MALICIOUS — normal_5f87b219576aa.pdf
MALICIOUS — normal_5f87b219576aa.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (90/100). 3 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
e07db42ec8a916eb8a1748af656202568f6922ac318e47a56a81e1ae0a67f86e - SHA-1:
f3b767d80db5d85a77797459dd79cfe6af2a38b5 - MD5:
4bf799557fb4b565b2df91646b0b1e13 - ssdeep:
768:vgGzpD0RpzsEMKZ8D4Rx2H8XWAE0iolDp2Bh0nI9ZXGG98OHs00TZNXHgQLGmUXO:YGFQpv2Cio7IzXGGpMZZNXAQL651S - TLSH:
T173329EF34097EC8C7A8B9B036EAB11ADA589C78C6037D75005C8772CD4BC6EEAE41561 - Submitted as: normal_5f87b219576aa.pdf
- File type: pdf · Size: 46632 bytes
- Verdict: malicious (90/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 90/100 is the fusion of 8 weighted signals:
- Embedded link rated malicious by URL analysis: https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/6824412.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 - Embedded network infrastructure: https://gettraff.ru/123?keyword=health+market+inquiry+pdf, https://cdn-cms.f-static.net/uploads/4365634/normal_5f873354698d3.pdf, https://cdn-cms.f-static.net/uploads/4365612/normal_5f8744ea5ede4.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 - Contacted 14 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9960 behavior events · 1 ATT&CK techniques · 3 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
- desktop-hsgcbep
- 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
- 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
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
17c1f5f4e686e1a9fd89b00313142246ae26f259bbe40c7323efa24dcae9b25a - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\399d030066f5aeec9b4c0da16921b565.png -
3895fd20eab5524ddfb1a3f0322c50c7663760e92b820d55c87c052854689441 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=health+market+inquiry+pdf
- https://cdn-cms.f-static.net/uploads/4365634/normal_5f873354698d3.pdf
- https://cdn-cms.f-static.net/uploads/4365612/normal_5f8744ea5ede4.pdf
- https://cdn-cms.f-static.net/uploads/4365599/normal_5f878d3903367.pdf
- https://cdn-cms.f-static.net/uploads/4366359/normal_5f878660879ab.pdf
- https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/6824412.pdf
- https://wefolukozik.weebly.com/uploads/1/3/1/4/131406413/zawuxuwilivotu.pdf
- https://cdn.shopify.com/s/files/1/0500/5718/3400/files/6504251916.pdf
- https://cdn.shopify.com/s/files/1/0481/5772/0729/files/42582361456.pdf
- https://cdn.shopify.com/s/files/1/0496/2333/5063/files/hp_laserjet_1200_driver.pdf
- https://cdn.shopify.com/s/files/1/0266/8281/8751/files/91233970579.pdf
- https://dotofinadi.weebly.com/uploads/1/3/0/7/130740455/7811255.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/nojof.pdf
- https://vewutaniwem.weebly.com/uploads/1/3/0/8/130873717/mesurusokevan.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/tebavu_mofevuz_punoxibera_gijipomole.pdf
- https://walijogopabo.weebly.com/uploads/1/3/0/7/130776167/5300225.pdf
- https://vibebivenef.weebly.com/uploads/1/3/1/4/131412032/dujogibaw-xovozakarup.pdf
- https://vozutadisifik.weebly.com/uploads/1/3/1/4/131483249/5424780.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/sokilijaw.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
- gettraff.ru
- cdn-cms.f-static.net
- fulipevaxavu.weebly.com
- wefolukozik.weebly.com
- cdn.shopify.com
- dotofinadi.weebly.com
- guwomenod.weebly.com
- vewutaniwem.weebly.com
- keniwuki.weebly.com
- walijogopabo.weebly.com
- vibebivenef.weebly.com
- vozutadisifik.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.102
- 52.168.112.67
- 52.110.12.4
- 20.231.239.246
- 40.84.85.40
- 135.234.160.245
- 52.123.252.225
- 4.230.171.124
- 20.165.94.63
- 52.168.117.174
- 52.123.129.14
- 162.159.36.2
- 40.103.64.226
- 203.26.79.13
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report