Analysis
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max time kernel
94s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 11:55
Behavioral task
behavioral1
Sample
Trojan.Win32.Floxif.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Trojan.Win32.Floxif.dll
Resource
win10v2004-20240802-en
General
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Target
Trojan.Win32.Floxif.dll
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Size
76KB
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MD5
3fdff378bebdb8b218acfcc535c5b4d0
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SHA1
be166d5dec2a8c4a306f7c1dae0d922a9d08cae7
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SHA256
d1a3b29d4b57253635bd048c7d60bcdc602227096d7055abeee103e72d11686e
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SHA512
56c5652357171cbc2f4d4ef168b4703419ee492fd1bc32a5f10bd72461d95c8ef127644d8ad99f7cd9e53fea410027afddbfd970381edfef0f471049850a76fc
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZKs14qb:c8y93KQjy7G55riF1cMo03r4e
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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resource yara_rule behavioral2/memory/1252-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1252-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3636 1252 WerFault.exe 82 -
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 1252 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1296 wrote to memory of 1252 1296 rundll32.exe 82 PID 1296 wrote to memory of 1252 1296 rundll32.exe 82 PID 1296 wrote to memory of 1252 1296 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Floxif.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1296 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Floxif.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 7163⤵
- Program crash
PID:3636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1252 -ip 12521⤵PID:4568