Analysis
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max time kernel
131s -
max time network
151s -
resource
win10v191014
Task
task1
Sample
8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221.exe
Resource
win7v191014
0 signatures
Task
task2
Sample
8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221.exe
Resource
win10v191014
0 signatures
General
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Target
8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221
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Sample
191025-mk1qry8j2e
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SHA256
8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221
Score
N/A
Malware Config
Signatures
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Drops file in system dir 5 IoCs
Processes:
svchost.exedescription ioc pid process File opened for modification C:\Windows\Debug\ESE.TXT 4060 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4060 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4060 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4060 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4060 svchost.exe -
Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs
Processes:
svchost.exedescription ioc pid process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer 4372 svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 4372 svchost.exe -
Processes:
svchost.exedescription ioc pid process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0" 4176 svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1" 4176 svchost.exe -
Suspicious use of WriteProcessMemory 1 IoCs
Processes:
SppExtComObj.exedescription pid process target process PID 5084 wrote to memory of 5112 5084 SppExtComObj.exe SLUI.exe -
Modifies service 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc pid process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\BITS\Performance\PerfMMFileName = "Global\\MMF_BITS193f7e43-9135-4081-bc97-a4e71347a895" 4060 svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221.exe"C:\Users\Admin\AppData\Local\Temp\8273d33b457a58460b747fb1b25c085108228729667ece091f2d0bef5b193221.exe"1⤵PID:4924
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:5084
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C:\Windows\System32\SLUI.exe"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent1⤵PID:5112
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s BITS1⤵
- Drops file in system dir
- Modifies service
PID:4060
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:4496
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s DoSvc1⤵
- Checks system information in the registry (likely anti-VM)
PID:4372
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup1⤵PID:4272
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc1⤵
- Windows security modification
PID:4176
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Additional techniques
- T1089
- T1031