Analysis
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max time kernel
11s -
max time network
15s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
16-08-2024 17:43
Static task
static1
Behavioral task
behavioral1
Sample
6ad379ba3b3035bac8afd87bf1a5a8c0N.dll
Resource
win7-20240704-en
General
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Target
6ad379ba3b3035bac8afd87bf1a5a8c0N.dll
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Size
1.4MB
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MD5
6ad379ba3b3035bac8afd87bf1a5a8c0
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SHA1
58c3c2f95337c543e7d064b023410cce1c366780
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SHA256
b2963fca0982a781407e1477a79728be0b46c9e260c662281ba980a2997e2eb9
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SHA512
b0cb1acfdc229d4f4332491068a65f848900bad96fd3b19344a2030744c3db7cb33fea310568f789428088b72f9e880e4d59d655bedbc6b280afabfe8132422e
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SSDEEP
24576:cFDB+KpPKRNxbiiAh6JY9+HegFs3iKKdhpOrqmcBYEECYWrEH7u:OS1eiAh6JY9+HegFAK7pOrqmcBZECB
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral1/files/0x000b000000012264-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral1/files/0x000b000000012264-1.dat acprotect -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid Process 676 rundll32.exe -
Processes:
resource yara_rule behavioral1/memory/676-5-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/676-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000b000000012264-1.dat 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 676 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30 PID 2544 wrote to memory of 676 2544 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6ad379ba3b3035bac8afd87bf1a5a8c0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6ad379ba3b3035bac8afd87bf1a5a8c0N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:676
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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