Analysis
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max time kernel
15s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
01-09-2024 16:08
Static task
static1
Behavioral task
behavioral1
Sample
4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe
Resource
win7-20240704-en
General
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Target
4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe
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Size
7.3MB
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MD5
e1a7b4cbe8e8aabce05747a34ce3a875
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SHA1
f31a6ca925f4a040bc29982ffb1cf6f0bc8b0843
-
SHA256
4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319
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SHA512
5db4ecec060dd771b77825106a554a7e91abc4da3431cff39fb4096ddad2309a230d28bf26777cb20d990678f7c21784aa00135057130517998488d9c79e520d
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SSDEEP
98304:dxC3ud6MOIvysi7CQKzo5qphIHVruP3WpF3UdE1hZHEdLF00n:SGQgMkhgJuP32+dmhZk/08
Malware Config
Signatures
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Expiro payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1656-0-0x00000000018EE000-0x0000000001981000-memory.dmp family_expiro1 behavioral1/memory/1656-1-0x00000000011A0000-0x0000000001981000-memory.dmp family_expiro1 behavioral1/memory/1656-2-0x00000000018EE000-0x0000000001981000-memory.dmp family_expiro1 behavioral1/memory/1656-3-0x00000000011A0000-0x0000000001981000-memory.dmp family_expiro1 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2296 1656 WerFault.exe 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe -
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.
Processes:
4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exedescription pid process target process PID 1656 wrote to memory of 2296 1656 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe WerFault.exe PID 1656 wrote to memory of 2296 1656 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe WerFault.exe PID 1656 wrote to memory of 2296 1656 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe WerFault.exe PID 1656 wrote to memory of 2296 1656 4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe"C:\Users\Admin\AppData\Local\Temp\4317afbf25f7145ec2e84eee745d09c9f6e8a0973a460892fc4fa76595bfa319.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 1562⤵
- Program crash
PID:2296