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Analysis
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max time kernel
110s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/01/2025, 17:16
Behavioral task
behavioral1
Sample
57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe
Resource
win7-20240903-en
General
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Target
57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe
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Size
110KB
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MD5
dbdd6a39ec909b6e3fcffce10c474350
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SHA1
23254717baebb9a758b54e81af466d952daf5aa0
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SHA256
57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314a
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SHA512
272717fed15a7e6eeee8ff42c133f0b4e6bd9ea3586f4feeb8be3cba930be029663918f45b64ee8a38b490629cdba7ee0bfd1f917ead3df2d8f316d42e5146c1
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SSDEEP
1536:3iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:3iyvRmDLs/ZrwWJjAqGcRJ2hw
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8E1B0209 = "C:\\Users\\Admin\\AppData\\Roaming\\8E1B0209\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/556-0-0x0000000000400000-0x000000000041E000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 4008 4852 WerFault.exe 83 -
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 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4852 winver.exe 4852 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3356 Explorer.EXE Token: SeCreatePagefilePrivilege 3356 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4852 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 556 wrote to memory of 4852 556 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe 83 PID 556 wrote to memory of 4852 556 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe 83 PID 556 wrote to memory of 4852 556 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe 83 PID 556 wrote to memory of 4852 556 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe 83 PID 4852 wrote to memory of 3356 4852 winver.exe 55 PID 4852 wrote to memory of 2876 4852 winver.exe 49
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2876
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3356 -
C:\Users\Admin\AppData\Local\Temp\57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe"C:\Users\Admin\AppData\Local\Temp\57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 3524⤵
- Program crash
PID:4008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4852 -ip 48521⤵PID:1620