Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/11/2024, 10:27
Static task
static1
Behavioral task
behavioral1
Sample
250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe
Resource
win10v2004-20241007-en
General
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Target
250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe
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Size
409KB
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MD5
6d31e51ace5a23439e95edcf5553f9b0
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SHA1
98cc82a62892b4bbc12eb628ab99a5b4a210cfb6
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SHA256
250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93
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SHA512
ca750f1263e06d5b3cd2e2f58a39c9871678d27a7f78f0c6e148188f79d6ae51431064c8e761c3dcbe4e156fabaabed39928efb609f7847c7f5cc2d2f3430143
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SSDEEP
12288:tkYAZrYy5BLXDaPx7DTGnyLR3wKaGOmzbbi5:tNyYy5BDD8lqyLR39aWbe5
Malware Config
Signatures
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Loads dropped DLL 4 IoCs
pid Process 2812 WerFault.exe 2812 WerFault.exe 2812 WerFault.exe 2812 WerFault.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2812 2788 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 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2788 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2788 wrote to memory of 2812 2788 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe 31 PID 2788 wrote to memory of 2812 2788 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe 31 PID 2788 wrote to memory of 2812 2788 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe 31 PID 2788 wrote to memory of 2812 2788 250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe"C:\Users\Admin\AppData\Local\Temp\250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 1162⤵
- Loads dropped DLL
- Program crash
PID:2812
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93N.exe
Filesize409KB
MD56d31e51ace5a23439e95edcf5553f9b0
SHA198cc82a62892b4bbc12eb628ab99a5b4a210cfb6
SHA256250375bc07bea774816baa6db4785292c15e8af9ab6249847f8c8cc76e3e7a93
SHA512ca750f1263e06d5b3cd2e2f58a39c9871678d27a7f78f0c6e148188f79d6ae51431064c8e761c3dcbe4e156fabaabed39928efb609f7847c7f5cc2d2f3430143