MALICIOUS — adobe_articulate_storyline.pdf
MALICIOUS — adobe_articulate_storyline.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
aaeb26bf3130a60fff4995e83f6c5926527e6a413a800a33fb579bff553b4ffb - SHA-1:
905ca4220ba00f5c903c67fb8c29ca6efea3e366 - MD5:
ff75c3b22ed5d73abb48752e7c0c39d9 - ssdeep:
1536:sBnjS9dbXMebcZHOxqD8oEqisBNb9mz+b8mHj6q:En4MDUG8H5c/ - TLSH:
T1DC36E0F371DBCD9CA945BB5779F20999304FC28CB87195A00889B62CC56897E3E10E52 - Submitted as: adobe_articulate_storyline.pdf
- File type: pdf · Size: 66736 bytes
- Verdict: malicious (99/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/ae275fec-545d-49e3-a2c6-4df41be10d4b/72906023001.pdf - network signal, weight 0.70, confidence 0.80
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 1668) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 26 external host(s) at runtime (30 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://trafficel.ru/strik?utm_term=adobe+articulate+storyline, https://cdn-cms.f-static.net/uploads/4463808/normal_5fad471782935.pdf, https://uploads.strikinglycdn.com/files/ae275fec-545d-49e3-a2c6-4df41be10d4b/72906023001.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
8701 behavior events · 0 ATT&CK techniques · 2 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- config.edge.skype.com
- v20.events.data.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7ccb0279a62f6d2008af10dfc1cbece763f523afbff12fd9003f9932ac457dfa - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ab545c53c5029930b15d53ba892ff123.png -
f5b52b91b96af05245bfc1cb65cd782f7ac56890282b4ae108e1e363a5f96151
Embedded URLs
- https://trafficel.ru/strik?utm_term=adobe+articulate+storyline
- https://s3.amazonaws.com/memul/meladizibipikabatimu.pdf
- https://s3.amazonaws.com/zonivezada/sadupi.pdf
- https://s3.amazonaws.com/pokixovuxik/battle_realms_full_version_pc_free.pdf
- https://cdn-cms.f-static.net/uploads/4463808/normal_5fad471782935.pdf
- https://uploads.strikinglycdn.com/files/ae275fec-545d-49e3-a2c6-4df41be10d4b/72906023001.pdf
- https://cdn-cms.f-static.net/uploads/4403684/normal_5f97846a43c4d.pdf
- https://cdn-cms.f-static.net/uploads/4449392/normal_5fae3ac73469d.pdf
- https://cdn-cms.f-static.net/uploads/4371543/normal_5fa6f06885465.pdf
- https://cdn-cms.f-static.net/uploads/4381108/normal_5f8e68da33f47.pdf
- https://uploads.strikinglycdn.com/files/a029a3b8-a4cc-43ff-8857-7d013ef3f0f7/82795998663.pdf
- https://cdn-cms.f-static.net/uploads/4381344/normal_5f8e368e5cd0f.pdf
- https://uploads.strikinglycdn.com/files/e28ae8ba-811d-4fcc-8659-02d94c426cc0/55210719618.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787745116&P2=404&P3=2&P4=G87fL25H6u04gWMoPCCZhfuHYlJ7YFJcpIWqYwXzYb2NVTSadxPCm8J%2fqS8lhCgBRpD%2b5HVv9QfOoYjK%2fNOiAQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- trafficel.ru
- s3.amazonaws.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 4.150.223.108
- 57.155.101.212
- 4.230.171.124
- 4.144.132.114
- 135.232.92.137
- 135.233.95.135
- 4.207.44.68
- 52.123.129.14
- 20.112.250.133
- 40.99.133.226
- 52.123.128.14
- 135.233.45.223
- 74.178.76.128
- 92.223.78.30
- 20.165.94.46
- 52.148.114.188
- 85.210.196.11
- 142.250.195.163
- 172.178.240.163
- 72.145.35.101
- 52.168.117.169
- 172.175.111.170
- 142.251.222.3
- 52.110.12.10
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report