Analysis
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max time kernel
130s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 08:01
Behavioral task
behavioral1
Sample
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe
Resource
win7-20240221-en
General
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Target
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe
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Size
5.5MB
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MD5
602371a144a5b0bc0313f25d467e81bf
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SHA1
8fc32c0d1dbbf9511e96db08d842c89dc3551398
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SHA256
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499
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SHA512
9a884cec66e7ab212dd055dd54624cadfa45f3089f4f082a3d692634ccc7f4c3715e88e7138f1b746671439c5658df276f9afca221ad4de2a82562e8f7ec57b5
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SSDEEP
98304:xV2BpGSXTTHz4JBAUZLrHvkrQ2rRETNJGdIeC9HlXr2G3J:HSXTDz4JVHHvkrQ2rREhJGdIeOhr2GZ
Malware Config
Signatures
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Detect Blackmoon payload 6 IoCs
Processes:
resource yara_rule behavioral2/memory/4180-2-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon behavioral2/memory/4180-4-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon behavioral2/memory/4180-5-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon behavioral2/memory/4180-6-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon behavioral2/memory/4180-7-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon behavioral2/memory/4180-8-0x0000000000400000-0x0000000000980A00-memory.dmp family_blackmoon -
Processes:
resource yara_rule behavioral2/memory/4180-0-0x0000000010000000-0x0000000010019000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exedescription ioc process File opened for modification \??\PhysicalDrive0 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe -
Drops file in System32 directory 1 IoCs
Processes:
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exedescription ioc process File created C:\Windows\SysWOW64\Dult.dll 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exepid process 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exedescription pid process Token: SeDebugPrivilege 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe Token: SeDebugPrivilege 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe Token: SeDebugPrivilege 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe Token: 1 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe Token: SeDebugPrivilege 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exepid process 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe 4180 4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe"C:\Users\Admin\AppData\Local\Temp\4fcc4a8faeecc1838cc405c39366575ad35f21153be5cc65c8dd005cd4190499.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/4180-0-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/4180-3-0x00000000004D2000-0x00000000004D3000-memory.dmpFilesize
4KB
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memory/4180-2-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB
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memory/4180-4-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB
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memory/4180-5-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB
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memory/4180-6-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB
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memory/4180-7-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB
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memory/4180-8-0x0000000000400000-0x0000000000980A00-memory.dmpFilesize
5.5MB