MALICIOUS — a71f8073706310f450a15f93c3e74fa0a21e5eb4bdc67b6ca62c83d37bb48bb2
MALICIOUS — a71f8073706310f450a15f93c3e74fa0a21e5eb4bdc67b6ca62c83d37bb48bb2 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a71f8073706310f450a15f93c3e74fa0a21e5eb4bdc67b6ca62c83d37bb48bb2 - SHA-1:
487f6bdad7595c16d586c6872d19071298c36324 - MD5:
3d97a799a4e078c3b27e5fd2be865f28 - ssdeep:
768:aESnsvnSU0ss/pvuYbVW09wLRCxCscPqzT9gfP:WnQn1IpmSj94RCUAn9gfP - TLSH:
T1A32F7DF300ABDD5C7A8E4B53A9F755ADB48993CC21238A01C5D8727C807D6EEAB10971 - Submitted as: a71f8073706310f450a15f93c3e74fa0a21e5eb4bdc67b6ca62c83d37bb48bb2
- File type: pdf · Size: 34557 bytes
- Verdict: malicious (98/100)
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!3D97A799A4E0
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 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!3D97A799A4E0 (rule
PDF/Phish-TWM!3D97A799A4E0) - 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 - Contacted 10 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://netcdn.tw/app/431946152/get-me-robux-game-hack, http://pustaka.smpmuh2yk.sch.id//repository/coin-master-daily-free-spins-haktuts_GM406889139.pdf, http://pustaka.smpmuh2yk.sch.id//repository/free-spins-on-coin-master-cheat_GM406889139.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)
1009 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.85
- 172.66.2.5 US · San Francisco · AS13335 Cloudflare, Inc.
- 23.11.37.157
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://netcdn.tw/app/431946152/get-me-robux-game-hack
- http://pustaka.smpmuh2yk.sch.id//repository/coin-master-daily-free-spins-haktuts_GM406889139.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/free-spins-on-coin-master-cheat_GM406889139.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/how-to-hack-roblox-2021-june_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/how-can-you-get-robux_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/free-limiteds-roblox_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/how-to-get-free-robux-without-doing-anything-2021_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/woman-roblox_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/tiktok-for-free-textbooks_GM835599320.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/minecraft-reach-hack_GM479516143.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/roblox-free-items-2021_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/simplysarc_GM479516143.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/300-free-spins-coin-master_GM406889139.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/coin-master-free-spins-no-generator_GM406889139.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/100-free-tiktok-likes_GM835599320.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/microsoft-roblox-rewards_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/free-things-on-roblox_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/daily-coin-master-free_GM406889139.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/free-robux-with-no-survey_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id/repository/roblox-clover-online-hack_GM431946152.pdf
- http://pustaka.smpmuh2yk.sch.id//repository/coin-master-hack-no-verification-ios_GM406889139.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
Embedded domains
- netcdn.tw
- pustaka.smpmuh2yk.sch.id
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 172.172.255.218
- 172.66.2.5
- 52.123.252.232
- 52.110.12.30
- 85.210.196.11
- 4.230.171.124
- 40.84.97.4
- 4.150.223.112
- 74.179.77.204
- 20.42.65.88
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report