MALICIOUS — 7df9619f4ebfbfae75755efb99f044815ecfb17a8077fe90b300da86fc9e49e7.xlsx
MALICIOUS — 7df9619f4ebfbfae75755efb99f044815ecfb17a8077fe90b300da86fc9e49e7.xlsx is a office-ole sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Ravartar family. 5 of 24 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
7df9619f4ebfbfae75755efb99f044815ecfb17a8077fe90b300da86fc9e49e7 - SHA-1:
b0164153e0d3c576c7944794705a0f82f70b695b - MD5:
6497fadf53f16529a9833256bfef4e5a - ssdeep:
12288:TAPXRC5Ih55TEYnU+qQjScrYA53J3U7HaPYq0VpAL0t03OPT+WX4RZL:TA/EyHSccAlJ+HaSVO0yXWX4 - TLSH:
T15850238A495C390AEFB190381D40E15E4848A8F615BC0BA6977342B5F2FF6DB763710B - Submitted as: 7df9619f4ebfbfae75755efb99f044815ecfb17a8077fe90b300da86fc9e49e7.xlsx
- File type: office-ole · Size: 813568 bytes
- Verdict: malicious (99/100) · Family: Ravartar
Detections (5 of 24 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- oletools (Office/OLE maldoc): oletools:suspicious-macro
- Microsoft Defender: Trojan:Win32/Ravartar!rfn
- Emsisoft (Emergency Kit): Trojan.Generic.40300884
- Kaspersky (KVRT): HEUR:Trojan.OLE2.UrcBadur.genw
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- Dropped a malicious payload (Lazarus): root_.cache_dconf_user - dynamic signal, weight 0.80, confidence 0.90
- Microsoft Defender flagged Trojan:Win32/Ravartar!rfn (rule
Trojan:Win32/Ravartar!rfn) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Trojan.Generic.40300884 (rule
Trojan.Generic.40300884) - engine signal, weight 0.55, confidence 0.85 - Obfuscated javascript script: dynamic-exec (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Contacted 23 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Document contains macros/active content: vba - static signal, weight 0.35, confidence 0.75
- oletools (Office/OLE maldoc) flagged oletools:suspicious-macro (rule
oletools:suspicious-macro) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: hTtp://0000023577557615/httpswasabi.comcompanynewsroompress-releaseswasabi-technologies-closes-250m-credit-facility-to-expand-cloud-storage-innovation000904905120.php, 157.254.223.141 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
1114 behavior events · 1 ATT&CK techniques · 27 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786365209&P2=404&P3=2&P4=dcZ%2bj0wbnj6xsF5ovZZlfvFlpqR7Sb%2b63ek0axnjDIO0tTynjHabIHHF59s8rLX1p2Igye5yzKVoKBpan9IR2w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
- 40.126.14.164
- 23.33.238.178
- 4.247.188.224 IN · Pune · AS8075 Microsoft Corporation
- 52.110.12.44 AU · Sydney · AS8075 Microsoft Corporation
- 20.247.185.124 SG · Singapore · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.171
- 74.178.76.54 IE · Dublin · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - root_.cache_mesa_shader_cache_index -
6d0552c4e71fe85e6cdc7e7745882ea91b382fbc56448f2e9e1c2d77dcf67d81 - root_.config_libreoffice_4_.lock -
e21c3765cb6baa8887e5d63d15c97cc519461bf3684888671c4666651c815276 - 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://0000023577557615/httpswasabi.comcompanynewsroompress-releaseswasabi-technologies-closes-250m-credit-facility-to-expand-cloud-storage-innovation000904905120.php
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786365209&P2=404&P3=2&P4=dcZ%2bj0wbnj6xsF5ovZZlfvFlpqR7Sb%2b63ek0axnjDIO0tTynjHabIHHF59s8rLX1p2Igye5yzKVoKBpan9IR2w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- m7.to
Embedded IP addresses
- 157.254.223.141
- 142.250.195.238
- 20.42.179.204
- 149.154.167.99
- 135.234.160.246
- 4.247.188.224
- 52.110.12.44
- 20.247.185.124
- 4.230.171.124
- 74.178.76.54
- 74.178.76.128
- 20.184.175.23
- 72.154.7.98
- 203.26.79.13
- 52.123.252.192
File paths
- T:\6;
- C:\Wind
- C:\PROGRA~2\COMMON~1\MICROS~1\VBA\VBA6\VBE6.DLL#Visual
- C:\Program
- C:\Windows\SysWOW64\stdole2.tlb#OLE
More Ravartar samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report