General
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Target
Rook_f87be226e26e873275bde549539f70210ffe5e3a129448ae807a319cbdcf7789
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Size
170KB
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Sample
220318-zespvsefa5
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MD5
bec9b3480934ce3d30c25e1272f60d02
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SHA1
104d9e31e34ba8517f701552594f1fc167550964
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SHA256
f87be226e26e873275bde549539f70210ffe5e3a129448ae807a319cbdcf7789
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SHA512
99ebdaf100af272678b92cdb0743cdb6a1b4a8ecc83a1fb3127dfc53bf609a655715bf9ee3a4a7dbee7ae21cb5ff98283772d9bf5641e394b7e3c21a1010cdbc
Static task
static1
Behavioral task
behavioral1
Sample
Rook_f87be226e26e873275bde549539f70210ffe5e3a129448ae807a319cbdcf7789.exe
Resource
win10v2004-en-20220113
Malware Config
Extracted
C:\HowToRestoreYourFiles.txt
rook
Targets
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Target
Rook_f87be226e26e873275bde549539f70210ffe5e3a129448ae807a319cbdcf7789
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Size
170KB
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MD5
bec9b3480934ce3d30c25e1272f60d02
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SHA1
104d9e31e34ba8517f701552594f1fc167550964
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SHA256
f87be226e26e873275bde549539f70210ffe5e3a129448ae807a319cbdcf7789
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SHA512
99ebdaf100af272678b92cdb0743cdb6a1b4a8ecc83a1fb3127dfc53bf609a655715bf9ee3a4a7dbee7ae21cb5ff98283772d9bf5641e394b7e3c21a1010cdbc
Score10/10-
Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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