MALICIOUS — normal_5f873ca0a2010.pdf
MALICIOUS — normal_5f873ca0a2010.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
d9c660ece265b2e697848a9e6aaaa7565dd985ca697ad25c646bd7b959e752f5 - SHA-1:
5dab17ee2c8ef16301c3bbc288bae79bf640e2f1 - MD5:
8b56bea7771839b601b14c6d68901277 - ssdeep:
768:LgGzpDje6BvX5JTy1DhxIkL6ldxVlvijtwXHiRnTVqzdjd+hHPZzO/t328V6r:0GFXe6B+Iq6ldliZTVqz9d+hv8/k8V6r - TLSH:
T1CD329DF340A7EC5C7AC76B436DF71196518AD34CA13796A0889877BCC4BC2BD6E40920 - Submitted as: normal_5f873ca0a2010.pdf
- File type: pdf · Size: 47076 bytes
- Verdict: malicious (86/100)
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 malicious score of 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 6016) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/d8ee9593-1be8-4172-9eb3-7f87299ab82c/83007025131.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=multi+furcated+light+guide, https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/7989682.pdf, https://nobinetezo.weebly.com/uploads/1/3/0/9/130969761/tupoxit.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 (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9769 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
- desktop-hsgcbep
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 250.255.255.239.in-addr.arpa
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a762cbfb8b95007850ef3b7c7ae7df6d7bd221ef4f5ff41484768ecf0b6eb4af - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5559cdbfe782d0dbaaa2a24384857673.png -
1b2713bb648fa6b1a3efc4eb4ec688a16641fb059ec02c0bc6ab1f5324edb30e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=multi+furcated+light+guide
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/7989682.pdf
- https://nobinetezo.weebly.com/uploads/1/3/0/9/130969761/tupoxit.pdf
- https://walijogopabo.weebly.com/uploads/1/3/0/7/130776167/sepavokokadudivazo.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/baputedev.pdf
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/9857981.pdf
- https://uploads.strikinglycdn.com/files/d8ee9593-1be8-4172-9eb3-7f87299ab82c/83007025131.pdf
- https://site-1040513.mozfiles.com/files/1040513/gexoxipi.pdf
- https://site-1048265.mozfiles.com/files/1048265/61688877760.pdf
- https://site-1040595.mozfiles.com/files/1040595/6540355015.pdf
- https://site-1043455.mozfiles.com/files/1043455/duzosevubituwimipenimid.pdf
- https://site-1039517.mozfiles.com/files/1039517/tigixolibezitoxubipu.pdf
- https://cdn.shopify.com/s/files/1/0481/9756/6616/files/what_does_ref_code_s0600_mean_for_time_warner_cable.pdf
- https://cdn.shopify.com/s/files/1/0266/8462/0985/files/fuwasitekelubuxot.pdf
- https://cdn.shopify.com/s/files/1/0483/8771/9320/files/78235618049.pdf
- https://cdn.shopify.com/s/files/1/0430/6095/3242/files/serra_high_school_san_diego_california.pdf
- https://site-1042931.mozfiles.com/files/1042931/55067319696.pdf
- https://site-1036985.mozfiles.com/files/1036985/83980121389.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/delelides_dasexurekiwar_jajumab.pdf
- https://jawowigo.weebly.com/uploads/1/3/0/7/130774982/6615122.pdf
- https://tejigenunonim.weebly.com/uploads/1/3/0/8/130813632/3575545.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/
Embedded domains
- cctraff.ru
- zoxuzuxebexot.weebly.com
- nobinetezo.weebly.com
- walijogopabo.weebly.com
- bedizegoresupa.weebly.com
- mojivimimujovo.weebly.com
- uploads.strikinglycdn.com
- site-1040513.mozfiles.com
- site-1048265.mozfiles.com
- site-1040595.mozfiles.com
- site-1043455.mozfiles.com
- site-1039517.mozfiles.com
- cdn.shopify.com
- site-1042931.mozfiles.com
- site-1036985.mozfiles.com
- dutitujazekap.weebly.com
- jawowigo.weebly.com
- tejigenunonim.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.89.1.12
- 72.153.5.132
- 20.184.175.21
- 52.110.12.22
- 4.230.171.124
- 52.253.84.76
- 74.178.240.61
- 135.232.92.97
- 20.42.73.26
- 52.123.128.14
- 72.145.35.98
- 203.26.79.13
- 172.178.240.163
- 4.150.223.111
- 52.123.252.212
- 135.233.45.222
- 48.200.63.27
- 40.79.167.9
- 52.148.114.188
- 142.251.42.99
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report