General
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Target
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f
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Size
78KB
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Sample
210823-2zpa73sjs2
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MD5
feed59d9048fdc17962b71f7550388dd
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SHA1
b24887db18de6b017687c2aca95cf1ccfa0d8ea3
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SHA256
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f
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SHA512
4fcd03ec2e73e0ce75774c21db66184bc3eab9128cac1cae9d1487a6bb8461a5641a7c3be590291f561833c22377e2f74c09084b37fda1f4d524b2607b252284
Static task
static1
Behavioral task
behavioral1
Sample
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f.exe
Resource
win10v20210408
Malware Config
Extracted
blackmatter
2.0
64139b5d8a3f06921a9364c262989e1f
https://mojobiden.com
http://mojobiden.com
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attempt_auth
false
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create_mutex
true
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encrypt_network_shares
true
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exfiltrate
true
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mount_volumes
true
Extracted
C:\1rWCqamCt.README.txt
blackmatter
http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/9BEBTCZQN6BQJ94DJXJ
Targets
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Target
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f
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Size
78KB
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MD5
feed59d9048fdc17962b71f7550388dd
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SHA1
b24887db18de6b017687c2aca95cf1ccfa0d8ea3
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SHA256
66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f
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SHA512
4fcd03ec2e73e0ce75774c21db66184bc3eab9128cac1cae9d1487a6bb8461a5641a7c3be590291f561833c22377e2f74c09084b37fda1f4d524b2607b252284
Score10/10-
BlackMatter Ransomware
BlackMatter ransomware group claims to be Darkside and REvil succesor.
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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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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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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