Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-12-2021 17:51
Static task
static1
Behavioral task
behavioral1
Sample
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe
Resource
win10-en-20211208
General
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Target
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe
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Size
919KB
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MD5
40f2238875fcbd2a92cfefc4846a15a8
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SHA1
06dce6a5df6ee0099602863a47e2cdeea4e34764
-
SHA256
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2
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SHA512
8ab1a2124a67e91a4e1842b5f600f977d3d72d398b64ee690c297a04b733e60e01fe4383a1fdf25bb412bc1294d69c5402bd60159c3125bdfb709d024c8e04b8
Malware Config
Extracted
C:\GET_YOUR_FILES_BACK.txt
avoslocker
http://avosjon4pfh3y7ew3jdwz6ofw7lljcxlbk7hcxxmnxlh5kvf2akcqjad.onion
http://avosqxh72b5ia23dl5fgwcpndkctuzqvh2iefk5imp3pi5gfhel5klad.onion
Signatures
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Avoslocker Ransomware
Avoslocker is a relatively new ransomware, that was observed in late June and early July, 2021.
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Modifies extensions of user files 10 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\ExpandGet.png => C:\Users\Admin\Pictures\ExpandGet.png.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File opened for modification C:\Users\Admin\Pictures\ShowGrant.tiff 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File opened for modification C:\Users\Admin\Pictures\UpdateGet.tiff 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\UnblockExit.tif => C:\Users\Admin\Pictures\UnblockExit.tif.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\UpdateGet.tiff => C:\Users\Admin\Pictures\UpdateGet.tiff.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File opened for modification C:\Users\Admin\Pictures\StopSet.tiff 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\ShowGrant.tiff => C:\Users\Admin\Pictures\ShowGrant.tiff.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\MountGrant.raw => C:\Users\Admin\Pictures\MountGrant.raw.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\PushUnregister.raw => C:\Users\Admin\Pictures\PushUnregister.raw.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe File renamed C:\Users\Admin\Pictures\StopSet.tiff => C:\Users\Admin\Pictures\StopSet.tiff.avos2 6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.bin.exe