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
31-08-2024 09:34
Static task
static1
Behavioral task
behavioral1
Sample
3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe
Resource
win7-20240704-en
General
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Target
3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe
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Size
417KB
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MD5
3acd3697cb4c6a2dd4426380acc277e7
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SHA1
216f64f99559602631872efa71a3499ef395710a
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SHA256
3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b
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SHA512
f258c3120300e8d92d425f82a993df044c434662fb876d6497160e607111850f85caec4b99784a30dc99ccf5b7236c13d87d0172891b8d00771eea2f391a01bf
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SSDEEP
6144:6SpwTEOzPSK5U2SoJ8VWack7V1ZmXRWLgKocUq8nOfaIROo71YvK09lw+45B:N+IK5U2SoysomwLQcUqgsPBYv745B
Malware Config
Signatures
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Expiro payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1908-0-0x000000000134C000-0x00000000013DF000-memory.dmp family_expiro1 behavioral1/memory/1908-1-0x00000000012E0000-0x00000000013DF000-memory.dmp family_expiro1 behavioral1/memory/1908-2-0x000000000134C000-0x00000000013DF000-memory.dmp family_expiro1 behavioral1/memory/1908-3-0x00000000012E0000-0x00000000013DF000-memory.dmp family_expiro1 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1932 1908 WerFault.exe 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.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:
3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exedescription pid process target process PID 1908 wrote to memory of 1932 1908 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe WerFault.exe PID 1908 wrote to memory of 1932 1908 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe WerFault.exe PID 1908 wrote to memory of 1932 1908 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe WerFault.exe PID 1908 wrote to memory of 1932 1908 3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe"C:\Users\Admin\AppData\Local\Temp\3d9f1de39760d512dbddcab1e75364290cb0ae62a1d9d57493c59412678e349b.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 682⤵
- Program crash
PID:1932