General
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Target
Nursultan.exe
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Size
3.4MB
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Sample
240801-y59kmawbqk
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MD5
0f9f82607781767d36bb032b09260847
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SHA1
92996f91d7ed53466dd3edc6c543d5b1b9e8c1cf
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SHA256
90fb58399388db6e22f44e41a7c2d25e61f7ae9565b8a1b775e10a3dee0fb7ea
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SHA512
033bd502642c0f0fb89e8399aee7ca5027cb5a19530ca9f88b9594e7404faec78b7a3eaeced5cf2ff4fa5ae5c74da148cbbacabc657f9b6f70bfe073e63e6123
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SSDEEP
49152:5GX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qbq:5LHTPJg8z1mKnypSbRxo9JCmD
Behavioral task
behavioral1
Sample
Nursultan.exe
Resource
win7-20240705-en
Malware Config
Extracted
orcus
Nursultan
31.44.184.52:54370
sudo_jdu3yd4dgo4y8e1pp6azrvrqmxk9e5mb
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autostart_method
Disable
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enable_keylogger
false
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install_path
%appdata%\linecdnimage\secureuploads.exe
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reconnect_delay
10000
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registry_keyname
Sudik
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taskscheduler_taskname
sudik
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watchdog_path
AppData\aga.exe
Targets
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Target
Nursultan.exe
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Size
3.4MB
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MD5
0f9f82607781767d36bb032b09260847
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SHA1
92996f91d7ed53466dd3edc6c543d5b1b9e8c1cf
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SHA256
90fb58399388db6e22f44e41a7c2d25e61f7ae9565b8a1b775e10a3dee0fb7ea
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SHA512
033bd502642c0f0fb89e8399aee7ca5027cb5a19530ca9f88b9594e7404faec78b7a3eaeced5cf2ff4fa5ae5c74da148cbbacabc657f9b6f70bfe073e63e6123
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SSDEEP
49152:5GX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qbq:5LHTPJg8z1mKnypSbRxo9JCmD
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Orcus main payload
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Orcurs Rat Executable
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
2Credentials in Registry
1