Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
03-08-2024 16:19
Static task
static1
Behavioral task
behavioral1
Sample
26af88cdc77ebe6ae1ac8d015658b05d93df4a4504ae6ab61919008e891d22af.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
26af88cdc77ebe6ae1ac8d015658b05d93df4a4504ae6ab61919008e891d22af.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$TEMP.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$TEMP.dll
Resource
win10v2004-20240802-en
General
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Target
$TEMP.dll
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Size
5KB
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MD5
db40175690a780def9e6c6327654be11
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SHA1
703c074a625fad245300fb97657f640e91ce36d6
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SHA256
08a4ab71158afdaea82ae1f5670ae87b0b03facd606db26d4861c178b630cec2
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SHA512
17012e166365a48a7dcc92aa9f4d67e6fafa347eb637f434d99a4f0f62fd6a438eb21e98aff18f04cc56e3d91e97022a2bf4ef35278d9d15146dbeab6d3c5c7a
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SSDEEP
96:FnGNpgIYetuYR/8oJ00/NF73XK9FoyC7tCElY:FGNpueUY91JnP6
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2320 1496 WerFault.exe 30 -
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 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1624 wrote to memory of 1496 1624 rundll32.exe 30 PID 1496 wrote to memory of 2320 1496 rundll32.exe 31 PID 1496 wrote to memory of 2320 1496 rundll32.exe 31 PID 1496 wrote to memory of 2320 1496 rundll32.exe 31 PID 1496 wrote to memory of 2320 1496 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP.dll,#12⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 2283⤵
- Program crash
PID:2320
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