Analysis
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max time kernel
152s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-08-2022 09:30
Static task
static1
Behavioral task
behavioral1
Sample
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe
Resource
win10v2004-20220812-en
General
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Target
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe
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Size
37KB
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MD5
b5930c6fbf0ecde4de2ba77415b97e18
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SHA1
67cab99dc14822289f9b8d1f0fb0e9d73ff45825
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SHA256
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3
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SHA512
63140881d7b03db395608b1fe095b0989aa2d87d017ae63eea34c8b3e04c3274ccc7ee31a4505c8334af1300844c4aec30a6a25dc692a34ec699b728a85620ea
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SSDEEP
384:O9kt7+7uIb00ERLA6m8KXAX3H3JGm9bN1v5N9EJqgxWUrxMKQ4XyY:vNTIcI8tX9B55gqgxWFKQiH
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Amkufwqq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Zsiicjamy\\Amkufwqq.exe\"" fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exedescription pid process target process PID 4872 set thread context of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI InstallUtil.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI InstallUtil.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exefe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exeInstallUtil.exepid process 2292 powershell.exe 2292 powershell.exe 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe 2804 InstallUtil.exe 2804 InstallUtil.exe 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 2424 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 2424 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
InstallUtil.exepid process 2804 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exepowershell.exedescription pid process Token: SeDebugPrivilege 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe Token: SeDebugPrivilege 2292 powershell.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exedescription pid process target process PID 4872 wrote to memory of 2292 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe powershell.exe PID 4872 wrote to memory of 2292 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe powershell.exe PID 4872 wrote to memory of 2292 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe powershell.exe PID 4872 wrote to memory of 4640 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 4640 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 4640 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe PID 4872 wrote to memory of 2804 4872 fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe"C:\Users\Admin\AppData\Local\Temp\fe2a9057323a5a5d47a4ab3cf9f4f9f86037b395c440da7bfb1e4164bc10abc3.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2292 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵PID:4640
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2804