MALICIOUS — 6ffbed215a57a93c303df0a21bc6e045abc3eea8fb5c7589623be3e779e7b2ab
MALICIOUS — 6ffbed215a57a93c303df0a21bc6e045abc3eea8fb5c7589623be3e779e7b2ab is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
6ffbed215a57a93c303df0a21bc6e045abc3eea8fb5c7589623be3e779e7b2ab - SHA-1:
258a123dff2abe6199e88038d9bc6403c9291bbd - MD5:
2c231e6481a483883723c1e26812f504 - ssdeep:
1536:eE1PiNvCEXsR8MUVvm4Gj5TSLeubKO41SPjuN6r43hDGlF:KNvCNREVcj8LeS/Cgr43hDE - TLSH:
T1B438D0F3A0A7DD8C77CB9B83ADA36ADD7487C68D612287604088762CC4BC6AD7F00511 - Submitted as: 6ffbed215a57a93c303df0a21bc6e045abc3eea8fb5c7589623be3e779e7b2ab
- File type: pdf · Size: 79979 bytes
- Verdict: malicious (99/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!2C231E6481A4
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - 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!2C231E6481A4 (rule
PDF/Phish-FAB!2C231E6481A4) - 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 link rated suspicious by URL analysis: https://eadb47d6-6712-4ecd-aa5a-2cdcf2d90b86.filesusr.com/ugd/c844bf_23f7377d5fd74534833732c39c61c32b.pdf?index=true - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://midufefew.ru/award?keyword=the+island+peter+benchley+pdf, https://eadb47d6-6712-4ecd-aa5a-2cdcf2d90b86.filesusr.com/ugd/c844bf_23f7377d5fd74534833732c39c61c32b.pdf?index=true, https://gusumumonabol.weebly.com/uploads/1/3/0/7/130775475/ratalurodaso.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1018 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
- 52.253.84.76 SG · Singapore · AS8075 Microsoft Corporation
- 52.123.252.204 AU · Sydney · AS8075 Microsoft Corporation
- 23.33.238.178
- 52.110.12.20 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.114
- 150.171.28.11
- 48.211.4.16 US · Ashburn · AS8075 Microsoft Limited
- 23.221.133.185
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://midufefew.ru/award?keyword=the+island+peter+benchley+pdf
- https://s3.amazonaws.com/dazawojob/blade_and_soul_unreal_engine_4_date.pdf
- https://s3.amazonaws.com/pazerogasarinu/why_wont_my_coleman_hot_tub_heat_up.pdf
- https://s3.amazonaws.com/jejulurowev/2113761958.pdf
- https://eadb47d6-6712-4ecd-aa5a-2cdcf2d90b86.filesusr.com/ugd/c844bf_23f7377d5fd74534833732c39c61c32b.pdf?index=true
- https://s3.amazonaws.com/mufukep/gepiro.pdf
- https://gusumumonabol.weebly.com/uploads/1/3/0/7/130775475/ratalurodaso.pdf
- https://s3.amazonaws.com/neporezofov/invoice_template_austria.pdf
- https://4c2674ec-1430-4cec-a455-d6a35d10586e.filesusr.com/ugd/38955b_12d5b7f4a4ab4493a678d02882f95de3.pdf?index=true
- https://6129906d-bc82-46a7-99f5-71793a58af3c.filesusr.com/ugd/d162e3_f4606b3f95f1464b995c57c6e9216e9e.pdf?index=true
- http://mebets.xyz/9219599021nhyo4.pdf
- https://5f8b0e40-2141-4341-98ab-6145db4b8156.filesusr.com/ugd/2072cd_6668a7ea60794b41be86f3fc61374771.pdf?index=true
- http://kpovli.ru/nititimozepaz8dc0b.pdf
- https://s3.amazonaws.com/zalomi/virujaxi.pdf
- https://s3.amazonaws.com/sonutopexaramuf/xowunifebudakerasiro.pdf
- https://xukifunizagopo.weebly.com/uploads/1/3/4/0/134013279/tadafeguropi.pdf
- https://451cdc1f-766e-44a1-8a9d-f9db2ecad5ed.filesusr.com/ugd/0f0d48_fb92f98d606f4ad88271c491af8bc6fd.pdf?index=true
- https://rolobidixogiru.weebly.com/uploads/1/3/1/6/131637372/f2b5f26aa4ac.pdf
- https://94aa8f26-b07a-4c24-bdb4-4112657565c9.filesusr.com/ugd/37428b_13ca7513613349da9e32e6f8139df831.pdf?index=true
- http://avit0.cc/kittitas_county_fair_exhibitors_guidei3gdd.pdf
- https://b2f3f1fb-4f3f-4d5d-be65-f5b10dce6288.filesusr.com/ugd/735189_b1bf3e6df22444b2889df91c2e5e395e.pdf?index=true
- https://virixodebusetij.weebly.com/uploads/1/3/1/3/131383575/kipavafo_minaxilupakezok.pdf
- https://c906085e-155d-420a-9284-418053e299e9.filesusr.com/ugd/12745a_6c4b2552f8624c93b2b9fc274f016ba4.pdf?index=true
- https://s3.amazonaws.com/fosawef/atmel_atmega8_datasheet.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- midufefew.ru
- s3.amazonaws.com
- eadb47d6-6712-4ecd-aa5a-2cdcf2d90b86.filesusr.com
- gusumumonabol.weebly.com
- 4c2674ec-1430-4cec-a455-d6a35d10586e.filesusr.com
- 6129906d-bc82-46a7-99f5-71793a58af3c.filesusr.com
- mebets.xyz
- 5f8b0e40-2141-4341-98ab-6145db4b8156.filesusr.com
- kpovli.ru
- xukifunizagopo.weebly.com
- 451cdc1f-766e-44a1-8a9d-f9db2ecad5ed.filesusr.com
- rolobidixogiru.weebly.com
- 94aa8f26-b07a-4c24-bdb4-4112657565c9.filesusr.com
- avit0.cc
- b2f3f1fb-4f3f-4d5d-be65-f5b10dce6288.filesusr.com
- virixodebusetij.weebly.com
- c906085e-155d-420a-9284-418053e299e9.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.253.84.76
- 52.123.252.204
- 52.110.12.20
- 4.230.171.124
- 48.211.4.16
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report