MALICIOUS — 16dfd002bb3b4540e506222b692124c98daf1e328746a3235e366b185b4530af
MALICIOUS — 16dfd002bb3b4540e506222b692124c98daf1e328746a3235e366b185b4530af is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
16dfd002bb3b4540e506222b692124c98daf1e328746a3235e366b185b4530af - SHA-1:
8ac128f89b481b2e2983751f2f7787a2d8898a92 - MD5:
d289f5d98c06455766d24d3eed3e01ee - ssdeep:
768:u58Gb1+ysouwzqJnRQjHZkJNFXriovw+ofv3sUz:q8Gb8/tR3J3Oov7pUz - TLSH:
T111329EF7408BDD5C75879F839EB2206934C9D3C461369A9084C8BABD806C6BDAF15632 - Submitted as: 16dfd002bb3b4540e506222b692124c98daf1e328746a3235e366b185b4530af
- File type: pdf · Size: 46979 bytes
- Verdict: malicious (97/100)
Detections (5 of 54 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!D289F5D98C06
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 97/100 is the fusion of 10 weighted signals:
- Microsoft Defender flagged Trojan:PDF/Phish.CFN!MTB (rule
Trojan:PDF/Phish.CFN!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.2 (rule
PDF.Spam.Heur.2) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-TWM!D289F5D98C06 (rule
PDF/Phish-TWM!D289F5D98C06) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://netcdn.tw/app/431946152/roblox-assassin-knife-hack-spawner-game-hack, http://www.library.gkigadingserpong.org/repository/roblox-games-with-free-radio_GM431946152.pdf, http://www.library.gkigadingserpong.org/repository/how-to-hack-peoples-roblox-accounts-2021_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
- Contacted 9 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1117 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
- 23.11.37.157
- 20.190.142.166
- 52.123.252.203 AU · Sydney · AS8075 Microsoft Corporation
- 23.198.40.44
- 52.110.12.46 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.135
- 192.168.122.109
- 172.64.154.167 US · San Francisco · AS13335 Cloudflare, Inc.
- 23.33.238.104
- 74.179.77.164 US · Moses Lake · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://netcdn.tw/app/431946152/roblox-assassin-knife-hack-spawner-game-hack
- http://www.library.gkigadingserpong.org/repository/roblox-games-with-free-radio_GM431946152.pdf
- http://www.library.gkigadingserpong.org/repository/how-to-hack-peoples-roblox-accounts-2021_GM431946152.pdf
- http://library.gkigadingserpong.org/repository/coin-master-free-spins-link-blogspot-2021_GM406889139.pdf
- http://www.library.gkigadingserpong.org/repository/free-hats-on-roblox-2021_GM431946152.pdf
- http://library.gkigadingserpong.org/repository/free-robux-no-verification-no-survey_GM431946152.pdf
- http://library.gkigadingserpong.org/repository/free-robux-gen_GM431946152.pdf
- http://www.library.gkigadingserpong.org/repository/unlimited-coin-master-free-spins_GM406889139.pdf
- http://library.gkigadingserpong.org/repository/coin-master-free-spins-daily_GM406889139.pdf
- http://www.library.gkigadingserpong.org/repository/minecraft-ps4-code-free_GM479516143.pdf
- http://www.library.gkigadingserpong.org/repository/coin-master-free-stuff_GM406889139.pdf
- http://www.library.gkigadingserpong.org/repository/minecraft-windows-10-free-trial_GM479516143.pdf
- http://library.gkigadingserpong.org/repository/murder-mystery-free-online-games-roblox_GM431946152.pdf
- http://www.library.gkigadingserpong.org/repository/coin-master-free-coins-and-spins-app_GM406889139.pdf
- http://library.gkigadingserpong.org/repository/haktuts-coin-master-hack_GM406889139.pdf
- http://www.library.gkigadingserpong.org/repository/free-coin-master-spins-2021_GM406889139.pdf
- http://library.gkigadingserpong.org/repository/free-spin-link-for-coin-master-game_GM406889139.pdf
- http://www.library.gkigadingserpong.org/repository/spin-link_GM406889139.pdf
- http://library.gkigadingserpong.org/repository/play-minecraft-for-free-on-pc_GM479516143.pdf
- http://www.library.gkigadingserpong.org/repository/robloxbux-us-generator_GM431946152.pdf
- http://library.gkigadingserpong.org/repository/how-to-get-free-skins-on-coin-master_GM406889139.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- netcdn.tw
- www.library.gkigadingserpong.org
- library.gkigadingserpong.org
Embedded IP addresses
- 52.123.252.203
- 52.110.12.46
- 4.230.171.124
- 172.64.154.167
- 74.179.77.164
- 20.42.65.94
- 52.253.84.76
- 74.178.240.61
- 72.145.35.106
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report