MALICIOUS — normal_5f87a9286e69d.pdf
MALICIOUS — normal_5f87a9286e69d.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:
ddd3d807a06963edc89ef03e1298208bf2a7aebe47fb6f79a3b669865bcf3b7b - SHA-1:
75c89e6c41cb97d7e05a85cd5cde83696f673a34 - MD5:
633d1cf181d3dda226db52823373d86c - ssdeep:
768:bgGzpDip3SX3ZrAZfHApJNzSHDUuVUd3f3l/Ucnpaie+j7e/lDvnBjcfY9tM:kGF+p9DK//UcnpZe+j7e/lDJgfY9tM - TLSH:
T1EF328DF754A3ED4CBA86EB13ADBF2929114A878861339760448C722ED4FC2BD7F10461 - Submitted as: normal_5f87a9286e69d.pdf
- File type: pdf · Size: 46354 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 8900) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 24 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/7dea82a6-60c9-4f17-8ff8-2a5f3dbd5cc0/vareraruruwugapoxo.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=teddy+bear+knitting+pattern+pdf, https://cdn-cms.f-static.net/uploads/4365639/normal_5f86fea03154f.pdf, https://cdn-cms.f-static.net/uploads/4366982/normal_5f872a171a34b.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9737 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
- 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
- desktop-hsgcbep
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a02753cca9b8956d9ec8dc89258fb59f.png -
c62f953a49513c9e0ab4bcf6d8532cdf69b981992ab6b9580c6874d0017c1b8b - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ab4606ec94ee4cc8081da82746f776c66c60934a2ebb4ea443ac4540d5b2ddb6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=teddy+bear+knitting+pattern+pdf
- https://cdn-cms.f-static.net/uploads/4365639/normal_5f86fea03154f.pdf
- https://cdn-cms.f-static.net/uploads/4366982/normal_5f872a171a34b.pdf
- https://cdn-cms.f-static.net/uploads/4368503/normal_5f878411d1bc9.pdf
- https://cdn-cms.f-static.net/uploads/4366057/normal_5f879205a4a3a.pdf
- https://cdn-cms.f-static.net/uploads/4366029/normal_5f87110a445d5.pdf
- https://site-1044024.mozfiles.com/files/1044024/muwiwewuxutose.pdf
- https://uploads.strikinglycdn.com/files/7dea82a6-60c9-4f17-8ff8-2a5f3dbd5cc0/vareraruruwugapoxo.pdf
- https://uploads.strikinglycdn.com/files/d648d51f-b7b6-42c3-a699-728766f855be/52935466418.pdf
- https://uploads.strikinglycdn.com/files/f1a41d5a-a9d4-4aa5-9881-2deef2d6de8b/30447678789.pdf
- https://uploads.strikinglycdn.com/files/0ca070cd-7ee8-4685-a8a7-5f3b6d12a24e/54844861242.pdf
- https://uploads.strikinglycdn.com/files/4a53249d-f6f3-46e0-84e1-d485ffe296b1/34682743493.pdf
- https://cdn.shopify.com/s/files/1/0484/2576/2984/files/kekajape.pdf
- https://cdn.shopify.com/s/files/1/0428/2771/0630/files/mrs_downes_saint_denis.pdf
- https://cdn.shopify.com/s/files/1/0438/2870/7478/files/due_diligence_real_estate.pdf
- https://cdn.shopify.com/s/files/1/0483/2208/5027/files/11303227686.pdf
- https://uploads.strikinglycdn.com/files/ac186cec-e7a6-4670-a646-fdbe649a2683/wabodus.pdf
- https://uploads.strikinglycdn.com/files/5f00c17e-4988-44ef-8696-4f039c645c0e/jumidibebedexa.pdf
- https://uploads.strikinglycdn.com/files/072e8c72-c1f8-4a4e-be30-7b3d882c4704/pigudawafikexunadu.pdf
- https://cdn.shopify.com/s/files/1/0266/9484/4587/files/marriage_and_family_in_things_fall_apart.pdf
- https://cdn.shopify.com/s/files/1/0484/5472/9882/files/gikamemetogunuwagudef.pdf
- https://cdn.shopify.com/s/files/1/0483/7841/3214/files/quiz_10.2_a_ap_statistics_answers.pdf
- https://cdn.shopify.com/s/files/1/0467/9955/2663/files/economic_vocabulary_activity_chapter_1_what_is_economics_worksheet_answers.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- gettraff.ru
- cdn-cms.f-static.net
- site-1044024.mozfiles.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.148.114.188
- 57.155.104.224
- 172.172.255.218
- 20.184.175.10
- 52.182.143.212
- 4.247.188.233
- 20.3.0.251
- 162.159.142.9
- 52.110.12.22
- 20.165.94.46
- 4.230.171.124
- 135.232.92.137
- 203.26.79.13
- 52.168.117.171
- 74.178.76.128
- 40.103.64.242
- 52.123.128.14
- 40.103.64.226
- 135.232.92.34
- 142.250.183.35
- 92.223.78.30
- 20.52.64.201
- 13.69.116.109
- 52.123.252.224
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report