Analysis
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max time kernel
150s -
max time network
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platform
windows10-1703_x64 -
resource
win10-20220901-en -
resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system -
submitted
09/10/2022, 15:12
Static task
static1
Behavioral task
behavioral1
Sample
206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe
Resource
win10-20220901-en
General
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Target
206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe
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Size
733KB
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MD5
612db2d9dfaf27b277ff1c0d855926fc
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SHA1
1d357dc53e65ba3bb072c05a1e1e0bfffb6a16bf
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SHA256
206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70
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SHA512
8d1a2be748184aa65d4700ffe2f4223cd922794452d9a4ce314a7330295c24985b2c2ddc93907fe449b65a2efde423d67eeb7a83cda62302c6324b033f1870df
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SSDEEP
768:rZmchlXKGREW6VA6joSRhFH+C9Pe2auEqainmngYWxuv8Gwmwoe9R4ZstojtfcWv:schl6M+lpDCUoHid0bIrlyR
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 4220 dllhost.exe -
Adds Run key to start application 2 TTPs 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "C:\\ProgramData\\Dllhost\\dllhost.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "C:\\Windows\\System32\\wbem\\WmiPrvSE.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\OneDriveService = "C:\\Program Files\\WindowsApps\\Microsoft.x64__8wekyb3gfdfdgd8bbwe/file.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\AntiMalwareServiceExecutable = "C:\\ProgramData\\Microsoft\\Windows Defender\\Platform\\4.18.2111.5-0\\MsMpEng.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftEdgeUpd = "C:\\Program Files\\WindowsApps\\Microsoft.x64__8wekyb3gfdfdgd8bbwe/file.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\NvStray = "C:\\Program Files\\WindowsApps\\Microsoft.x64__8wekyb3gfdfdgd8bbwe/file.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\SecurityHealthSystray = "C:\\Windows\\System32\\SecurityHealthSystray.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "C:\\Program Files\\Windows Defender\\MpCmdRun.exe" dllhost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\Cortana = "C:\\Program Files\\WindowsApps\\Microsoft.x64__8wekyb3gfdfdgd8bbwe\\Cortana.exe" dllhost.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Creates scheduled task(s) 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4752 schtasks.exe 4420 schtasks.exe 3512 schtasks.exe 1916 schtasks.exe 3888 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3344 powershell.exe 3344 powershell.exe 3344 powershell.exe 2652 powershell.exe 2652 powershell.exe 2652 powershell.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe 4220 dllhost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3344 powershell.exe Token: SeDebugPrivilege 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe Token: SeDebugPrivilege 2652 powershell.exe Token: SeDebugPrivilege 4220 dllhost.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2744 wrote to memory of 3504 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 66 PID 2744 wrote to memory of 3504 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 66 PID 2744 wrote to memory of 3504 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 66 PID 3504 wrote to memory of 2964 3504 cmd.exe 68 PID 3504 wrote to memory of 2964 3504 cmd.exe 68 PID 3504 wrote to memory of 2964 3504 cmd.exe 68 PID 3504 wrote to memory of 3344 3504 cmd.exe 69 PID 3504 wrote to memory of 3344 3504 cmd.exe 69 PID 3504 wrote to memory of 3344 3504 cmd.exe 69 PID 3504 wrote to memory of 2652 3504 cmd.exe 70 PID 3504 wrote to memory of 2652 3504 cmd.exe 70 PID 3504 wrote to memory of 2652 3504 cmd.exe 70 PID 2744 wrote to memory of 4220 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 71 PID 2744 wrote to memory of 4220 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 71 PID 2744 wrote to memory of 4220 2744 206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe 71 PID 4220 wrote to memory of 4588 4220 dllhost.exe 72 PID 4220 wrote to memory of 4588 4220 dllhost.exe 72 PID 4220 wrote to memory of 4588 4220 dllhost.exe 72 PID 4220 wrote to memory of 4648 4220 dllhost.exe 73 PID 4220 wrote to memory of 4648 4220 dllhost.exe 73 PID 4220 wrote to memory of 4648 4220 dllhost.exe 73 PID 4220 wrote to memory of 4564 4220 dllhost.exe 74 PID 4220 wrote to memory of 4564 4220 dllhost.exe 74 PID 4220 wrote to memory of 4564 4220 dllhost.exe 74 PID 4220 wrote to memory of 4636 4220 dllhost.exe 75 PID 4220 wrote to memory of 4636 4220 dllhost.exe 75 PID 4220 wrote to memory of 4636 4220 dllhost.exe 75 PID 4220 wrote to memory of 3092 4220 dllhost.exe 76 PID 4220 wrote to memory of 3092 4220 dllhost.exe 76 PID 4220 wrote to memory of 3092 4220 dllhost.exe 76 PID 4220 wrote to memory of 1016 4220 dllhost.exe 77 PID 4220 wrote to memory of 1016 4220 dllhost.exe 77 PID 4220 wrote to memory of 1016 4220 dllhost.exe 77 PID 4220 wrote to memory of 428 4220 dllhost.exe 90 PID 4220 wrote to memory of 428 4220 dllhost.exe 90 PID 4220 wrote to memory of 428 4220 dllhost.exe 90 PID 4220 wrote to memory of 1228 4220 dllhost.exe 89 PID 4220 wrote to memory of 1228 4220 dllhost.exe 89 PID 4220 wrote to memory of 1228 4220 dllhost.exe 89 PID 4220 wrote to memory of 764 4220 dllhost.exe 88 PID 4220 wrote to memory of 764 4220 dllhost.exe 88 PID 4220 wrote to memory of 764 4220 dllhost.exe 88 PID 4220 wrote to memory of 1900 4220 dllhost.exe 81 PID 4220 wrote to memory of 1900 4220 dllhost.exe 81 PID 4220 wrote to memory of 1900 4220 dllhost.exe 81 PID 4220 wrote to memory of 196 4220 dllhost.exe 82 PID 4220 wrote to memory of 196 4220 dllhost.exe 82 PID 4220 wrote to memory of 196 4220 dllhost.exe 82 PID 4220 wrote to memory of 2168 4220 dllhost.exe 86 PID 4220 wrote to memory of 2168 4220 dllhost.exe 86 PID 4220 wrote to memory of 2168 4220 dllhost.exe 86 PID 4564 wrote to memory of 1916 4564 cmd.exe 95 PID 4564 wrote to memory of 1916 4564 cmd.exe 95 PID 4564 wrote to memory of 1916 4564 cmd.exe 95 PID 1016 wrote to memory of 3888 1016 cmd.exe 96 PID 1016 wrote to memory of 3888 1016 cmd.exe 96 PID 1016 wrote to memory of 3888 1016 cmd.exe 96 PID 4588 wrote to memory of 4752 4588 cmd.exe 97 PID 4588 wrote to memory of 4752 4588 cmd.exe 97 PID 4588 wrote to memory of 4752 4588 cmd.exe 97 PID 428 wrote to memory of 4420 428 cmd.exe 98 PID 428 wrote to memory of 4420 428 cmd.exe 98 PID 428 wrote to memory of 4420 428 cmd.exe 98 PID 2168 wrote to memory of 3512 2168 cmd.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe"C:\Users\Admin\AppData\Local\Temp\206b6012033a7ce7ff25f185b3b1f058817d06e44a081f9d5690bf7db3c91f70.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"2⤵
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\chcp.comchcp 12513⤵PID:2964
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3344
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2652
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C:\ProgramData\Dllhost\dllhost.exe"C:\ProgramData\Dllhost\dllhost.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4220 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"4⤵
- Creates scheduled task(s)
PID:4752
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:4648
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"4⤵
- Creates scheduled task(s)
PID:1916
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:4636
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:3092
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"4⤵
- Creates scheduled task(s)
PID:3888
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk5610" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:1900
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk141" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:196
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk3328" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk3328" /TR "C:\ProgramData\Dllhost\dllhost.exe"4⤵
- Creates scheduled task(s)
PID:3512
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk4136" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:764
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵PID:1228
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"4⤵
- Creates scheduled task(s)
PID:4420
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off3⤵PID:4948
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C:\Windows\SysWOW64\chcp.comchcp 12514⤵PID:4792
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off3⤵PID:1564
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C:\Windows\SysWOW64\chcp.comchcp 12514⤵PID:208
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off3⤵PID:1860
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C:\Windows\SysWOW64\chcp.comchcp 12514⤵PID:2644
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
962KB
MD55000ba2ff4405a7a17ee444c6c25952b
SHA118755cb619af262610166f029aee5a07723ff2aa
SHA2562ca767a2c81d9cd035a4db9d79a359518b57e53b5d078e67defd03fa7312ce49
SHA5126afc853ac2b40e495c4a0cd1b38a548c07d4df972e54b806f7b4761af649f5ea960f2bd008568740658190261209ba0c182ff1eaa6a75b930af9a6319fed442f
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Filesize
962KB
MD55000ba2ff4405a7a17ee444c6c25952b
SHA118755cb619af262610166f029aee5a07723ff2aa
SHA2562ca767a2c81d9cd035a4db9d79a359518b57e53b5d078e67defd03fa7312ce49
SHA5126afc853ac2b40e495c4a0cd1b38a548c07d4df972e54b806f7b4761af649f5ea960f2bd008568740658190261209ba0c182ff1eaa6a75b930af9a6319fed442f
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Filesize
497B
MD513fda2ab01b83a5130842a5bab3892d3
SHA16e18e4b467cde054a63a95d4dfc030f156ecd215
SHA25676973d42c8fceceab7ec85b3d01b218db92564993e93a9bea31c52aa73aeee9e
SHA512c51f9fd6e452fbeeedd4dfaba3c7c887e337f01e68abdd27d4032f8be85def7ef3cf0c77bf60e425b085b76c0539464c6b6e5e805a69397c5519e8ccf9fffccc
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Filesize
2KB
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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Filesize
18KB
MD5f5b0b3ed817c5fbea23b52bb0596287e
SHA1792b631d8c7c0deaa59bb9233f4f96780badcf1d
SHA256a7e608545c5370af0e13da3b8651cc474baa089d2b19af72ec5ef09803cd9612
SHA512a4b57ae380f905c50f381b83753322ea8a964c00dd1526ddab8e8f9724694327fee64f36f366334a7739fffba080272512558b09c2391d4e1742c52bd85380cc