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Resubmissions
30/05/2024, 20:32
240530-zblgdahd7x 10Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 20:32
Static task
static1
Behavioral task
behavioral1
Sample
tthyperRuntimedhcpSvc.exe
Resource
win7-20240419-en
General
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Target
tthyperRuntimedhcpSvc.exe
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Size
1.5MB
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MD5
7a4073a468cf2d6ae2836893f467c81d
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SHA1
ff54a200d4f6a1a696182f2cfde6e735b2580f37
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SHA256
af6a3a206daa66c291daac3dc17f29dd7d0e1504a92b6346b5c5fa252dcc3ef5
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SHA512
8df794241d4162850b5243b0844b3818a6ff010f2dda65bdae3a88a69e6f368c700c81997d781568652cb3b42ec98bd5d25ba86fec7d3b7a5856d459dba3bdd5
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SSDEEP
24576:6Rcf6gYLRV8nJ4BMFvJw184tEAXQKQq6i0c:6cyloWgvJw1Zsi
Malware Config
Signatures
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Process spawned unexpected child process 15 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1472 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4716 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2492 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3184 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3504 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4000 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3648 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2584 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1716 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2312 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2496 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2420 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4288 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1108 4432 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 468 4432 schtasks.exe 84 -
Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4316 powershell.exe 4808 powershell.exe 1968 powershell.exe 4696 powershell.exe 1220 powershell.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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation tthyperRuntimedhcpSvc.exe -
Executes dropped EXE 1 IoCs
pid Process 2820 unsecapp.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 6 IoCs
description ioc Process File created C:\Program Files\MSBuild\Microsoft\e1ef82546f0b02 tthyperRuntimedhcpSvc.exe File created C:\Program Files (x86)\Windows Media Player\RuntimeBroker.exe tthyperRuntimedhcpSvc.exe File created C:\Program Files (x86)\Windows Media Player\9e8d7a4ca61bd9 tthyperRuntimedhcpSvc.exe File created C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\backgroundTaskHost.exe tthyperRuntimedhcpSvc.exe File created C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\eddb19405b7ce1 tthyperRuntimedhcpSvc.exe File created C:\Program Files\MSBuild\Microsoft\SppExtComObj.exe tthyperRuntimedhcpSvc.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\Migration\WTR\unsecapp.exe tthyperRuntimedhcpSvc.exe File opened for modification C:\Windows\Migration\WTR\unsecapp.exe tthyperRuntimedhcpSvc.exe File created C:\Windows\Migration\WTR\29c1c3cc0f7685 tthyperRuntimedhcpSvc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 15 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4716 schtasks.exe 1716 schtasks.exe 1108 schtasks.exe 2496 schtasks.exe 1472 schtasks.exe 3184 schtasks.exe 3504 schtasks.exe 4000 schtasks.exe 3648 schtasks.exe 2420 schtasks.exe 4288 schtasks.exe 468 schtasks.exe 2492 schtasks.exe 2584 schtasks.exe 2312 schtasks.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000_Classes\Local Settings tthyperRuntimedhcpSvc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe 2652 tthyperRuntimedhcpSvc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2820 unsecapp.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 2652 tthyperRuntimedhcpSvc.exe Token: SeDebugPrivilege 1220 powershell.exe Token: SeDebugPrivilege 4316 powershell.exe Token: SeDebugPrivilege 4808 powershell.exe Token: SeDebugPrivilege 1968 powershell.exe Token: SeDebugPrivilege 4696 powershell.exe Token: SeDebugPrivilege 2820 unsecapp.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2652 wrote to memory of 1968 2652 tthyperRuntimedhcpSvc.exe 100 PID 2652 wrote to memory of 1968 2652 tthyperRuntimedhcpSvc.exe 100 PID 2652 wrote to memory of 4808 2652 tthyperRuntimedhcpSvc.exe 101 PID 2652 wrote to memory of 4808 2652 tthyperRuntimedhcpSvc.exe 101 PID 2652 wrote to memory of 4316 2652 tthyperRuntimedhcpSvc.exe 102 PID 2652 wrote to memory of 4316 2652 tthyperRuntimedhcpSvc.exe 102 PID 2652 wrote to memory of 1220 2652 tthyperRuntimedhcpSvc.exe 103 PID 2652 wrote to memory of 1220 2652 tthyperRuntimedhcpSvc.exe 103 PID 2652 wrote to memory of 4696 2652 tthyperRuntimedhcpSvc.exe 104 PID 2652 wrote to memory of 4696 2652 tthyperRuntimedhcpSvc.exe 104 PID 2652 wrote to memory of 4428 2652 tthyperRuntimedhcpSvc.exe 110 PID 2652 wrote to memory of 4428 2652 tthyperRuntimedhcpSvc.exe 110 PID 4428 wrote to memory of 3980 4428 cmd.exe 112 PID 4428 wrote to memory of 3980 4428 cmd.exe 112 PID 4428 wrote to memory of 452 4428 cmd.exe 113 PID 4428 wrote to memory of 452 4428 cmd.exe 113 PID 4428 wrote to memory of 2820 4428 cmd.exe 118 PID 4428 wrote to memory of 2820 4428 cmd.exe 118 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\tthyperRuntimedhcpSvc.exe"C:\Users\Admin\AppData\Local\Temp\tthyperRuntimedhcpSvc.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Migration\WTR\unsecapp.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1968
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Media Player\RuntimeBroker.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4808
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\backgroundTaskHost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4316
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\fontdrvhost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1220
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\MSBuild\Microsoft\SppExtComObj.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4696
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\iEhViyqa8z.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:4428 -
C:\Windows\system32\chcp.comchcp 650013⤵PID:3980
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C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:23⤵PID:452
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C:\Windows\Migration\WTR\unsecapp.exe"C:\Windows\Migration\WTR\unsecapp.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2820
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 7 /tr "'C:\Windows\Migration\WTR\unsecapp.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1472
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Windows\Migration\WTR\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4716
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 13 /tr "'C:\Windows\Migration\WTR\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2492
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Windows Media Player\RuntimeBroker.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3184
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Media Player\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3504
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Media Player\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4000
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\backgroundTaskHost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3648
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2584
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1716
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 11 /tr "'C:\Users\Public\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2312
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Users\Public\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2496
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Users\Public\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2420
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 6 /tr "'C:\Program Files\MSBuild\Microsoft\SppExtComObj.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4288
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Program Files\MSBuild\Microsoft\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1108
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 6 /tr "'C:\Program Files\MSBuild\Microsoft\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.5MB
MD57a4073a468cf2d6ae2836893f467c81d
SHA1ff54a200d4f6a1a696182f2cfde6e735b2580f37
SHA256af6a3a206daa66c291daac3dc17f29dd7d0e1504a92b6346b5c5fa252dcc3ef5
SHA5128df794241d4162850b5243b0844b3818a6ff010f2dda65bdae3a88a69e6f368c700c81997d781568652cb3b42ec98bd5d25ba86fec7d3b7a5856d459dba3bdd5
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD562623d22bd9e037191765d5083ce16a3
SHA14a07da6872672f715a4780513d95ed8ddeefd259
SHA25695d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
SHA5129a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992
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Filesize
944B
MD5e448fe0d240184c6597a31d3be2ced58
SHA1372b8d8c19246d3e38cd3ba123cc0f56070f03cd
SHA256c660f0db85a1e7f0f68db19868979bf50bd541531babf77a701e1b1ce5e6a391
SHA5120b7f7eae7700d32b18eee3677cb7f89b46ace717fa7e6b501d6c47d54f15dff7e12b49f5a7d36a6ffe4c16165c7d55162db4f3621db545b6af638035752beab4
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Filesize
944B
MD5d28a889fd956d5cb3accfbaf1143eb6f
SHA1157ba54b365341f8ff06707d996b3635da8446f7
SHA25621e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
SHA5120b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c
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Filesize
496B
MD5d98e03487c2bdab91270679ca24eda02
SHA18a471b9256bb4ddfcce85606e27797cb2fbc69cd
SHA25603db3287e21797440f8c3d663d4258237f9f602c6a35a33f24a682263391cba8
SHA512c277f640763b89625b08857961062a84525f77d63cdefa17d6e9ecd480c4f4bc0b2e27aac2feb41a5c7c4c1e0e82d007d25e8ca9eae6d80c01a978d26c4aebcd
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
213B
MD5c61645c8b4b48af69f0ddc8ddf4650c8
SHA1f9f35fa224675c7d100cf2b4097e1d19a52bddbe
SHA256a908cf8e1ce331f5038703d937c474973130ade7862e7a2ad9f880b6149a54d8
SHA5120c74f78a9666802a3209e7d6e8e9d3c2978440ccb7398ae9f9685e2f29c879e4bdefc31198816f5848b6a8447d1442088244e46c7404d4f0c04f178b41372733