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Analysis
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max time kernel
110s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2025, 12:00
Behavioral task
behavioral1
Sample
bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe
Resource
win7-20240903-en
General
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Target
bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe
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Size
110KB
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MD5
47b717e34c986f5b93e88872cbfc3950
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SHA1
98709fdc999ee801904d2fd8c9f990154c9267de
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SHA256
bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576
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SHA512
f7b38fdc5342d2b7e994f086f3915297b6660ab0fd942de64c22c54a7bbc42beb7375c89c5f7060fe28be70a0ef352e2ac65838a8467210606ad10c9717539b4
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SSDEEP
1536:ziLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:ziyvRmDLs/ZrwWJjAqGcRJ2hA
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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\344232BE = "C:\\Users\\Admin\\AppData\\Roaming\\344232BE\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/532-0-0x0000000000400000-0x000000000041E000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 4392 3480 WerFault.exe 84 -
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 winver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3480 winver.exe 3480 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3480 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 532 wrote to memory of 3480 532 bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe 84 PID 532 wrote to memory of 3480 532 bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe 84 PID 532 wrote to memory of 3480 532 bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe 84 PID 532 wrote to memory of 3480 532 bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe 84 PID 3480 wrote to memory of 3412 3480 winver.exe 56 PID 3480 wrote to memory of 2964 3480 winver.exe 49
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2964
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3412 -
C:\Users\Admin\AppData\Local\Temp\bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe"C:\Users\Admin\AppData\Local\Temp\bc652ffef8d01ea545d25fb3df55c416dd0f40fafc9281bfc9ef9cc35cf21576N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:532 -
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:3480 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 3524⤵
- Program crash
PID:4392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3480 -ip 34801⤵PID:1224