MALICIOUS — b552672b9f5740e485ce680b1ea0a2e11b70bf627038553b558d4c30022c40c5
MALICIOUS — b552672b9f5740e485ce680b1ea0a2e11b70bf627038553b558d4c30022c40c5 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
b552672b9f5740e485ce680b1ea0a2e11b70bf627038553b558d4c30022c40c5 - SHA-1:
ec26509cd171ad0d3b77dec473bdeeca99856ac9 - MD5:
fe5cbf6a8196254a0c6f299ac347fc66 - ssdeep:
1536:TX91GwNoI/WD6sf2eZYyBP1Ri3puWjkuH7b1rTDJ+74BlIZm/:h1zoEWWi26B1Ri3phlf1PA74rI0 - TLSH:
T1B338D0F3918BED8D77C75B437EE712AC615AC3486132AB940448BB6CC0B83EE6E54811 - Submitted as: b552672b9f5740e485ce680b1ea0a2e11b70bf627038553b558d4c30022c40c5
- File type: pdf · Size: 79124 bytes
- Verdict: malicious (100/100)
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!FE5CBF6A8196
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 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 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/7cf77bcf-d0b0-4615-8192-ea9a8dd33094/kimodosejevuzuroj.pdf - network signal, weight 0.70, confidence 0.80
- 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!FE5CBF6A8196 (rule
PDF/Phish-FAB!FE5CBF6A8196) - 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 - Contacted 15 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://crophysi.ru/award?keyword=i+have+a+dream+commonlit+answer+key+pdf, http://uablog.site/dawasonedugajel62ibm.pdf, https://907864b8-ab38-4b43-b195-7646ee37c451.filesusr.com/ugd/c4b402_154c00d9211f46f486fc686ba06e49f5.pdf?index=true - 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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
996 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- _dosvc._tcp.local
- 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/89c77c08-6078-44b6-8f27-85720154df65/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/89c77c08-6078-44b6-8f27-85720154df65?P1=1788120386&P2=404&P3=2&P4=gXURA%2bwkFqMruoIySDf79zEJGiJSk4okIegjUQhNtuvIM2sn9XmYwwMcoWzSR%2fM4FW%2fHV9a6q6sGW7Xb%2f1Iuwg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://crophysi.ru/award?keyword=i+have+a+dream+commonlit+answer+key+pdf
- http://uablog.site/dawasonedugajel62ibm.pdf
- https://907864b8-ab38-4b43-b195-7646ee37c451.filesusr.com/ugd/c4b402_154c00d9211f46f486fc686ba06e49f5.pdf?index=true
- https://2a085669-a8dc-40eb-b1d3-71ea9d660f60.filesusr.com/ugd/cafc24_bfdc387427944666bd9b399a55cb8ddd.pdf?index=true
- https://cdn.sqhk.co/vakolitakap/jgfQhgP/sidoposafojefawix.pdf
- http://4kuhd.me/75571683779eewk1.pdf
- https://104e3d6a-8609-4a5f-ba89-88df40aeb326.filesusr.com/ugd/3cb22f_84104980939d4bcd948864148e47f1da.pdf?index=true
- http://spainwow.pro/cbse_class_10_english_question_paper_formatdak9u.pdf
- https://8767aa75-4bd5-48c0-94ca-24e983238001.filesusr.com/ugd/debdc1_0cdacc08d77e42edbed9fd22f4dfd725.pdf?index=true
- https://uploads.strikinglycdn.com/files/7cf77bcf-d0b0-4615-8192-ea9a8dd33094/kimodosejevuzuroj.pdf
- http://sozanizitug.epizy.com/how_to_find_dialog_sim_location.pdf
- https://cdn-cms.f-static.net/uploads/4367273/normal_6058089b2d499.pdf
- http://xepezugabiposa.22web.org/niratax.pdf
- https://cdn-cms.f-static.net/uploads/4471273/normal_5fd806086a355.pdf
- https://uploads.strikinglycdn.com/files/1d2e381f-b7ec-4b72-81e9-b4b60764c0bc/how_to_read_a_balance_sheet_youtube.pdf
- https://uploads.strikinglycdn.com/files/4bba9791-5749-426e-a259-4dcab1fa06e6/halo_bassinest_swivel_sleeper_bassinet_instructions.pdf
- https://cdn.sqhk.co/pazaxefuma/djeghes/apex_launcher_classic_app.pdf
- https://uploads.strikinglycdn.com/files/09bf99f5-f1e3-4048-9207-18be6aa12031/discrete_mathematics_5th_edition.pdf
- https://cdn-cms.f-static.net/uploads/4446931/normal_603c11a12ca13.pdf
- https://cdn.sqhk.co/razotefo/fGnyibb/offline_games_iphone_2019.pdf
- http://wei-nmvc.com/types_of_energy_worksheet_cstephenmurray_answersqf6f6.pdf
- https://fb79ad55-22b5-4823-9538-35c71bbbd514.filesusr.com/ugd/ea423f_ce61db2b9f804785b162d04b59067697.pdf?index=true
- https://uploads.strikinglycdn.com/files/f96f5246-4340-42ad-8e7d-3a6481fc5f31/hotpoint_gas_range_oven_igniter.pdf
- https://cdn.sqhk.co/fosuzonarefi/ZvgfijN/bhaiya_ji_superhit_movie_song_pagalworld.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- crophysi.ru
- uablog.site
- 907864b8-ab38-4b43-b195-7646ee37c451.filesusr.com
- 2a085669-a8dc-40eb-b1d3-71ea9d660f60.filesusr.com
- cdn.sqhk.co
- 4kuhd.me
- 104e3d6a-8609-4a5f-ba89-88df40aeb326.filesusr.com
- spainwow.pro
- 8767aa75-4bd5-48c0-94ca-24e983238001.filesusr.com
- uploads.strikinglycdn.com
- sozanizitug.epizy.com
- cdn-cms.f-static.net
- xepezugabiposa.22web.org
- wei-nmvc.com
- fb79ad55-22b5-4823-9538-35c71bbbd514.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 57.155.101.212
- 20.50.201.206
- 74.179.71.159
- 4.230.171.124
- 172.64.154.167
- 74.178.240.51
- 4.247.188.224
- 20.165.94.63
- 104.46.162.230
- 52.230.59.222
- 135.233.95.80
- 72.145.35.100
- 203.26.79.13
- 20.42.65.85
- 52.123.252.203
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report