Analysis
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max time kernel
119s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 01:31
Static task
static1
Behavioral task
behavioral1
Sample
3c05ea0ab0ef86a56ae9296e19da4130N.dll
Resource
win7-20240704-en
General
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Target
3c05ea0ab0ef86a56ae9296e19da4130N.dll
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Size
714KB
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MD5
3c05ea0ab0ef86a56ae9296e19da4130
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SHA1
87a54f477a9cb65afb8261c0c8fe820a7a8a368e
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SHA256
8856f50952516e5bcf852f3a00d08154b945eac3a9fff2fcd0e185ea3500700a
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SHA512
988c69382631ebdc65aabc6987f9da4dcbea03472195c201303d6b1469ac3eca46d9a1d120e215057ab1da92c591da35fa8ae6fe183433b1f0f43864d5ac1f36
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SSDEEP
12288:rfMkq5Jkig77gK5BNzC80Js3Emnn5sMTLWhBtbHJOBjvrEH76:rfzAqRgKhV10k5ssQbporEH76
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x000900000002346e-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral2/files/0x000900000002346e-1.dat acprotect -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid Process 4052 rundll32.exe -
Processes:
resource yara_rule behavioral2/files/0x000900000002346e-1.dat upx behavioral2/memory/4052-2-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4052-9-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
rundll32.exedescription ioc Process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid Process Token: SeDebugPrivilege 4052 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 4592 wrote to memory of 4052 4592 rundll32.exe 83 PID 4592 wrote to memory of 4052 4592 rundll32.exe 83 PID 4592 wrote to memory of 4052 4592 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3c05ea0ab0ef86a56ae9296e19da4130N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3c05ea0ab0ef86a56ae9296e19da4130N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab