Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2024 01:09
Behavioral task
behavioral1
Sample
7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe
Resource
win7-20240903-en
General
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Target
7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe
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Size
3.9MB
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MD5
e66a7cc714310b83718173d51cc496d5
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SHA1
011e86f661c66ebd697bc915ea478f17d597a91b
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SHA256
7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4
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SHA512
a49976acc39623ddac00d9611458de5fe66b1dda4ad3bc352902570edd619e04f52d8fd75c9be66d6c630dec1ab12bf3af191b24d2bd1336197db3f3ff66a78a
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SSDEEP
98304:alX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5Cr:alX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBr
Malware Config
Signatures
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Darkcomet family
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate Soundcrd.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe -
Executes dropped EXE 3 IoCs
pid Process 5028 Soundcrd.exe 1044 Soundcrd.exe 3232 Soundcrd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Mcrosoftt = "C:\\Users\\Admin\\AppData\\Roaming\\Soundcrd.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 5028 set thread context of 1044 5028 Soundcrd.exe 91 PID 5028 set thread context of 3232 5028 Soundcrd.exe 92 -
resource yara_rule behavioral2/memory/4984-0-0x0000000000400000-0x00000000007EC000-memory.dmp upx behavioral2/files/0x0008000000023c89-16.dat upx behavioral2/memory/5028-28-0x0000000000400000-0x00000000007EC000-memory.dmp upx behavioral2/memory/1044-32-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/4984-31-0x0000000000400000-0x00000000007EC000-memory.dmp upx behavioral2/memory/1044-35-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-36-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/3232-42-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3232-40-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/5028-45-0x0000000000400000-0x00000000007EC000-memory.dmp upx behavioral2/memory/3232-37-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1044-47-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-46-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-50-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-49-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-48-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-51-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/3232-52-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1044-57-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-61-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-65-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-69-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-73-0x0000000000400000-0x00000000004B5000-memory.dmp upx behavioral2/memory/1044-79-0x0000000000400000-0x00000000004B5000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 Soundcrd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Soundcrd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Soundcrd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Soundcrd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Soundcrd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier Soundcrd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier Soundcrd.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier Soundcrd.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
description pid Process Token: SeDebugPrivilege 3232 Soundcrd.exe Token: SeIncreaseQuotaPrivilege 1044 Soundcrd.exe Token: SeSecurityPrivilege 1044 Soundcrd.exe Token: SeTakeOwnershipPrivilege 1044 Soundcrd.exe Token: SeLoadDriverPrivilege 1044 Soundcrd.exe Token: SeSystemProfilePrivilege 1044 Soundcrd.exe Token: SeSystemtimePrivilege 1044 Soundcrd.exe Token: SeProfSingleProcessPrivilege 1044 Soundcrd.exe Token: SeIncBasePriorityPrivilege 1044 Soundcrd.exe Token: SeCreatePagefilePrivilege 1044 Soundcrd.exe Token: SeBackupPrivilege 1044 Soundcrd.exe Token: SeRestorePrivilege 1044 Soundcrd.exe Token: SeShutdownPrivilege 1044 Soundcrd.exe Token: SeDebugPrivilege 1044 Soundcrd.exe Token: SeSystemEnvironmentPrivilege 1044 Soundcrd.exe Token: SeChangeNotifyPrivilege 1044 Soundcrd.exe Token: SeRemoteShutdownPrivilege 1044 Soundcrd.exe Token: SeUndockPrivilege 1044 Soundcrd.exe Token: SeManageVolumePrivilege 1044 Soundcrd.exe Token: SeImpersonatePrivilege 1044 Soundcrd.exe Token: SeCreateGlobalPrivilege 1044 Soundcrd.exe Token: 33 1044 Soundcrd.exe Token: 34 1044 Soundcrd.exe Token: 35 1044 Soundcrd.exe Token: 36 1044 Soundcrd.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 5028 Soundcrd.exe 3232 Soundcrd.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 4984 wrote to memory of 5052 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 85 PID 4984 wrote to memory of 5052 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 85 PID 4984 wrote to memory of 5052 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 85 PID 5052 wrote to memory of 4784 5052 cmd.exe 89 PID 5052 wrote to memory of 4784 5052 cmd.exe 89 PID 5052 wrote to memory of 4784 5052 cmd.exe 89 PID 4984 wrote to memory of 5028 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 90 PID 4984 wrote to memory of 5028 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 90 PID 4984 wrote to memory of 5028 4984 7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe 90 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 1044 5028 Soundcrd.exe 91 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92 PID 5028 wrote to memory of 3232 5028 Soundcrd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe"C:\Users\Admin\AppData\Local\Temp\7f83e96df5105f1f717e1e34915bb5d3bd0f411fbd3f4fd75433dcfee1155ca4.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZTSNM.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4784
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C:\Users\Admin\AppData\Roaming\Soundcrd.exe"C:\Users\Admin\AppData\Roaming\Soundcrd.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Users\Admin\AppData\Roaming\Soundcrd.exeC:\Users\Admin\AppData\Roaming\Soundcrd.exe3⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:1044
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C:\Users\Admin\AppData\Roaming\Soundcrd.exeC:\Users\Admin\AppData\Roaming\Soundcrd.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
139B
MD5173bcce4810d4901872d0ef4f0bfea4e
SHA1561b03fdfe68b6419fddf57f32e1aab9a6126a2f
SHA25610ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d
SHA5122401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e
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Filesize
3.9MB
MD5850a2355687bc36f1a7be9709ca51e3e
SHA19f70bd95ae076b4fd0ee7b7428fd34ae910fd1ab
SHA256ea5c648d02195b412583d5996ac5dbd6751826ae1ac894ab78e8afb303388921
SHA51285870a637b6b77563a937712bef8927d5f3272bb3a2bfdfb63fac0950c2e40ae41fd06844543f5f34274aef6627c28a28f84cd724bcfca2b0e319d13a1b544f3