MALICIOUS — normal_5f89d060abaa5.pdf
MALICIOUS — normal_5f89d060abaa5.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
c4ca6fe6e9dfe7bc0195e148a1d99e28962e4301f97c17fb782b6b412353c07c - SHA-1:
bceee566c68a4a6aa20e2d35ff9f6fc8ac1c7f9a - MD5:
c4710a6a230d38825e52f851d54cb0fd - ssdeep:
768:HKgGzpDppTX384tp6B2Q7Li8im2KGW0tzs1fCOzo6enGPTaMqHtTGOS2xTI7z:HXGFFpTXan12KiMfCogGBqHtqr2xTYz - TLSH:
T1A2329DF3449BED4C7A8BAB036CA721665589DB8C72369390548C7B2DD07C2BDBE01D60 - Submitted as: normal_5f89d060abaa5.pdf
- File type: pdf · Size: 43866 bytes
- Verdict: malicious (82/100)
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 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8776) (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 network infrastructure: https://ggtraff.ru/123?keyword=challenging+irrational+thoughts+worksheet, https://uploads.strikinglycdn.com/files/b3bf3a74-66b5-44cf-ab3e-d2a7129e9b69/lisubezakeja.pdf, https://uploads.strikinglycdn.com/files/1de8459d-bd7f-413f-819d-6b7bd3f11221/ruked.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 (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9720 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
- c.pki.goog
- 250.255.255.239.in-addr.arpa
- 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
- desktop-hsgcbep
- 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
- 252.0.0.224.in-addr.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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
651844c402d2f4e85204adafec5dd40a71ae8a5e4147db0c5b46851c9fd49572 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\eca4be3ac5ac0f6b813938bdeeae5ad6.png -
59ae79d6e873ad888ae01b17f60df4766a382fb7a4d3de4fabffd79dbf7b1da4 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=challenging+irrational+thoughts+worksheet
- https://uploads.strikinglycdn.com/files/b3bf3a74-66b5-44cf-ab3e-d2a7129e9b69/lisubezakeja.pdf
- https://uploads.strikinglycdn.com/files/1de8459d-bd7f-413f-819d-6b7bd3f11221/ruked.pdf
- https://uploads.strikinglycdn.com/files/18dba23b-512a-4375-aeed-7b33e7cf6e2c/bidapovomizu.pdf
- https://uploads.strikinglycdn.com/files/fa3c9d6b-e7f7-4c35-a067-8bc14e8e87c5/tosubatidu.pdf
- https://cdn.shopify.com/s/files/1/0435/7790/1214/files/42867910765.pdf
- https://fagisidide.weebly.com/uploads/1/3/2/6/132682833/fipugerebenabuxan.pdf
- https://kinojapi.weebly.com/uploads/1/3/2/3/132302846/puxawiwef.pdf
- https://sesuwulot.weebly.com/uploads/1/3/1/4/131438847/kurufe_devomikata.pdf
- https://wekubuzebebam.weebly.com/uploads/1/3/0/7/130739705/5897150.pdf
- https://zoxetojasag.weebly.com/uploads/1/3/1/4/131437223/suvibigatixufejilojo.pdf
- https://jonukejunuxesa.weebly.com/uploads/1/3/1/4/131409236/6947890.pdf
- https://lodirunesu.weebly.com/uploads/1/3/0/8/130874391/foxisopekaxipomosu.pdf
- https://jezaxegare.weebly.com/uploads/1/3/1/3/131380636/xelabodiko.pdf
- https://cdn.shopify.com/s/files/1/0482/3023/6314/files/algebra_nation_section_3_topic_5_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0503/0435/2429/files/juegos_para_android_portalprogramas.pdf
- https://cdn.shopify.com/s/files/1/0504/2693/7494/files/hive_smart_thermostat_installation_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/3017/4113/files/tussy_deodorant_history.pdf
- https://cdn.shopify.com/s/files/1/0435/7105/2703/files/mobodixowiganora.pdf
- https://uploads.strikinglycdn.com/files/f1342caf-7582-4ae8-835f-88be050a2a58/28959901343.pdf
- https://uploads.strikinglycdn.com/files/88e15b87-9396-493e-8ce2-e907bae26b08/fobogexovafulabexosebul.pdf
- https://uploads.strikinglycdn.com/files/41121112-f02a-48b3-a137-2667e422e8e9/195935935.pdf
- https://uploads.strikinglycdn.com/files/fb21dcfe-5300-4df9-b3b5-9e97515c2cb0/79555981567.pdf
- https://uploads.strikinglycdn.com/files/4390de2c-675e-445b-9b54-2231787b62c7/liwesabujelavi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- fagisidide.weebly.com
- kinojapi.weebly.com
- sesuwulot.weebly.com
- wekubuzebebam.weebly.com
- zoxetojasag.weebly.com
- jonukejunuxesa.weebly.com
- lodirunesu.weebly.com
- jezaxegare.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.252.248
- 135.233.95.144
- 52.168.117.169
- 52.110.12.49
- 4.230.171.124
- 4.155.90.37
- 85.210.196.11
- 203.26.79.13
- 74.178.76.54
- 20.76.201.171
- 74.179.77.204
- 52.123.129.14
- 40.99.134.2
- 57.155.104.224
- 135.233.95.80
- 172.217.25.195
- 92.223.78.30
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report