Analysis
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max time kernel
131s -
max time network
152s -
resource
win10v191014
Task
task1
Sample
461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe
Resource
win7v191014
0 signatures
Task
task2
Sample
461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe
Resource
win10v191014
0 signatures
General
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Target
461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b
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Sample
191025-pzkgezzrxa
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SHA256
461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b
Score
N/A
Malware Config
Signatures
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Drops file in system dir 5 IoCs
description ioc pid Process File opened for modification C:\Windows\Debug\ESE.TXT 4600 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4600 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4600 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4600 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4600 svchost.exe -
Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs
description ioc pid Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer 4176 svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 4176 svchost.exe -
description ioc pid Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0" 4892 svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1" 4892 svchost.exe -
Drops startup file 1 IoCs
description ioc pid Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IntelRapid.lnk 4920 461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4920 wrote to memory of 4964 4920 461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe 72 PID 4208 wrote to memory of 1824 4208 SppExtComObj.exe 77 -
Executes dropped EXE 1 IoCs
pid Process 4964 IntelRapid.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4964 IntelRapid.exe -
Modifies service 2 TTPs 1 IoCs
description ioc pid Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\BITS\Performance\PerfMMFileName = "Global\\MMF_BITS5742a32a-a151-4444-8551-531922652fdb" 4600 svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe"C:\Users\Admin\AppData\Local\Temp\461add8a256e74ca872b6eccd281fc9026ff8a24900eaf4a27267e189ddec67b.exe"1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:4920
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"1⤵
- Executes dropped EXE
- Suspicious behavior: AddClipboardFormatListener
PID:4964
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:4208
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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:1824
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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:4600
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:4648
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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:4176
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc1⤵
- Windows security modification
PID:4892
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup1⤵PID:4900
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Additional techniques
- T1089
- T1031