Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 15:53
Static task
static1
Behavioral task
behavioral1
Sample
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe
Resource
win10v2004-20221111-en
General
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Target
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe
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Size
797KB
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MD5
25463ec11b0bbb41434e341f635ea57c
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SHA1
bff9fb76cdf9a7ab99caa49f34a0a32a22f815f7
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SHA256
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908
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SHA512
7c64ddcd1a581bb0df2daad1f8eb011939f549ec18ff86d41bac484ad9e4036be863c6d3053df8790d86369c7ea02d921e210fa4129a2a792c8111ef08c8c317
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SSDEEP
12288:0i6URcrZOvslozQHf6OWRrrb6IGbHnfErt7ouN/eqpcNoYx2eh:o6OE+IGbyt794ht2eh
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:
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\WinApp\\GoogleUpdate.exe.lnk" reg.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exepid process 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exedescription pid process Token: SeDebugPrivilege 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.execmd.exedescription pid process target process PID 964 wrote to memory of 3752 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe cmd.exe PID 964 wrote to memory of 3752 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe cmd.exe PID 964 wrote to memory of 3752 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe cmd.exe PID 3752 wrote to memory of 4768 3752 cmd.exe reg.exe PID 3752 wrote to memory of 4768 3752 cmd.exe reg.exe PID 3752 wrote to memory of 4768 3752 cmd.exe reg.exe PID 964 wrote to memory of 4268 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 4268 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3516 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3516 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3344 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3344 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3924 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 3924 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 4372 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe PID 964 wrote to memory of 4372 964 cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe iexplore.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe"C:\Users\Admin\AppData\Local\Temp\cdf8e50e8181aafe210944f84eaea8e54dc9024a09683292d66b4ec3314b9908.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:964 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"2⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"3⤵
- Adds Run key to start application
PID:4768 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵PID:4268
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵PID:3516
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵PID:3344
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵PID:3924
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵PID:4372