Analysis
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max time kernel
590s -
max time network
358s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/12/2024, 16:06
Static task
static1
Behavioral task
behavioral1
Sample
hjysedawdrghad.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
hjysedawdrghad.exe
Resource
win10v2004-20241007-en
General
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Target
hjysedawdrghad.exe
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Size
29KB
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MD5
3ace4cb9af0f0a2788212b3ec9dd4a4e
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SHA1
2914bd74b5553f5f4dbd5f7b23bc00d04a2c77cb
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SHA256
121bfcb759e561bca3f63777498646c80d030a92dac5a27c7c9cc8f5581e672e
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SHA512
76ecc354b1fb5bf93f18bbe9f85401ef40e0826f7eea73a0cb5afda5d69ec384a459c07b6cc2386176888978d2dbb9bac9360e249114c59799de0984bbba5c56
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SSDEEP
384:EhEy+hzv91UqVY8+JppEhKe+Ej7sI4GSFdX9NAb/QX22r5A/w/o0el7xI:IEy+hT91UqVY8+XpEh6CMs7gx/o17
Malware Config
Signatures
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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe hjysedawdrghad.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe service.exe -
Executes dropped EXE 1 IoCs
pid Process 2172 service.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 hjysedawdrghad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language service.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1812 schtasks.exe 2908 schtasks.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2368 2512 hjysedawdrghad.exe 30 PID 2512 wrote to memory of 2368 2512 hjysedawdrghad.exe 30 PID 2512 wrote to memory of 2368 2512 hjysedawdrghad.exe 30 PID 2512 wrote to memory of 2368 2512 hjysedawdrghad.exe 30 PID 2368 wrote to memory of 1812 2368 cmd.exe 32 PID 2368 wrote to memory of 1812 2368 cmd.exe 32 PID 2368 wrote to memory of 1812 2368 cmd.exe 32 PID 2368 wrote to memory of 1812 2368 cmd.exe 32 PID 2888 wrote to memory of 2172 2888 taskeng.exe 35 PID 2888 wrote to memory of 2172 2888 taskeng.exe 35 PID 2888 wrote to memory of 2172 2888 taskeng.exe 35 PID 2888 wrote to memory of 2172 2888 taskeng.exe 35 PID 2172 wrote to memory of 2764 2172 service.exe 36 PID 2172 wrote to memory of 2764 2172 service.exe 36 PID 2172 wrote to memory of 2764 2172 service.exe 36 PID 2172 wrote to memory of 2764 2172 service.exe 36 PID 2764 wrote to memory of 2908 2764 cmd.exe 38 PID 2764 wrote to memory of 2908 2764 cmd.exe 38 PID 2764 wrote to memory of 2908 2764 cmd.exe 38 PID 2764 wrote to memory of 2908 2764 cmd.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\hjysedawdrghad.exe"C:\Users\Admin\AppData\Local\Temp\hjysedawdrghad.exe"1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C schtasks /create /tn WinApp /tr %APPDATA%\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn WinApp /tr C:\Users\Admin\AppData\Roaming\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1812
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C:\Windows\system32\taskeng.exetaskeng.exe {5C3EE22E-F0BB-45ED-B2FD-EAB9CAF3D465} S-1-5-21-312935884-697965778-3955649944-1000:MXQFNXLT\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Users\Admin\AppData\Roaming\service.exeC:\Users\Admin\AppData\Roaming\service.exe2⤵
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C schtasks /create /tn WinApp /tr %APPDATA%\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn WinApp /tr C:\Users\Admin\AppData\Roaming\service.exe /st 00:00 /du 9999:59 /sc daily /ri 1 /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2908
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD53ace4cb9af0f0a2788212b3ec9dd4a4e
SHA12914bd74b5553f5f4dbd5f7b23bc00d04a2c77cb
SHA256121bfcb759e561bca3f63777498646c80d030a92dac5a27c7c9cc8f5581e672e
SHA51276ecc354b1fb5bf93f18bbe9f85401ef40e0826f7eea73a0cb5afda5d69ec384a459c07b6cc2386176888978d2dbb9bac9360e249114c59799de0984bbba5c56