MALICIOUS — normal_5f8bef07201d4.pdf
MALICIOUS — normal_5f8bef07201d4.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
eb1f60b2470c06b5129442902d430ec3e54fd0d6737506ce99b0cd3d1d7cc210 - SHA-1:
d43f54191ec8bea97d0dca8d6e3d9b8939a9a71a - MD5:
6d8076758fd206fe4b3ac94a12e0eb37 - ssdeep:
3072:LFmpLVJ2VBXpEIZ9HH7DayN3g4ecdUbPia1e:5QL/+HZ9HHXaul2iN - TLSH:
T1BA3BE1F35057ED8CBDCE8F1B5E6B00189106D289A537AB200488BA3DD56C6FE6E11F60 - Submitted as: normal_5f8bef07201d4.pdf
- File type: pdf · Size: 105250 bytes
- Verdict: malicious (82/100)
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 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 7828) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=grade+9+esp+module+teacher%2527s+guide, https://cdn.shopify.com/s/files/1/0440/8606/7352/files/33939839816.pdf, https://cdn.shopify.com/s/files/1/0435/3117/4043/files/twilight_midnight_sun_part_2.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9962 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
- 250.255.255.239.in-addr.arpa
- 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
- 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
- 252.0.0.224.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d41b47042156c13909812b311b70206e7569d7d45f9ae7278524c9c1765df23b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\273be430217edb52e77783039a040dfe.png -
43bf5aac4c9f97a11368d9c9c8c6f09797faea2d3fc2d2a6f02b2eec973ac455 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=grade+9+esp+module+teacher%2527s+guide
- https://cdn.shopify.com/s/files/1/0440/8606/7352/files/33939839816.pdf
- https://cdn.shopify.com/s/files/1/0435/3117/4043/files/twilight_midnight_sun_part_2.pdf
- https://cdn.shopify.com/s/files/1/0430/1307/9203/files/what_is_half_of_2_3_cups_of_flour.pdf
- https://uploads.strikinglycdn.com/files/a2e81eb2-f3d2-4e95-93f0-b6b56deafbe9/gezeriseje.pdf
- https://uploads.strikinglycdn.com/files/286e61b0-7c28-40b9-91cf-1673da0bde1a/48735913560.pdf
- https://uploads.strikinglycdn.com/files/6ecce283-8b1d-4a3b-8892-6876e87e0b40/85554643147.pdf
- https://uploads.strikinglycdn.com/files/0f417970-b70e-4435-891a-81e6690bd0c9/72391805394.pdf
- https://uploads.strikinglycdn.com/files/f084ef88-b899-4795-8db0-3e6dfac5f9c0/jupetogodom.pdf
- https://cdn.shopify.com/s/files/1/0428/4373/4182/files/kixiwaxapilodiwejarebowog.pdf
- https://cdn.shopify.com/s/files/1/0431/9094/3901/files/37580285738.pdf
- https://cdn.shopify.com/s/files/1/0502/6181/9584/files/homer_simpson_android_wallpaper.pdf
- https://cdn.shopify.com/s/files/1/0432/2073/0020/files/titan_gel_review_malaysia.pdf
- https://xawuwotogot.weebly.com/uploads/1/3/2/6/132695388/7350082.pdf
- https://walijogopabo.weebly.com/uploads/1/3/0/7/130776167/pijaxuviz.pdf
- https://uploads.strikinglycdn.com/files/ad8a0b5f-780d-4b09-9919-4947c0574cf6/19949785736.pdf
- https://uploads.strikinglycdn.com/files/03cc0270-f566-4362-8b57-52bc97ae23d9/55626703756.pdf
- https://uploads.strikinglycdn.com/files/3569dfce-6232-4752-86a5-c06f7c37208d/crow_talons_dark_souls_3.pdf
- https://uploads.strikinglycdn.com/files/74e02052-d101-4014-a027-5250a4012ca1/dorivu.pdf
- https://uploads.strikinglycdn.com/files/039eeffd-5a83-4539-97d7-46c0e8841221/70209506444.pdf
- https://uploads.strikinglycdn.com/files/1c207f31-e42a-45b9-98f5-802bf2e6f00a/32373112714.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
- gettraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- xawuwotogot.weebly.com
- walijogopabo.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.46
- 172.215.188.225
- 4.230.171.124
- 74.178.76.44
- 72.145.35.109
- 135.232.92.97
- 203.26.79.13
- 135.232.92.137
- 52.123.129.14
- 40.99.133.242
- 4.150.223.103
- 135.233.45.222
- 172.175.111.170
- 20.42.65.90
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report