Analysis
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max time kernel
15s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
15-08-2024 23:45
Static task
static1
Behavioral task
behavioral1
Sample
18ba73803264791d2e6c48bc737f54b0N.dll
Resource
win7-20240708-en
General
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Target
18ba73803264791d2e6c48bc737f54b0N.dll
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Size
1.2MB
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MD5
18ba73803264791d2e6c48bc737f54b0
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SHA1
98eecdf8063021ac552399124729a2036c68c345
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SHA256
105793ef235b804ec94c3986571c7ace566a07df599da3f3923eeaee7bcb71f3
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SHA512
f12f21d9438a49efd17fe6ef2974bd9c27f985ab5ba42f96a87a6b7c4cc9924e50694f957c09291ff1c9e7aa1421fe744cd88a4fc6608bfdf221e78dc44ac94b
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SSDEEP
24576:LF3HV0rHRLfmjHprvHfVg9lDT4Y1LYZVze/kj9Gd6CT1vDd6CT1v1+6H+60rEH7R:LF3HV0rHRLfmjHprvHfVg9x4YFYZek0l
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x0005000000011c2f-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0005000000011c2f-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2120 rundll32.exe -
resource yara_rule behavioral1/files/0x0005000000011c2f-1.dat upx behavioral1/memory/2120-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2120-5-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2120 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30 PID 2396 wrote to memory of 2120 2396 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\18ba73803264791d2e6c48bc737f54b0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\18ba73803264791d2e6c48bc737f54b0N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2120
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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