General
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Target
Document.zip
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Size
102KB
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Sample
240426-hn8c8sbc28
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MD5
b93f78a3953216d9d7b2641052ee2fbd
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SHA1
d1669609fb605781218a19dd76630cd8eb3ee3f1
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SHA256
0c52f70b4c340274208310ef1c9c09eee3124fb58063aee0c010a9645e417650
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SHA512
c8327a691e6dd32fc7c508e2f417fb5247bb556cd9132b5fd97da2335a8021b2077b8a24a74d618b308c9f141e6970faf968b9d320b38e7477621661b7abc5b8
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SSDEEP
3072:Oe2faB+tjQs7HwYeFsbsTlwaZqid911YO4ESlbK:Oe2fgcwsGlh4inrYO4K
Behavioral task
behavioral1
Sample
Document.doc.scr
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
Document.doc.scr
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
Document.doc.scr
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Size
194KB
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MD5
50e5dec57451005668704281688ca55d
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SHA1
67dd4ac7eb8c193b39149b34d3a0d5bc21c3f200
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SHA256
062683257386c9e41a1cd1493f029d817445c37f7c65386d54122fa466419ce1
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SHA512
29ca4a44795c71d3e2b4e3417355ebb93765157d464d6d5a3fe6774056d934d57081c72001fb29e47982da11e5a5ccfdbcc958d05a11fb49bd8bf84e6d0c61ad
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SSDEEP
3072:66glyuxE4GsUPnliByocWepRGbVZqid91h2ys+tU:66gDBGpvEByocWeubV4inP9B
Score9/10-
Renames multiple (318) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Drops desktop.ini file(s)
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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