MALICIOUS — b42fd6_0a0c48ef51e943128cdbe75258b520e7.pdf
MALICIOUS — b42fd6_0a0c48ef51e943128cdbe75258b520e7.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (85/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b8e5a152b80c2fab5d332d8b0bf4f49768686e2229feb5a9ac3bd3d04fa722d9 - SHA-1:
283dd13140f0bef7987d9c4ef9ce505b284fe602 - MD5:
822e7eaaef187c3d7d41a5adea21b7a2 - ssdeep:
768:ngGzpDLTv7PC10Uyi4Q1mUlVxfstY6VvzSmgEyl7EGPIL+w1EdLLQjr:gGF3z7u0vvzhylwqSEdLLQjr - TLSH:
T172306CF31197EC8C7A8E5F03AAAB115D6089D6892133A69119DC376CE43C6EDAF00925 - Submitted as: b42fd6_0a0c48ef51e943128cdbe75258b520e7.pdf
- File type: pdf · Size: 39142 bytes
- Verdict: malicious (85/100)
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 85/100 is the fusion of 7 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Contacted 12 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://ttraff.com/wix?keyword=dilation+worksheet+geometry, https://cdn.shopify.com/s/files/1/0433/4449/4760/files/unqualified_audit_opinion.pdf, https://cdn.shopify.com/s/files/1/0431/5670/1346/files/mizaxikejo.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 (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
991 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- to-do.office.com
- staging.to-do.officeppe.com
- m365.cloud.microsoft
- res.public.onecdn.static.microsoft
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.com/wix?keyword=dilation+worksheet+geometry
- https://cdn.shopify.com/s/files/1/0433/4449/4760/files/unqualified_audit_opinion.pdf
- https://cdn.shopify.com/s/files/1/0431/5670/1346/files/mizaxikejo.pdf
- https://cdn.shopify.com/s/files/1/0469/9891/3176/files/new_adventures_of_queen_victoria.pdf
- https://cdn.shopify.com/s/files/1/0431/0381/3781/files/novinazif.pdf
- https://cdn.shopify.com/s/files/1/0431/2147/5738/files/xifevatulofumazibelode.pdf
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/ibm_websphere_application_server_tutorial_free_download.pdf
- https://cdn.shopify.com/s/files/1/0428/5900/4070/files/concept_of_emotional_development.pdf
- https://cdn.shopify.com/s/files/1/0432/5244/9444/files/witamonovevulesonatema.pdf
- https://cdn.shopify.com/s/files/1/0427/4513/5260/files/wuker.pdf
- https://cdn.shopify.com/s/files/1/0437/1503/5290/files/1503136492.pdf
- https://2aa0281e-6f77-4f2a-9a89-59f775a397cb.filesusr.com/ugd/f2ef67_cbd0c19fadad49ccb1be6a3466a0b016.pdf?index=true
- https://dfbc75b4-ca10-47a0-aace-247c43ad3a2c.filesusr.com/ugd/f5a024_878fc4f6f04b4ccdbdaef1382ee96758.pdf?index=true
- https://6a093f5d-3bba-469a-802a-763cc7df7b64.filesusr.com/ugd/163759_969360a4e634445b9ed9e3ee7661f16f.pdf?index=true
- https://cc528310-b690-4727-a2b7-c5034c73bb7e.filesusr.com/ugd/868b90_50ce4283acb041288b628cc57b8b956c.pdf?index=true
- https://9ecd3387-fa42-491d-a8a8-4b5f81681fd5.filesusr.com/ugd/9f6a24_e68894c9ff3143a584e744594657f0cb.pdf?index=true
- https://724c8d18-abd5-4f64-82c4-f2fec764720b.filesusr.com/ugd/54fa57_79f84b7f3d1546f29278fbd1c6103da2.pdf?index=true
- https://370b3d59-b14e-4aca-865a-918a2bb78292.filesusr.com/ugd/1acd69_412985f26a084f4ba03ef6c2857e012e.pdf?index=true
- https://1bd4373b-df88-4ea0-8bc4-865d82d4eca5.filesusr.com/ugd/01f9b9_16b2fcac308348799245d50404e4018d.pdf?index=true
- 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/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Embedded domains
- ttraff.com
- cdn.shopify.com
- 2aa0281e-6f77-4f2a-9a89-59f775a397cb.filesusr.com
- dfbc75b4-ca10-47a0-aace-247c43ad3a2c.filesusr.com
- 6a093f5d-3bba-469a-802a-763cc7df7b64.filesusr.com
- cc528310-b690-4727-a2b7-c5034c73bb7e.filesusr.com
- 9ecd3387-fa42-491d-a8a8-4b5f81681fd5.filesusr.com
- 724c8d18-abd5-4f64-82c4-f2fec764720b.filesusr.com
- 370b3d59-b14e-4aca-865a-918a2bb78292.filesusr.com
- 1bd4373b-df88-4ea0-8bc4-865d82d4eca5.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
- res.public.onecdn.static.microsoft
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.89.1.12
- 162.159.142.9
- 172.215.188.225
- 4.230.171.124
- 52.230.60.54
- 172.64.154.167
- 74.179.77.204
- 20.184.175.5
- 52.123.128.14
- 20.112.250.133
- 52.168.117.169
- 72.153.5.62
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report