MALICIOUS — medemeborikezok.pdf
MALICIOUS — medemeborikezok.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (91/100). 2 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
23d148d673b945b8f78ac24a12a76fd740dab04545c93c6957d3f0ed6d88c27a - SHA-1:
55626b59097cfed6d5bb9e7ed84023ec07979558 - MD5:
0026bf97ed00d3f4e2c896945b1d074b - ssdeep:
768:AgGzpD7GW6AQjRK88LnDnwGxCe+ZCneoEiuMzDRYqMfGyy/4Kr4ao/W:NGF3yAQvaf7fRYzGyy/4K8ao/W - TLSH:
T13C328BF35067DE0C7AC6EB436AEA285DA049D64CA073AB604998376DC07C37D7E50E60 - Submitted as: medemeborikezok.pdf
- File type: pdf · Size: 45711 bytes
- Verdict: malicious (91/100)
Detections (2 of 50 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 91/100 is the fusion of 7 weighted signals:
- Dropped a malicious payload (Lazarus): root_.cache_dconf_user - dynamic signal, weight 0.80, confidence 0.90
- Contacted 38 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=daltonismo+test+pdf, https://cdn.shopify.com/s/files/1/0434/1760/0156/files/ui_extension_mod_not_working.pdf, https://cdn.shopify.com/s/files/1/0430/0334/7098/files/what_accent_do_i_have_microphone.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9586 behavior events · 1 ATT&CK techniques · 4 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- /opt/CAPEv2/storage/analyses/31223/files/31c21b4405986ab266b3c0e5d9f3194ccb18df19e2995fcc1b2ea33de6777495 -
31c21b4405986ab266b3c0e5d9f3194ccb18df19e2995fcc1b2ea33de6777495 - /opt/CAPEv2/storage/analyses/31223/files/daff6663fa4f9984c43c28bff48c3a0bf8fd03a0ed07153d43eec37789769b7f -
daff6663fa4f9984c43c28bff48c3a0bf8fd03a0ed07153d43eec37789769b7f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - tmp_tmp.kj2aCerPei -
09580c0c25578e075b7a02d250fda0368fc1c33e02adf38cb9fd83d1dd5edbc9
Embedded URLs
- https://ggtraff.ru/strik?keyword=daltonismo+test+pdf
- https://cdn.shopify.com/s/files/1/0434/1760/0156/files/ui_extension_mod_not_working.pdf
- https://cdn.shopify.com/s/files/1/0430/0334/7098/files/what_accent_do_i_have_microphone.pdf
- https://cdn.shopify.com/s/files/1/0485/3189/8523/files/how_to_build_a_mob_farm_terraria.pdf
- https://cdn.shopify.com/s/files/1/0431/3455/0173/files/north_ridge_elementary_grimes_iowa.pdf
- https://site-1036977.mozfiles.com/files/1036977/11240386048.pdf
- https://site-1037172.mozfiles.com/files/1037172/tedumivozulapinelixik.pdf
- https://site-1036898.mozfiles.com/files/1036898/36070009458.pdf
- https://site-1038460.mozfiles.com/files/1038460/lemupusijajode.pdf
- https://site-1037891.mozfiles.com/files/1037891/zijibemesovatosa.pdf
- https://site-1037094.mozfiles.com/files/1037094/numidikufasulojujoxe.pdf
- https://site-1041288.mozfiles.com/files/1041288/letululiwawaki.pdf
- https://site-1037145.mozfiles.com/files/1037145/posanuror.pdf
- https://site-1036734.mozfiles.com/files/1036734/juridukidixatumopume.pdf
- https://cdn.shopify.com/s/files/1/0485/0394/7426/files/jopetitamuxe.pdf
- https://cdn.shopify.com/s/files/1/0484/5246/8901/files/it_project_manager_resume_examples.pdf
- https://cdn.shopify.com/s/files/1/0484/2933/4685/files/vikojivobiporakusodexum.pdf
- https://cdn.shopify.com/s/files/1/0497/4929/5258/files/austin_first_baptist_church.pdf
- https://cdn.shopify.com/s/files/1/0428/7073/5014/files/pathfinder_kingmaker_magus_arcane_accuracy.pdf
- 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
- ggtraff.ru
- cdn.shopify.com
- site-1036977.mozfiles.com
- site-1037172.mozfiles.com
- site-1036898.mozfiles.com
- site-1038460.mozfiles.com
- site-1037891.mozfiles.com
- site-1037094.mozfiles.com
- site-1041288.mozfiles.com
- site-1037145.mozfiles.com
- site-1036734.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.128
- 74.179.71.159
- 125.56.205.51
- 4.230.171.124
- 172.215.188.225
- 20.247.184.142
- 135.233.95.144
- 40.104.4.2
- 4.150.223.98
- 52.123.128.14
- 40.103.64.242
- 40.99.133.242
- 85.210.193.152
- 135.234.160.244
- 74.178.76.44
- 203.26.79.13
- 20.184.175.8
- 40.84.85.40
- 52.123.252.238
- 4.247.188.233
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report