110
- 203.26.79.13
- 172.178.240.163
- 4.150.223.105
- 172.217.25.195
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report