MALICIOUS — b9619677df51d525001ebd67bc9c52275e039564b1ad4d6d8ea23c490ebaf0d1
MALICIOUS — b9619677df51d525001ebd67bc9c52275e039564b1ad4d6d8ea23c490ebaf0d1 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b9619677df51d525001ebd67bc9c52275e039564b1ad4d6d8ea23c490ebaf0d1 - SHA-1:
e7539cb2de9189bd4e4905d4ec41c9fe4b4e4114 - MD5:
eaa2a91055cfc2a935678068d7e48e41 - ssdeep:
1536:FkQfNPA68sb+dF2pKyiG8p1Zo4PV9+FigHeqnWsM4PaWO2wWI1:2sNPJydFRyiDZLl+WslPHO2w/ - TLSH:
T1CB37C1F76197DD9C7F8E6B436BE71868584DD79CA2339B900049E72C84BCA9E2F01910 - Submitted as: b9619677df51d525001ebd67bc9c52275e039564b1ad4d6d8ea23c490ebaf0d1
- File type: pdf · Size: 73058 bytes
- Verdict: malicious (99/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!EAA2A91055CF
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!EAA2A91055CF (rule
PDF/Phish-FAB!EAA2A91055CF) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://infrive.ru/pbw?utm_term=object+pronouns+exercises+with+answers+pdf, https://bodupakodekafas.weebly.com/uploads/1/3/2/6/132680796/62cf3b6.pdf, https://cdn-cms.f-static.net/uploads/4420745/normal_605141b242b45.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
- Contacted 5 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1006 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 20.190.167.149
- 4.144.132.223 SG · Singapore · AS8075 Microsoft Corporation
- 184.84.165.136 AU · Sydney · AS20940 Akamai Technologies, Inc.
- 23.198.40.44
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.46.10.55
- 150.171.28.11
- 40.84.97.4 US · Boydton · AS8075 Microsoft Corporation
- 23.221.133.185
- 192.168.122.107
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://infrive.ru/pbw?utm_term=object+pronouns+exercises+with+answers+pdf
- https://bodupakodekafas.weebly.com/uploads/1/3/2/6/132680796/62cf3b6.pdf
- https://cdn-cms.f-static.net/uploads/4420745/normal_605141b242b45.pdf
- https://worivoka.weebly.com/uploads/1/3/4/5/134588103/lasetabesis-wanutunitaxitun-wugawuxuj.pdf
- http://taxexuwej.pbworks.com/w/file/fetch/144718077/how_to_do_chi_square_test_of_independence_in_spss.pdf
- http://namebitepu.pbworks.com/w/file/fetch/144738093/88677525948.pdf
- https://cdn-cms.f-static.net/uploads/4373526/normal_605a435c0c51a.pdf
- https://static.s123-cdn-static.com/uploads/4489838/normal_5fca217c653dd.pdf
- https://static.s123-cdn-static.com/uploads/4404105/normal_5fc76f0a64df3.pdf
- https://cdn-cms.f-static.net/uploads/4422637/normal_604d2fbe5184f.pdf
- https://cdn-cms.f-static.net/uploads/4476302/normal_6042f450e793e.pdf
- https://cdn-cms.f-static.net/uploads/4458150/normal_5fd939f29b8c6.pdf
- https://revuzigo.weebly.com/uploads/1/3/4/3/134352577/bf01ce6a9.pdf
- http://wikitaxif.pbworks.com/w/file/fetch/144551760/answer_key_direct_object_pronouns_spanish_worksheet_with_answers.pdf
- https://cdn-cms.f-static.net/uploads/4483331/normal_602cf1ad61fef.pdf
- https://sidomepavoresob.weebly.com/uploads/1/3/5/3/135322675/268192.pdf
- https://static.s123-cdn-static.com/uploads/4487399/normal_5febc2ca10566.pdf
- https://givesuporej.weebly.com/uploads/1/3/5/3/135346238/9543b06.pdf
- http://gafuxexosaru.pbworks.com/f/the_wolf_chinese_drama_plot.pdf
- https://cdn-cms.f-static.net/uploads/4383792/normal_602f5f1c71781.pdf
- https://cdn-cms.f-static.net/uploads/4415543/normal_6049422a727ad.pdf
- https://cdn-cms.f-static.net/uploads/4378607/normal_606e8eba36fe9.pdf
- https://cdn-cms.f-static.net/uploads/4421061/normal_60bcf6e2e075c.pdf
- https://static.s123-cdn-static.com/uploads/4456676/normal_5fdd3b63db9d8.pdf
- https://cdn-cms.f-static.net/uploads/4410000/normal_60ba5985c715c.pdf
Embedded domains
- infrive.ru
- bodupakodekafas.weebly.com
- cdn-cms.f-static.net
- worivoka.weebly.com
- taxexuwej.pbworks.com
- namebitepu.pbworks.com
- static.s123-cdn-static.com
- revuzigo.weebly.com
- wikitaxif.pbworks.com
- sidomepavoresob.weebly.com
- givesuporej.weebly.com
- gafuxexosaru.pbworks.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.20
- 4.144.132.223
- 184.84.165.136
- 4.230.171.124
- 40.84.97.4
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report