Analysis
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max time kernel
149s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02-04-2024 10:31
Static task
static1
Behavioral task
behavioral1
Sample
6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe
Resource
win7-20240220-en
General
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Target
6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe
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Size
2.6MB
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MD5
55e393da1714013720ddf266c7906f43
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SHA1
91a636913604184c010c2d9e0b331a804a2c0ab4
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SHA256
6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957
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SHA512
40a61e1d461717e45eff3be6b22561ac39c2ef1af39b46f7d149fe823d14a06bb99605a78e794d6447ece43ce6b4854192e47ad993ed4a2e78479bc7e155fe8a
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SSDEEP
49152:VvONaX/Lpt/IvKfeF4tIDpdIA/gvCRtDKYZ8NfBcPQSqzULJgxl6Y4KB7KkP3C+Y:VGNajwvKfpyMdvCRNZZ8NJcPQSEU9Q6z
Malware Config
Extracted
redline
tg
163.5.112.53:51523
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\b.exe family_redline behavioral2/memory/4856-27-0x00000000004B0000-0x00000000004CE000-memory.dmp family_redline -
SectopRAT payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\b.exe family_sectoprat behavioral2/memory/4856-27-0x00000000004B0000-0x00000000004CE000-memory.dmp family_sectoprat -
XMRig Miner payload 13 IoCs
Processes:
resource yara_rule behavioral2/memory/4500-375-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-376-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-378-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-379-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-380-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-381-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-382-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-383-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-384-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-388-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-389-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-390-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/4500-391-0x0000000140000000-0x0000000140848000-memory.dmp xmrig -
Creates new service(s) 1 TTPs
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Stops running service(s) 3 TTPs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe -
Executes dropped EXE 3 IoCs
Processes:
a.exeb.exewfnmgjmvvtwt.exepid process 4924 a.exe 4856 b.exe 4828 wfnmgjmvvtwt.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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Processes:
resource yara_rule behavioral2/memory/4500-370-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-371-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-373-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-372-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-374-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-375-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-376-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-378-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-379-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-380-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-381-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-382-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-383-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-384-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-388-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-389-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-390-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/4500-391-0x0000000140000000-0x0000000140848000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 4 IoCs
Processes:
powershell.exewfnmgjmvvtwt.exea.exedescription ioc process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\system32\MRT.exe wfnmgjmvvtwt.exe File opened for modification C:\Windows\system32\MRT.exe a.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
wfnmgjmvvtwt.exedescription pid process target process PID 4828 set thread context of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 set thread context of 4500 4828 wfnmgjmvvtwt.exe conhost.exe -
Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exesc.exepid process 4384 sc.exe 3976 sc.exe 3868 sc.exe 2732 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 46 IoCs
Processes:
powershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exepowershell.exeb.exea.exepowershell.exewfnmgjmvvtwt.exepowershell.execonhost.exepid process 1948 powershell.exe 2420 powershell.exe 2420 powershell.exe 1948 powershell.exe 4856 b.exe 4856 b.exe 4924 a.exe 4468 powershell.exe 4468 powershell.exe 4924 a.exe 4924 a.exe 4924 a.exe 4924 a.exe 4924 a.exe 4828 wfnmgjmvvtwt.exe 1492 powershell.exe 1492 powershell.exe 4828 wfnmgjmvvtwt.exe 4828 wfnmgjmvvtwt.exe 4828 wfnmgjmvvtwt.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe 4500 conhost.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
powershell.exepowershell.exeb.exepowershell.exepowershell.execonhost.exedescription pid process Token: SeDebugPrivilege 2420 powershell.exe Token: SeDebugPrivilege 1948 powershell.exe Token: SeDebugPrivilege 4856 b.exe Token: SeDebugPrivilege 4468 powershell.exe Token: SeDebugPrivilege 1492 powershell.exe Token: SeLockMemoryPrivilege 4500 conhost.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.execmd.exewfnmgjmvvtwt.execmd.exedescription pid process target process PID 4984 wrote to memory of 2420 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 2420 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 2420 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 1948 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 1948 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 1948 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe powershell.exe PID 4984 wrote to memory of 4924 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe a.exe PID 4984 wrote to memory of 4924 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe a.exe PID 4984 wrote to memory of 4856 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe b.exe PID 4984 wrote to memory of 4856 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe b.exe PID 4984 wrote to memory of 4856 4984 6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe b.exe PID 5012 wrote to memory of 5096 5012 cmd.exe wusa.exe PID 5012 wrote to memory of 5096 5012 cmd.exe wusa.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 2332 wrote to memory of 4708 2332 cmd.exe wusa.exe PID 2332 wrote to memory of 4708 2332 cmd.exe wusa.exe PID 4828 wrote to memory of 3484 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 4500 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 4500 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 4500 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 4500 4828 wfnmgjmvvtwt.exe conhost.exe PID 4828 wrote to memory of 4500 4828 wfnmgjmvvtwt.exe conhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe"C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHYAdABpACMAPgBBAGQAZAAtAFQAeQBwAGUAIAAtAEEAcwBzAGUAbQBiAGwAeQBOAGEAbQBlACAAUwB5AHMAdABlAG0ALgBXAGkAbgBkAG8AdwBzAC4ARgBvAHIAbQBzADsAPAAjAGsAcABhACMAPgBbAFMAeQBzAHQAZQBtAC4AVwBpAG4AZABvAHcAcwAuAEYAbwByAG0AcwAuAE0AZQBzAHMAYQBnAGUAQgBvAHgAXQA6ADoAUwBoAG8AdwAoACcAVABoAGkAcwAgAGMAbwBtAHAAdQB0AGUAcgAgAGkAcwAgAG4AbwB0ACAAcwB1AHAAcABvAHIAdABlAGQALAAgAHAAbABlAGEAcwBlACAAdAByAHkAIABhAGcAYQBpAG4AIABvAG4AIABhAG4AbwB0AGgAZQByACcALAAnACcALAAnAE8ASwAnACwAJwBFAHIAcgBvAHIAJwApADwAIwB5AGMAYQAjAD4A"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGYAbABmACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGQAagBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHkAYwBzACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGwAcAB5ACMAPgA="2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\a.exe"C:\Users\Admin\AppData\Roaming\a.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart4⤵
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "TDFIYZSJ"3⤵
- Launches sc.exe
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "TDFIYZSJ" binpath= "C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe" start= "auto"3⤵
- Launches sc.exe
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog3⤵
- Launches sc.exe
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "TDFIYZSJ"3⤵
- Launches sc.exe
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C:\Users\Admin\AppData\Roaming\b.exe"C:\Users\Admin\AppData\Roaming\b.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exeC:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵
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C:\Windows\system32\conhost.execonhost.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
17KB
MD580d0f72c8ae4d9042eae908b76adf8e1
SHA121da7a4e7621a117a4c775773ef56e0bad05a8ea
SHA256149302684e1710032e369287b6e699a8511744fb31d9f7ed378b308b826b88bf
SHA512da427a895a519d6a687ef282c2fe59a18f75dc58a6ba6d53bef1701c92821fc975d997722c71052d0d51610f9b46dafaefaac2fd9e6e93d76ecc0aa86537bf30
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wtd4f4u5.fsk.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp61FA.tmpFilesize
46KB
MD502d2c46697e3714e49f46b680b9a6b83
SHA184f98b56d49f01e9b6b76a4e21accf64fd319140
SHA256522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9
SHA51260348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac
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C:\Users\Admin\AppData\Local\Temp\tmp6210.tmpFilesize
92KB
MD517a7df30f13c3da857d658cacd4d32b5
SHA1a7263013b088e677410d35f4cc4df02514cb898c
SHA256c44cbdf2dbfb3ea10d471fa39c9b63e6e2fc00f1add109d51419b208a426f4d0
SHA512ea96cc3e2a44d2adeca4ecb4b8875a808ef041a6a5b4ae77b6bfd1600dd31f449b51b1a5997064c43e5111861ac4e3bc40a55db6a39d6323c0b00ff26d113b72
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C:\Users\Admin\AppData\Local\Temp\tmp623B.tmpFilesize
48KB
MD5349e6eb110e34a08924d92f6b334801d
SHA1bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA5122a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
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C:\Users\Admin\AppData\Local\Temp\tmp6251.tmpFilesize
20KB
MD549693267e0adbcd119f9f5e02adf3a80
SHA13ba3d7f89b8ad195ca82c92737e960e1f2b349df
SHA256d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
SHA512b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2
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C:\Users\Admin\AppData\Local\Temp\tmp6257.tmpFilesize
116KB
MD5f70aa3fa04f0536280f872ad17973c3d
SHA150a7b889329a92de1b272d0ecf5fce87395d3123
SHA2568d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA51230675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84
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C:\Users\Admin\AppData\Local\Temp\tmp6272.tmpFilesize
96KB
MD5d367ddfda80fdcf578726bc3b0bc3e3c
SHA123fcd5e4e0e5e296bee7e5224a8404ecd92cf671
SHA2560b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0
SHA51240e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77
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C:\Users\Admin\AppData\Roaming\a.exeFilesize
2.5MB
MD56fd62e635b39a02ba8cac6fc124c9475
SHA1e13080b9cc546e44a9f1c419ba86aeb190a14b2d
SHA25678b9d7e485026278b02a1961999ad99cdfa988fbf4403767db5d10d1473e9870
SHA512e77432582e6abcc0fd86ed997c9c4619bd67a044d33a752e1cf3ceb8008cea27c540949183b80f9dee8a41614cff54afe79c5db294efcb72b27685fcf1010cdc
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C:\Users\Admin\AppData\Roaming\b.exeFilesize
95KB
MD5184ac479b3a878e9ac5535770ca34a2b
SHA11f99039911cc2cfd1a62ce348429ddd0f4435a60
SHA2568e28a0090832a76cf71c417cb1bf7990b9af86be258b732117a47f624387083c
SHA512e0f5185ae890b902ea5325066df23959106712e7990e120a1b9752bbd0331cac968af5ddd6092f75a1c576d4c83f4093dfbf53a2c90870d1c02b31a0e8282bb4
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memory/1492-354-0x000002EA6C570000-0x000002EA6C58A000-memory.dmpFilesize
104KB
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memory/1492-348-0x000002EA6C2E0000-0x000002EA6C2FC000-memory.dmpFilesize
112KB
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memory/1492-338-0x000002EA51890000-0x000002EA518A0000-memory.dmpFilesize
64KB
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memory/1492-333-0x00007FFF6B680000-0x00007FFF6C141000-memory.dmpFilesize
10.8MB
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memory/1492-350-0x000002EA6C300000-0x000002EA6C3B5000-memory.dmpFilesize
724KB
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memory/1492-349-0x000002EA51890000-0x000002EA518A0000-memory.dmpFilesize
64KB
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memory/1492-351-0x000002EA6C3C0000-0x000002EA6C3CA000-memory.dmpFilesize
40KB
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memory/1492-352-0x000002EA6C530000-0x000002EA6C54C000-memory.dmpFilesize
112KB
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memory/1492-353-0x000002EA6C510000-0x000002EA6C51A000-memory.dmpFilesize
40KB
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memory/1492-356-0x000002EA6C550000-0x000002EA6C556000-memory.dmpFilesize
24KB
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memory/1492-355-0x000002EA6C520000-0x000002EA6C528000-memory.dmpFilesize
32KB
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memory/1492-357-0x000002EA6C560000-0x000002EA6C56A000-memory.dmpFilesize
40KB
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memory/1492-358-0x000002EA51890000-0x000002EA518A0000-memory.dmpFilesize
64KB
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memory/1948-59-0x000000007EEB0000-0x000000007EEC0000-memory.dmpFilesize
64KB
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memory/1948-19-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB
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memory/1948-58-0x0000000006BB0000-0x0000000006BE2000-memory.dmpFilesize
200KB
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memory/1948-61-0x00000000746E0000-0x000000007472C000-memory.dmpFilesize
304KB
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memory/1948-24-0x0000000000A70000-0x0000000000A80000-memory.dmpFilesize
64KB
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memory/1948-73-0x0000000000A70000-0x0000000000A80000-memory.dmpFilesize
64KB
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memory/1948-72-0x0000000006B90000-0x0000000006BAE000-memory.dmpFilesize
120KB
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memory/1948-74-0x0000000006E00000-0x0000000006EA3000-memory.dmpFilesize
652KB
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memory/1948-22-0x0000000000A70000-0x0000000000A80000-memory.dmpFilesize
64KB
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memory/1948-33-0x00000000055E0000-0x0000000005646000-memory.dmpFilesize
408KB
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memory/1948-77-0x0000000006FC0000-0x0000000006FCA000-memory.dmpFilesize
40KB
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memory/1948-78-0x00000000071E0000-0x0000000007276000-memory.dmpFilesize
600KB
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memory/1948-79-0x0000000007150000-0x0000000007161000-memory.dmpFilesize
68KB
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memory/1948-80-0x0000000007190000-0x000000000719E000-memory.dmpFilesize
56KB
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memory/1948-81-0x00000000071A0000-0x00000000071B4000-memory.dmpFilesize
80KB
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memory/1948-82-0x0000000007280000-0x000000000729A000-memory.dmpFilesize
104KB
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memory/1948-83-0x00000000071D0000-0x00000000071D8000-memory.dmpFilesize
32KB
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memory/1948-86-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB
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memory/1948-32-0x0000000005570000-0x00000000055D6000-memory.dmpFilesize
408KB
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memory/1948-53-0x0000000005750000-0x0000000005AA4000-memory.dmpFilesize
3.3MB
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memory/2420-20-0x0000000002750000-0x0000000002786000-memory.dmpFilesize
216KB
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memory/2420-26-0x0000000002880000-0x0000000002890000-memory.dmpFilesize
64KB
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memory/2420-60-0x0000000007330000-0x00000000079AA000-memory.dmpFilesize
6.5MB
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memory/2420-25-0x0000000004FC0000-0x00000000055E8000-memory.dmpFilesize
6.2MB
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memory/2420-90-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB
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memory/2420-62-0x0000000006250000-0x000000000626A000-memory.dmpFilesize
104KB
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memory/2420-18-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB
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memory/2420-56-0x0000000005D30000-0x0000000005D4E000-memory.dmpFilesize
120KB
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memory/2420-75-0x0000000007F60000-0x0000000008504000-memory.dmpFilesize
5.6MB
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memory/2420-76-0x0000000007110000-0x00000000071A2000-memory.dmpFilesize
584KB
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memory/2420-30-0x0000000004E70000-0x0000000004E92000-memory.dmpFilesize
136KB
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memory/2420-21-0x0000000002880000-0x0000000002890000-memory.dmpFilesize
64KB
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memory/3484-365-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/3484-363-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/3484-362-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/3484-366-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/3484-368-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/3484-364-0x0000000140000000-0x000000014000E000-memory.dmpFilesize
56KB
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memory/4468-323-0x00007FFF6B680000-0x00007FFF6C141000-memory.dmpFilesize
10.8MB
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memory/4468-320-0x000001EDAD830000-0x000001EDAD840000-memory.dmpFilesize
64KB
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memory/4468-306-0x000001EDAF950000-0x000001EDAF972000-memory.dmpFilesize
136KB
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memory/4468-317-0x00007FFF6B680000-0x00007FFF6C141000-memory.dmpFilesize
10.8MB
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memory/4468-318-0x000001EDAD830000-0x000001EDAD840000-memory.dmpFilesize
64KB
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memory/4500-379-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-381-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-391-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-390-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-389-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-388-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-384-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-383-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-382-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-380-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-378-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-377-0x000001C2C3200000-0x000001C2C3220000-memory.dmpFilesize
128KB
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memory/4500-370-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-371-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-376-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-375-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-373-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-372-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4500-374-0x0000000140000000-0x0000000140848000-memory.dmpFilesize
8.3MB
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memory/4856-27-0x00000000004B0000-0x00000000004CE000-memory.dmpFilesize
120KB
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memory/4856-57-0x0000000005040000-0x000000000514A000-memory.dmpFilesize
1.0MB
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memory/4856-92-0x0000000006A30000-0x0000000006F5C000-memory.dmpFilesize
5.2MB
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memory/4856-93-0x0000000006770000-0x00000000067E6000-memory.dmpFilesize
472KB
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memory/4856-31-0x00000000027E0000-0x00000000027F2000-memory.dmpFilesize
72KB
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memory/4856-94-0x0000000006A00000-0x0000000006A1E000-memory.dmpFilesize
120KB
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memory/4856-91-0x0000000006330000-0x00000000064F2000-memory.dmpFilesize
1.8MB
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memory/4856-55-0x0000000004E00000-0x0000000004E4C000-memory.dmpFilesize
304KB
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memory/4856-29-0x0000000005480000-0x0000000005A98000-memory.dmpFilesize
6.1MB
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memory/4856-39-0x0000000004DC0000-0x0000000004DFC000-memory.dmpFilesize
240KB
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memory/4856-54-0x0000000004E50000-0x0000000004E60000-memory.dmpFilesize
64KB
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memory/4856-28-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB
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memory/4856-327-0x0000000004E50000-0x0000000004E60000-memory.dmpFilesize
64KB
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memory/4856-319-0x0000000073170000-0x0000000073920000-memory.dmpFilesize
7.7MB