MALICIOUS — 979df2f0306e868b0625cab3f971ca545515da6a9f68fca0b6f34dfd3c26edfc
MALICIOUS — 979df2f0306e868b0625cab3f971ca545515da6a9f68fca0b6f34dfd3c26edfc is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
979df2f0306e868b0625cab3f971ca545515da6a9f68fca0b6f34dfd3c26edfc - SHA-1:
5346fc06a2b59b878a8ff6e993f0b1e8032c7a80 - MD5:
15adef8280df10c5a13f49f856650ed6 - ssdeep:
1536:59raTgtcbH9ixNTgn0sqHAl9i7TVSacAsugnjr4Ne/tUk6Zm8L6R+:LeUtcL9i3Y8VSacDnINeVaZm8Z - TLSH:
T17337C0F750E7EE9CBA8B9747ADA71464A089D2897232D7010088BB7CD47C6ED3E50990 - Submitted as: 979df2f0306e868b0625cab3f971ca545515da6a9f68fca0b6f34dfd3c26edfc
- File type: pdf · Size: 75600 bytes
- Verdict: malicious (100/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!15ADEF8280DF
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 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://static.s123-cdn-static.com/uploads/4427300/normal_5fcfa55d2ce4e.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!15ADEF8280DF (rule
PDF/Phish-FAB!15ADEF8280DF) - 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 8 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: https://crysiq.ru/pbw?utm_term=reading+comprehension+passages+for+8th+grade, https://xorusisu.weebly.com/uploads/1/3/4/3/134314808/961ad20d.pdf, https://fegedagupadid.weebly.com/uploads/1/3/1/8/131856554/kuxoralebepotofuton.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: additional-actions, 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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1023 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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- desktop-hsgcbep(3)._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
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://crysiq.ru/pbw?utm_term=reading+comprehension+passages+for+8th+grade
- https://xorusisu.weebly.com/uploads/1/3/4/3/134314808/961ad20d.pdf
- https://fegedagupadid.weebly.com/uploads/1/3/1/8/131856554/kuxoralebepotofuton.pdf
- http://supijexed.pbworks.com/w/file/fetch/144586806/38854561342.pdf
- https://panulozeti.weebly.com/uploads/1/3/5/3/135351273/44b24865c3edde.pdf
- https://static.s123-cdn-static.com/uploads/4427300/normal_5fcfa55d2ce4e.pdf
- https://webebusili.weebly.com/uploads/1/3/0/9/130969565/wedulina-vexul-pirisaje.pdf
- http://vugufosenene.pbworks.com/w/file/fetch/144618510/zimugumatagevonikev.pdf
- https://cdn-cms.f-static.net/uploads/4465018/normal_602e7fe60d445.pdf
- https://cdn-cms.f-static.net/uploads/4454809/normal_604f7326708a8.pdf
- http://savavaze.pbworks.com/w/file/fetch/144475845/vazunovufomijazijisodo.pdf
- http://vananizi.pbworks.com/w/file/fetch/144525456/23094611928.pdf
- https://cdn-cms.f-static.net/uploads/4463830/normal_5fe7d503b840e.pdf
- https://cdn-cms.f-static.net/uploads/4426547/normal_601d76525442b.pdf
- https://static.s123-cdn-static.com/uploads/4502248/normal_5ff4802bb34e0.pdf
- https://xedowekogo.weebly.com/uploads/1/3/4/6/134609622/batibogez.pdf
- https://cdn-cms.f-static.net/uploads/4413977/normal_603d9df2c0390.pdf
- https://mixojokujize.weebly.com/uploads/1/3/4/3/134387696/zonawusidomi.pdf
- https://cdn-cms.f-static.net/uploads/4370072/normal_605b8c4f415a3.pdf
- https://cdn-cms.f-static.net/uploads/4454432/normal_6013ebdd7f846.pdf
- https://latijivetazemor.weebly.com/uploads/1/3/0/7/130775002/5104336.pdf
- https://vafoxerosasajox.weebly.com/uploads/1/3/5/3/135398531/befikakunix_ribus_kaxujiwupa.pdf
- https://bazajiwudimikot.weebly.com/uploads/1/3/4/3/134344454/7b25f17e6f630.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- crysiq.ru
- xorusisu.weebly.com
- fegedagupadid.weebly.com
- supijexed.pbworks.com
- panulozeti.weebly.com
- static.s123-cdn-static.com
- webebusili.weebly.com
- vugufosenene.pbworks.com
- cdn-cms.f-static.net
- savavaze.pbworks.com
- vananizi.pbworks.com
- xedowekogo.weebly.com
- mixojokujize.weebly.com
- latijivetazemor.weebly.com
- vafoxerosasajox.weebly.com
- bazajiwudimikot.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 52.123.252.229
- 52.110.12.49
- 4.230.171.124
- 52.230.60.54
- 74.178.76.54
- 74.179.77.204
- 20.184.175.8
- 72.145.35.109
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report