MALICIOUS — normal_5f870bc5880b8.pdf
MALICIOUS — normal_5f870bc5880b8.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a0136c1badbacc28886765817a34f2c89e08939d9b145b20fefc6883b4eca84b - SHA-1:
1cc241b2f7916ef3bb7497a767b97dfaee4c143b - MD5:
112a819a5f01a5b431cb0563b19385cb - ssdeep:
1536:SGFNeS/TeHeFH2SwPiLqvoWsxE7t1jrT:LFNeS72+WSwPiA8x6fj - TLSH:
T1EB34AEF311A7ED8D7A8A9F43AEFB1059A18AD7482136D6A0009C772CD07C6BD7E00E50 - Submitted as: normal_5f870bc5880b8.pdf
- File type: pdf · Size: 54698 bytes
- Verdict: malicious (84/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/f462db10-7ca7-400d-9300-5e7257d89125/21018096663.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 13 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=lithium+battery+label+pdf, https://cdn.shopify.com/s/files/1/0463/5338/3581/files/zugemitoxadawuzero.pdf, https://cdn.shopify.com/s/files/1/0435/9212/2527/files/chapter_3_study_guide_minerals_answer_key.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)
9792 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
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
54c0788eeab154b7b0d8d3049d2309789a65be8841137a6eefe7adb70aa6e33e - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\787abc038f91fb412387ad1c0f1295e8.png -
f2557d0f5431deb71f41fbd78556abbb2445210054ffeb22299300086b25cb7a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=lithium+battery+label+pdf
- https://cdn.shopify.com/s/files/1/0463/5338/3581/files/zugemitoxadawuzero.pdf
- https://cdn.shopify.com/s/files/1/0435/9212/2527/files/chapter_3_study_guide_minerals_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0435/2524/3040/files/coaches_code_of_conduct_gymnastics.pdf
- https://cdn.shopify.com/s/files/1/0439/0099/3691/files/rhetorical_analysis_essay_ap_lang.pdf
- https://cdn.shopify.com/s/files/1/0435/2845/4298/files/20-40kg_in_lbs.pdf
- https://cdn.shopify.com/s/files/1/0476/9126/8262/files/21878396783.pdf
- https://cdn.shopify.com/s/files/1/0481/1371/3315/files/juzapevapavezatab.pdf
- https://cdn.shopify.com/s/files/1/0482/8646/6210/files/fleming_middle_school_merlin_oregon.pdf
- https://cdn.shopify.com/s/files/1/0428/4533/9814/files/98568434595.pdf
- https://cdn.shopify.com/s/files/1/0433/5176/9256/files/botanical_line_drawing_peggy_dean_download.pdf
- https://cdn.shopify.com/s/files/1/0435/4228/2394/files/77241605614.pdf
- https://uploads.strikinglycdn.com/files/f5265e14-f440-4f95-bf91-20de09da13de/nanugogarivosedeko.pdf
- https://uploads.strikinglycdn.com/files/f462db10-7ca7-400d-9300-5e7257d89125/21018096663.pdf
- https://uploads.strikinglycdn.com/files/c5792a07-8afe-4889-a9bc-c14e83fdebca/44674851064.pdf
- https://site-1040597.mozfiles.com/files/1040597/befot.pdf
- https://site-1036861.mozfiles.com/files/1036861/zunegodama.pdf
- https://site-1042736.mozfiles.com/files/1042736/xagoxoxaxuwitesopokizu.pdf
- https://site-1037860.mozfiles.com/files/1037860/29722686989.pdf
- https://site-1036691.mozfiles.com/files/1036691/xedoni.pdf
- https://site-1043415.mozfiles.com/files/1043415/sodoxixivisemuvurela.pdf
- https://site-1039528.mozfiles.com/files/1039528/buwevolilis.pdf
- https://site-1042551.mozfiles.com/files/1042551/tawupep.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ggtraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- site-1040597.mozfiles.com
- site-1036861.mozfiles.com
- site-1042736.mozfiles.com
- site-1037860.mozfiles.com
- site-1036691.mozfiles.com
- site-1043415.mozfiles.com
- site-1039528.mozfiles.com
- site-1042551.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.216
- 4.230.171.124
- 74.178.76.128
- 20.165.94.54
- 52.123.129.14
- 20.42.65.93
- 74.178.240.61
- 74.179.71.159
- 203.26.79.13
- 52.123.252.198
- 135.233.45.222
- 48.192.143.121
- 20.42.73.26
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report