SUSPICIOUS — normal_5f8748a4bfb81.pdf
SUSPICIOUS — normal_5f8748a4bfb81.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
5daa7ea1a52086ba9a0226185bd68131cecdd28ae10966a6d59b195b7ba58a10 - SHA-1:
24bc4719bedea23f4d2c2e5065a41aececbe2c7c - MD5:
5821756fcff1f9676b169cd5279d4c38 - ssdeep:
768:1gGzpD0ipwzyHYvjF6MNjkLcqgkp1BAT9/6Q4dE8SSq6ZXNhcKFNLAsej1sd:mGFtpw/ILbp1YIFE8Y6ZjhJd - TLSH:
T173328DF34097ED4C7A8F6F07ADEB1199514AD38C21268BA0188C773CD0BCAAD7E04A55 - Submitted as: normal_5f8748a4bfb81.pdf
- File type: pdf · Size: 45884 bytes
- Verdict: suspicious (64/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=railway+exam+pattern+pdf, https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/fubisi.pdf, https://jukafubu.weebly.com/uploads/1/3/0/8/130874261/ebaf340.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9710 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
- 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=1787764484&P2=404&P3=2&P4=kkl8FHXEhYM5QqVtXaTQz1JDqeKtsgwr7whU9YwwDGSjv8lX83t7F3QWHqksx1I%2bRqAV9jiOWZC2zVDQicyBMw%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=1787764528&P2=404&P3=2&P4=eYN4Ew8K0cN4yAn7ArUiXOcHKdGoW6IaO0gBgw4QM7JSFwrOMToTNTxtrpjqxonUlyPmdZRynHap9iYu8eyb%2fg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b905b2ad0c98b1be2102e8d5d77e91392b24aca835b8f72d02e59dae27a4578c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\19c525cf5ecc2255a6112bfc18d2bedd.png -
ad4395ba41203e72b900c331704b4a757bde7ae852a76ead0e36364745c37d7b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=railway+exam+pattern+pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/fubisi.pdf
- https://jukafubu.weebly.com/uploads/1/3/0/8/130874261/ebaf340.pdf
- https://fekudumubaf.weebly.com/uploads/1/3/2/6/132681201/9714766.pdf
- https://besiwalufeg.weebly.com/uploads/1/3/2/6/132696214/mawozena-kewanobezure-saxekezato.pdf
- https://kenilajapa.weebly.com/uploads/1/3/1/0/131069910/2434255.pdf
- https://uploads.strikinglycdn.com/files/00b847a5-9657-4a76-a521-2eb05a242d65/1077542735.pdf
- https://uploads.strikinglycdn.com/files/faa82681-921b-4158-b4a1-6e2ca8375601/84090227474.pdf
- https://uploads.strikinglycdn.com/files/e32007b7-9d76-4eb9-811d-1be5d4404b6d/39136555040.pdf
- https://cdn-cms.f-static.net/uploads/4365598/normal_5f870f81efa91.pdf
- https://cdn-cms.f-static.net/uploads/4366004/normal_5f8718e0edb97.pdf
- https://cdn-cms.f-static.net/uploads/4365661/normal_5f86f6bc8f065.pdf
- https://site-1036839.mozfiles.com/files/1036839/xotem.pdf
- https://site-1040326.mozfiles.com/files/1040326/36673373120.pdf
- https://site-1042711.mozfiles.com/files/1042711/jakujado.pdf
- https://cdn.shopify.com/s/files/1/0490/0651/0247/files/zuzuguvawurinuma.pdf
- https://cdn.shopify.com/s/files/1/0439/4336/2715/files/28968801643.pdf
- https://cdn.shopify.com/s/files/1/0494/1152/2727/files/11627325698.pdf
- https://cdn.shopify.com/s/files/1/0431/4405/2898/files/lomugi.pdf
- https://fodezamu.weebly.com/uploads/1/3/1/4/131407453/1000608.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/vunidixeviro_xitosujitupile_kadape.pdf
- https://nobinetezo.weebly.com/uploads/1/3/0/9/130969761/2b54858.pdf
- https://dimaxafazeza.weebly.com/uploads/1/3/1/4/131453031/8767144.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/dbbd04.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- gettraff.ru
- dutitujazekap.weebly.com
- jukafubu.weebly.com
- fekudumubaf.weebly.com
- besiwalufeg.weebly.com
- kenilajapa.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- site-1036839.mozfiles.com
- site-1040326.mozfiles.com
- site-1042711.mozfiles.com
- cdn.shopify.com
- fodezamu.weebly.com
- bedizegoresupa.weebly.com
- nobinetezo.weebly.com
- dimaxafazeza.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.110.12.50
- 52.110.12.53
- 4.230.171.124
- 20.165.94.63
- 74.178.240.51
- 20.112.250.133
- 52.168.117.168
- 52.123.129.14
- 40.99.133.226
- 135.233.95.80
- 203.26.79.13
- 57.155.101.212
- 20.184.175.22
- 92.223.78.30
- 172.178.240.161
- 172.175.111.170
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report