SUSPICIOUS — ef0d77d11fd3b1e90784c8d13f2bd120ea60b94ebff1ac55f26547399f5208dd
SUSPICIOUS — ef0d77d11fd3b1e90784c8d13f2bd120ea60b94ebff1ac55f26547399f5208dd is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
ef0d77d11fd3b1e90784c8d13f2bd120ea60b94ebff1ac55f26547399f5208dd - SHA-1:
0b975d7a09fd34b6c7b07c470c78fd42f9d2b027 - MD5:
92675a9e89898e4d86285d34d538a0e7 - ssdeep:
768:Uv7lDvWKWUYvgGoTgcB4Xp0Lk/OFGlYWWBM49sjh/sThR:UDlYEGoTg9Xpd/OMlYWWBL9msThR - TLSH:
T1FB2F7DF31193CC4C7A1AAF4358BA216D30CAD3846172AA10D5E8777C84BCEBD6B106B5 - Submitted as: ef0d77d11fd3b1e90784c8d13f2bd120ea60b94ebff1ac55f26547399f5208dd
- File type: pdf · Size: 35673 bytes
- Verdict: suspicious (64/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Microsoft Defender: Trojan:PDF/Phish.CFN!MTB
- Emsisoft (Emergency Kit): PDF.Spam.Heur.2
- Trellix Stinger (McAfee): PDF/Phish-TWM!92675A9E8989
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 22 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://netcdn.tw/app/406889139/blogspot-free-spins-coin-master-game-hack, http://pustakafpsi.uin-suska.ac.id/repository/generator-get-robux-free_GM431946152.pdf, http://pustakafpsi.uin-suska.ac.id/repository/how-to-change-your-username-in-roblox-for-free_GM431946152.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9668 behavior events · 0 ATT&CK techniques · 6 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- motd.ubuntu.com
- 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=1787859360&P2=404&P3=2&P4=bwan3m7%2bV95%2bVG05HPHyncKZ0yTaIu5Ny6kzgi21vIDTQLgMNMp6yFfUXI5rPSPpjlwxuJBuZBVPlNPJRCp9cg%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0be28e3990a2341fef681889291ce13a.png -
658c9650b836512eda0a9c5ac975c07693911600d7b59030a3bbbbd1275efaca - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
427c3132200e08cc53fe8a5ec0ba512cd635f84bbf7c3d0e8636acf6a43dedac - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - tmp_tmp.3zCz8ysGfY -
b5ea375becd3088862c16fc97fe379532c583079829fcf1fdcb549e6808262fb - tmp_tmp.SbZ0porwlr -
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 - tmp_tmp.tW7bqvsE8x -
852194aa896784b437e68400b7b3a89b2664d01376cf1550ced148479eb56569
Embedded URLs
- http://netcdn.tw/app/406889139/blogspot-free-spins-coin-master-game-hack
- http://pustakafpsi.uin-suska.ac.id/repository/generator-get-robux-free_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/how-to-change-your-username-in-roblox-for-free_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id//repository/can-you-evolve-trade-pokemon-without-trading_GM1094591345.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/how-to-hack-items-in-roblox_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/how-to-sue-roblox_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/roblox-4ll-cool-hack_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/coin-master-hack-version-ios_GM406889139.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/free-apk-mod-coin-master_GM406889139.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/download-roblox-pc-windows-10-free_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/rbxoffer-com-free-robux_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/coin-master-free-spin-link-daily_GM406889139.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/free-spins-coin-master-2021-app_GM406889139.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/how-o-get-free-robux-2021_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/flames-free-robux_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/free-robux-no-email_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/oprewards-free-robux_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/how-to-get-any-game-pass-for-free-roblox_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/robux-gives-hack_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id/repository/roblox-arcane-adventures-cheats_GM431946152.pdf
- http://pustakafpsi.uin-suska.ac.id//repository/free-shirt-roblox_GM431946152.pdf
- 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
Embedded domains
- netcdn.tw
- pustakafpsi.uin-suska.ac.id
Embedded IP addresses
- 135.232.92.137
- 34.253.181.30
- 20.184.175.4
- 20.165.94.63
- 162.159.142.9
- 52.110.12.26
- 52.110.12.16
- 4.230.171.124
- 20.247.185.124
- 135.232.92.34
- 72.153.5.138
- 74.179.77.164
- 203.26.79.13
- 20.76.201.171
- 74.178.240.61
- 40.99.133.210
- 52.123.128.14
- 40.99.134.2
- 40.99.133.226
- 4.150.223.98
- 48.200.63.27
- 4.150.223.102
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report