Analysis
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max time kernel
17s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
22-08-2024 00:35
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe
Resource
win7-20240705-en
General
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Target
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe
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Size
13.0MB
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MD5
695cf0e0e64b17b5ffea0ca22b96cae6
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SHA1
d2bf378c63c629b578e812ecb5540f65074c29ca
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SHA256
9581deeb070f51498358ac575bd6ec57843dc31bc0d4b4be222866cd4a08ddef
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SHA512
745a271fc2ed962a32efee53545d5ad5f4cae19b1c653f1d651e8fb61cdab7de8663b1b9bdbe6333b8e780400a84c7fc60f1d5e442531e677adefb3a2655e013
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SSDEEP
196608:zB9nXin0GMbtHPQ6YHhATlZKvofOnn2ypPKibY3Qp66viN9ZQmV:zB9na0vbtHLEhATlZKwUn2kKZBl
Malware Config
Signatures
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Banload
Banload variants download malicious files, then install and execute the files.
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll floxif -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll acprotect -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Loads dropped DLL 1 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exepid process 2504 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll upx behavioral1/memory/2504-5-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2504-41-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process File opened (read-only) \??\e: 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Drops file in Program Files directory 1 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process File created C:\Program Files\Common Files\System\symsrv.dll 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.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:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Modifies registry class 10 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\Ole1Class\ = "WordDocument" 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\ProgID 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\RTFClassName 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\RTFClassName\MSWordWin2 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\ = "Microsoft Word 2.0 Document" 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\AutoConvertTo\ = "{00020906-0000-0000-C000-000000000046}" 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\Ole1Class 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\ProgID\ = "WordDocument" 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D} 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1B94D19B-244F-8895-7F7E-815D376B122D}\AutoConvertTo 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exepid process 2504 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exedescription pid process Token: SeDebugPrivilege 2504 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Token: 33 2504 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe Token: SeIncBasePriorityPrivilege 2504 2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2504
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab