General
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Target
2. CCleaner.Professional.6.06.10144.exe
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Size
49.6MB
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Sample
230329-c57kdaee22
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MD5
c80f2122f4755d8035d54e853d0d4ca2
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SHA1
ba1c08614d713545be84e1229df09eb6275f0223
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SHA256
2d071818c4530a76a0cf946fa7dc00a1d2bba95a741962802c4b8b23d54a319c
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SHA512
f4285e0530a5cec0f2e294ea0b47a45cce9919782c37efca30567092bdd024f3a26b973aa340101ad3d935076af5458b72c2306d684e2a6199fbbda77cd41358
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SSDEEP
1572864:kY3EH/GNT2kFLiWijs9jI3tF8+vMZEU0CYJYtK:kYUfgCGi5jsk8QyYJYtK
Static task
static1
Behavioral task
behavioral1
Sample
2. CCleaner.Professional.6.06.10144.exe
Resource
win7-20230220-en
Malware Config
Targets
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Target
2. CCleaner.Professional.6.06.10144.exe
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Size
49.6MB
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MD5
c80f2122f4755d8035d54e853d0d4ca2
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SHA1
ba1c08614d713545be84e1229df09eb6275f0223
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SHA256
2d071818c4530a76a0cf946fa7dc00a1d2bba95a741962802c4b8b23d54a319c
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SHA512
f4285e0530a5cec0f2e294ea0b47a45cce9919782c37efca30567092bdd024f3a26b973aa340101ad3d935076af5458b72c2306d684e2a6199fbbda77cd41358
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SSDEEP
1572864:kY3EH/GNT2kFLiWijs9jI3tF8+vMZEU0CYJYtK:kYUfgCGi5jsk8QyYJYtK
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Checks for any installed AV software in registry
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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