Analysis
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max time kernel
155s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 09:40
Static task
static1
Behavioral task
behavioral1
Sample
36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe
Resource
win10v2004-20220812-en
General
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Target
36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe
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Size
2.4MB
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MD5
8153645c943f751ada0e6c5bc7889b3a
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SHA1
1508d80e2a596a334e3b805d24ad9bd12278c117
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SHA256
36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a
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SHA512
418eba15af2b9a27a1cc88ed963047cef1e312686076f74033c6a0bd29d2f7c78e5876dd602adc12ede45d4380989ce57203f068e35042380e11796418d371ad
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SSDEEP
24576:D89z7zB5kXOt0TPEG2Ah0OcPbPaQq2CiB6oeWOvc9e2Nt2mkZQxSooqm3tKfyGO7:o9zfqd
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2144 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NEbBQ7L6PU = "C:\\Users\\Admin\\AppData\\Roaming\\oT0Wbewc\\nb70Dz0.exe.lnk" reg.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe File opened for modification C:\Windows\assembly\Desktop.ini 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4860 set thread context of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe File opened for modification C:\Windows\assembly\Desktop.ini 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe File opened for modification C:\Windows\assembly 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.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 2 IoCs
pid Process 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2144 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe Token: SeDebugPrivilege 2144 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2144 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4860 wrote to memory of 4824 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 81 PID 4860 wrote to memory of 4824 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 81 PID 4860 wrote to memory of 4824 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 81 PID 4824 wrote to memory of 2264 4824 cmd.exe 83 PID 4824 wrote to memory of 2264 4824 cmd.exe 83 PID 4824 wrote to memory of 2264 4824 cmd.exe 83 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84 PID 4860 wrote to memory of 2144 4860 36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe"C:\Users\Admin\AppData\Local\Temp\36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "NEbBQ7L6PU" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\oT0Wbewc\nb70Dz0.exe.lnk"2⤵
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "NEbBQ7L6PU" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\oT0Wbewc\nb70Dz0.exe.lnk"3⤵
- Adds Run key to start application
PID:2264
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C:\Users\Admin\AppData\Local\Temp\36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe"C:\Users\Admin\AppData\Local\Temp\36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2144
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\36366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a.exe
Filesize2.4MB
MD58153645c943f751ada0e6c5bc7889b3a
SHA11508d80e2a596a334e3b805d24ad9bd12278c117
SHA25636366a704a79506f67dd9d0641b6da262f17aaeae25b1b4e69514d3302aa450a
SHA512418eba15af2b9a27a1cc88ed963047cef1e312686076f74033c6a0bd29d2f7c78e5876dd602adc12ede45d4380989ce57203f068e35042380e11796418d371ad