SUSPICIOUS — caa5bb3e256e63c657d346320d361c8c039b89a51b0b4c71e42cff194392eb76
SUSPICIOUS — caa5bb3e256e63c657d346320d361c8c039b89a51b0b4c71e42cff194392eb76 is a office-ooxml sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (57/100). 2 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
caa5bb3e256e63c657d346320d361c8c039b89a51b0b4c71e42cff194392eb76 - SHA-1:
f09231f1266c3c5a8e8d0a73f7738ea7e62246bc - MD5:
c98ce930706dbe0920b2d13821385bad - ssdeep:
384:97lhlnx8679CSzq4emkUExvOhIST2PnCB/1FYiDgEik:Hfni63emkbVOyF/2FtQk - TLSH:
T1642BAFD9C2BD4815E6C4EA12E4763DCD9CC804758F36CBD1A67B80C2AD95207BA3806F - Submitted as: caa5bb3e256e63c657d346320d361c8c039b89a51b0b4c71e42cff194392eb76
- File type: office-ooxml · Size: 23062 bytes
- Verdict: suspicious (57/100)
Detections (2 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Kaspersky (KVRT): HEUR:Trojan.MSOffice.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 57/100 is the fusion of 3 weighted signals:
- Contacted 13 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Document contains macros/active content: xlm-macro - static signal, weight 0.35, confidence 0.75
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
Dynamic analysis (windows)
1277 behavior events · 0 ATT&CK techniques · 21 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - root_.cache_mesa_shader_cache_index -
6d0552c4e71fe85e6cdc7e7745882ea91b382fbc56448f2e9e1c2d77dcf67d81 - root_.config_libreoffice_4_.lock -
2abf41e2b6f33a4c4d18a958d3faf01380cad3c92515942771bdb4e09fb5ffb2 - root_.config_libreoffice_4_user_GraphicsRenderTests.log -
ca66014b962c5f87639d09e17a2dc07c7d1657c2f71a392b1d9bb67cd3a511d9 - root_.config_libreoffice_4_user_autotext_mytexts.bau -
951c8adf2ef8d3edeadb03b0c4374a2d75cf5fed945eeff259d33aa2e77acf7f - root_.config_libreoffice_4_user_basic_Standard_Module1.xba -
b434faf21386064e2e81af758f307ae8bea72c0cb6c8510d55b1bc1bb38f8612 - root_.config_libreoffice_4_user_basic_Standard_dialog.xlb -
85c83411f1285a0d0d9b511a7ea7dd06d5ac9b97f90d286adaca084212e3fe80 - root_.config_libreoffice_4_user_basic_Standard_script.xlb -
80cb10b100053f6e0b26bb009a2b8ccbdedb761901680500a4736f7afbf1f959 - root_.config_libreoffice_4_user_basic_dialog.xlc -
5b72c4cc5130eccab44cbfb91270befaeaf8ee7ab97cf205ee2abb582fa4a9e5 - root_.config_libreoffice_4_user_config_autotbl.fmt -
713229151490c66f043cb4865147c97458b4f33e4eb5f2bb4133c58cbe77041e - root_.config_libreoffice_4_user_database_biblio.odb -
c3dd4e9008be33cdede3abf822e9b748a201704adf95aad92ab894dd98b3fe85 - root_.config_libreoffice_4_user_database_biblio_biblio.dbf -
aefc2bb614c2e307870405e0fd72f4a22cf794c396a73ce0551f18a478e80ed2 - root_.config_libreoffice_4_user_database_biblio_biblio.dbt -
3ab142231d8075fdd02c95a691ddce590e0f81450744cb87ca610fd06d75cac1 - root_.config_libreoffice_4_user_extensions_buildid -
4e80829cd1c13534fecb420763830c6a6fe6d9a8a463cefc817071e313bdc7bc - root_.config_libreoffice_4_user_extensions_bundled_lastsynchronized -
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Embedded URLs
- 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=1787758359&P2=404&P3=2&P4=lxfQLyaqN6%2fe%2fGE8aEj4qsowbpoVRXcmi3ZzXJ7JpxwtfnD%2fJK9gTLX204kLhF9EOBGH27PZ%2bJSQUKlp%2f4BtHw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 52.123.252.216
- 4.155.93.171
- 52.110.12.33
- 4.230.171.124
- 52.168.117.169
- 20.236.44.162
- 74.178.240.61
- 52.123.129.14
- 40.99.133.242
- 172.178.240.162
- 203.26.79.13
- 135.233.45.222
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report