General
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Target
SecuriteInfo.com.Troj.Kryptik-TR.27864.25515
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Size
567KB
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Sample
210602-3swfnq3lq2
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MD5
b77e0887e5de0470e7b0e64bfa2b5c13
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SHA1
a3ac3a110d0bc78bb1ae22afe441392f178bfb90
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SHA256
d8d3c3800a157b2b6efa4fd9f0e07901a404f8d19d3e7163f4ae31776ff7a3a2
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SHA512
1cc2f7049d08797ebe14cd129ef63db6cf8a4c418d886ea99b9b827bc2a722791734e1da6a27db4e9ca26ad704526181d4a6e034964241b5caadc2042c334cba
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Troj.Kryptik-TR.27864.25515.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Troj.Kryptik-TR.27864.25515.exe
Resource
win10v20210408
Malware Config
Extracted
https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1
Extracted
raccoon
e46634757936706c1ff491585768dd6fe231db30
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url4cnc
https://tttttt.me/jdiamond13
Targets
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Target
SecuriteInfo.com.Troj.Kryptik-TR.27864.25515
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Size
567KB
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MD5
b77e0887e5de0470e7b0e64bfa2b5c13
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SHA1
a3ac3a110d0bc78bb1ae22afe441392f178bfb90
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SHA256
d8d3c3800a157b2b6efa4fd9f0e07901a404f8d19d3e7163f4ae31776ff7a3a2
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SHA512
1cc2f7049d08797ebe14cd129ef63db6cf8a4c418d886ea99b9b827bc2a722791734e1da6a27db4e9ca26ad704526181d4a6e034964241b5caadc2042c334cba
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ServHelper
ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies RDP port number used by Windows
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Possible privilege escalation attempt
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Sets DLL path for service in the registry
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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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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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Drops file in System32 directory
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