MALICIOUS — 557d2b30839505456e29a93415153fae6fcaa2c05393e891d92072ad77adabcc
MALICIOUS — 557d2b30839505456e29a93415153fae6fcaa2c05393e891d92072ad77adabcc is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100). 3 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
557d2b30839505456e29a93415153fae6fcaa2c05393e891d92072ad77adabcc - SHA-1:
55e97d02abfd6dfcb3dbbb5fbc75d4254e2fd58f - MD5:
7c28d9679be8d360b784294c15a0f81b - ssdeep:
1536:r1mj/TpTpnuWzLzsiaN7zKvRibX0sp47UWxApOGzW7yX5JS:E9nSiaNvKvkbX0sp03Gd/S - TLSH:
T1FE35BFF520A7ED0CB65BDF437ABB225C84CAE7890197D6A0018C475AA0FDA7F2F14901 - Submitted as: 557d2b30839505456e29a93415153fae6fcaa2c05393e891d92072ad77adabcc
- File type: pdf · Size: 60958 bytes
- Verdict: malicious (97/100)
Detections (3 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 97/100 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 - 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://medvor.ru/uplcv?utm_term=field+mowing+cost+per+acre, https://esz.jp/img/editor/files/nigujizuwugopiju.pdf, https://makiriaszto.hu/ckfinder/userfiles/files/85289967463.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 8 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)
1008 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- desktop-hsgcbep(4)._dosvc._tcp.local
- _dosvc._tcp.local
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 40.126.14.162
- 4.144.132.223 SG · Singapore · AS8075 Microsoft Corporation
- 52.123.252.215 AU · Sydney · AS8075 Microsoft Corporation
- 23.33.238.135
- 23.198.40.44
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.104
- 52.168.112.67 US · Chantilly · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://medvor.ru/uplcv?utm_term=field+mowing+cost+per+acre
- https://esz.jp/img/editor/files/nigujizuwugopiju.pdf
- https://makiriaszto.hu/ckfinder/userfiles/files/85289967463.pdf
- http://tnslib.net/userfiles/files/vobexuxabufizolave.pdf
- http://tygodnikzuzlowy.pl/ckfinder/userfiles/files/96938173054.pdf
- https://www.glasswindowequipment.com/wp-content/plugins/super-forms/uploads/php/files/fa339b06a1ecba7b388c9efb8e6a0ebc/dodofejixoteje.pdf
- http://studiozammuner.eu/userfiles/files/62449674963.pdf
- http://goref.ru/files/file/9482670083.pdf
- https://nordavril.com/userfiles/file/gefavepadosigab.pdf
- http://vibrobeton.by/pics/files/62969189573.pdf
- http://leasingtowers.com/ckfinder/userfiles/files/39781613116.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/e1d68d5253d8dcadac11e270dfaef347/soxevem.pdf
- http://rockefellersgold.hu/editor_up/rakonuradatidunezejo.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/66e16852b4b9d3af07426f31903e60dc/bitiwo.pdf
- http://3dtechgroup.com/uploads/image/files/23496142868.pdf
- http://arqing.es/ckfinder/userfiles/files/97374123841.pdf
- http://eros-arena.com/eros/userfiles/file/lozas.pdf
- http://simonkuehner.de/gfx/userfiles/files/64558803303.pdf
- http://www.wm-meyer.de/meyer/admin/editor/ckfinder/userfiles/files/62542635674.pdf
- http://nomorecpapmachine.com/userfiles/files/kipetabudemelitofavalin.pdf
- https://www.aukuras.org/ckfinder/userfiles/files/tefasuwakupivurosesidujap.pdf
- http://farmaciacogliate.it/userfiles/files/13493520388.pdf
- http://yaqeen-eg.com/userfiles/file/kitawewikagakigafaduduzaf.pdf
- http://dd-eng.com/files/files/tapitovukibewajob.pdf
- http://jd6618.com/jd6618/file/2021-10/file/LwpCms2021_10_06_00_55_03_9171.pdf
Embedded domains
- medvor.ru
- esz.jp
- tnslib.net
- tygodnikzuzlowy.pl
- www.glasswindowequipment.com
- studiozammuner.eu
- goref.ru
- nordavril.com
- leasingtowers.com
- celovechurch.org
- 3dtechgroup.com
- arqing.es
- eros-arena.com
- simonkuehner.de
- www.wm-meyer.de
- nomorecpapmachine.com
- www.aukuras.org
- farmaciacogliate.it
- yaqeen-eg.com
- dd-eng.com
- jd6618.com
- stpetejazz.com
- eksiliotomotiv.com
- makiriaszto.hu
- vibrobeton.by
Embedded IP addresses
- 203.26.79.13
- 51.104.15.252
- 57.155.104.224
- 4.144.132.223
- 52.123.252.215
- 4.230.171.124
- 52.168.112.67
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report