Analysis
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max time kernel
92s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14/09/2024, 06:31
Static task
static1
Behavioral task
behavioral1
Sample
Josyy0_crypted_LAB.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
Josyy0_crypted_LAB.exe
Resource
win10v2004-20240802-en
General
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Target
Josyy0_crypted_LAB.exe
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Size
750KB
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MD5
8869d6bb0044a78a6e7d76420520880d
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SHA1
1839f52eae697b4df0362f0a830db9c8196e2364
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SHA256
a70a4ee7da8958479d287108524be79c659664f951b3eb3451043d6c1caf7c4a
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SHA512
634527895e1daad48dde50c6dfed5cd44bf453aea96c1c13ad99333e0f38cd8b0a82d71dc53493966f32be3d0033ae2a07a5eb70833d4334ca82133eeb9d8f8d
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SSDEEP
12288:AyU1K9pv6RZH8KGtbRca13ua13uR13uulDKPngX8RzAy27tK66G:AyU1IifGtbia5p5S5xDKPG8RUPZxj
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2324 set thread context of 3632 2324 Josyy0_crypted_LAB.exe 87 -
Program crash 1 IoCs
pid pid_target Process procid_target 2680 3632 WerFault.exe 87 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 Josyy0_crypted_LAB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AppLaunch.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87 PID 2324 wrote to memory of 3632 2324 Josyy0_crypted_LAB.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\Josyy0_crypted_LAB.exe"C:\Users\Admin\AppData\Local\Temp\Josyy0_crypted_LAB.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3632 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3632 -s 7603⤵
- Program crash
PID:2680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3632 -ip 36321⤵PID:1620