MALICIOUS — normal_5f873408ba2ee.pdf
MALICIOUS — normal_5f873408ba2ee.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
fc95a2685e8aa5e84094d2b520b4bfe1a6315730cbdddd51691a9f019c51f317 - SHA-1:
984f8a2affb15c6c50e1f349685fac27f08f24d4 - MD5:
16349e07a093f546d946ee54a49c35ff - ssdeep:
768:TgGzpDhpRv+nU7sVRGGMBuuvmqM9gzJPZtm/ZyNPlR5K9Ye+A4Hhfsr:sGFNpRv+U7sbGTurIZUZyzR5K6eB4HhA - TLSH:
T1C6327CF760A7DD4C79C6DB033DAA295D6689E7486173A7A004986B2DC0BC37E7F00911 - Submitted as: normal_5f873408ba2ee.pdf
- File type: pdf · Size: 44954 bytes
- Verdict: malicious (86/100)
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 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8664) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 17 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/0d9ea0fb-d906-490c-a2a0-62c394a36058/wakomonupilujorekefagodu.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=combine+multiple+images+into+one+pdf+mac, https://site-1039289.mozfiles.com/files/1039289/evolutionary_algorithms_for_solving_multi-objective_problems.pdf, https://site-1044157.mozfiles.com/files/1044157/fuel_system_download.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9681 behavior events · 0 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
- outlook.cloud.microsoft
- 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
- desktop-hsgcbep
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b53bee7994b831a0b9aa6453c54c219e7cd46ff52a7eabeb8e3278aafccf66fe - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8428225a0bbe8d0ad97e7919b8ec0346.png -
e6a621c8345ac6b6ec75c9bba87cef940e713fc7479f6088c4b58162c2f918e6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=combine+multiple+images+into+one+pdf+mac
- https://site-1039289.mozfiles.com/files/1039289/evolutionary_algorithms_for_solving_multi-objective_problems.pdf
- https://site-1044157.mozfiles.com/files/1044157/fuel_system_download.pdf
- https://site-1041587.mozfiles.com/files/1041587/latepi.pdf
- https://site-1043851.mozfiles.com/files/1043851/notuvidamalodesivelipu.pdf
- https://uploads.strikinglycdn.com/files/0d9ea0fb-d906-490c-a2a0-62c394a36058/wakomonupilujorekefagodu.pdf
- https://uploads.strikinglycdn.com/files/3cb836d4-e215-4ec2-8a83-0b300797c4b3/35269965138.pdf
- https://uploads.strikinglycdn.com/files/5c3c0ad6-e7f4-474b-ba37-54c18d72c7d0/39394092892.pdf
- https://uploads.strikinglycdn.com/files/8784e570-2462-4f86-93d1-156772fce42f/jufidasajimedovo.pdf
- https://uploads.strikinglycdn.com/files/dcbb9fe3-5d00-4b80-b383-55d8e39eb11c/sivarikisimu.pdf
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/038885c85ecf8f0.pdf
- https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/jibepare-vudaramuzi-refirezagulele.pdf
- https://loguxofe.weebly.com/uploads/1/3/0/7/130775118/210815b6d.pdf
- https://kenilajapa.weebly.com/uploads/1/3/1/0/131069910/sorelonirijowijejej.pdf
- https://tavumake.weebly.com/uploads/1/3/2/7/132740551/bfcfaa.pdf
- https://jaserasozupog.weebly.com/uploads/1/3/1/4/131454215/wagejakofexaro_xerina.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/vaxukekiwurefebe.pdf
- https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/6276840.pdf
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/metor.pdf
- https://site-1038739.mozfiles.com/files/1038739/37545620926.pdf
- https://site-1041090.mozfiles.com/files/1041090/43287735550.pdf
- https://site-1039801.mozfiles.com/files/1039801/66319339266.pdf
- https://site-1040145.mozfiles.com/files/1040145/xoxefabinowim.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ggtraff.ru
- site-1039289.mozfiles.com
- site-1044157.mozfiles.com
- site-1041587.mozfiles.com
- site-1043851.mozfiles.com
- uploads.strikinglycdn.com
- mojivimimujovo.weebly.com
- mogilifus.weebly.com
- loguxofe.weebly.com
- kenilajapa.weebly.com
- tavumake.weebly.com
- jaserasozupog.weebly.com
- keniwuki.weebly.com
- wepugimi.weebly.com
- zoxuzuxebexot.weebly.com
- site-1038739.mozfiles.com
- site-1041090.mozfiles.com
- site-1039801.mozfiles.com
- site-1040145.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.111
- 20.165.94.63
- 20.42.65.88
- 172.66.2.5
- 52.110.12.21
- 52.110.12.1
- 4.230.171.124
- 4.155.90.37
- 4.150.223.110
- 40.99.134.2
- 52.123.128.14
- 40.103.64.226
- 74.178.232.29
- 203.26.79.13
- 172.178.240.162
- 52.123.252.225
- 48.200.63.27
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report