Analysis
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max time kernel
191s -
max time network
199s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 08:18
Static task
static1
Behavioral task
behavioral1
Sample
d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe
Resource
win7-20221111-en
General
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Target
d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe
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Size
529KB
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MD5
fb4d81ec0e4b961d1fed3c31d663a90a
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SHA1
a14307aef747edb356bdcaa643eea1e645342013
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SHA256
d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24
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SHA512
08a08716cdc6fdea8f5844c61a44541dc8ac31900624414d0326e4a8599a8444612d242a3d5a824f23fca316665a157e01a32c4c58aedeb8e2f060e3d36b257c
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SSDEEP
12288:iws3BcN2emjotGtuy6H8eAtpVxagSCyVCbS0jYNFXifvS:iN3BWmoElNSCyVCe0jYLy
Malware Config
Extracted
cybergate
v1.02.7
remote
buenasondas.no-ip.biz:81
16X65KS0A215BO
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enable_keylogger
true
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enable_message_box
false
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ftp_directory
./logs/
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ftp_interval
30
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injected_process
csrss.exe
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install_dir
MsnSettings
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install_file
Updates.exe
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install_flag
true
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keylogger_enable_ftp
false
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message_box_caption
Remote Administration anywhere in the world.
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message_box_title
CyberGate
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password
dapimp
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regkey_hkcu
MsnPluss
-
regkey_hklm
MsnPluss
Signatures
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Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\MsnPluss = "C:\\Windows\\system32\\MsnSettings\\Updates.exe" d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\MsnPluss = "C:\\Windows\\system32\\MsnSettings\\Updates.exe" d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Executes dropped EXE 2 IoCs
pid Process 2928 Updates.exe 344 Updates.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3136IS50-K1MT-6832-6NG4-5RWLD3LL406E} explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3136IS50-K1MT-6832-6NG4-5RWLD3LL406E}\StubPath = "C:\\Windows\\system32\\MsnSettings\\Updates.exe" explorer.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3136IS50-K1MT-6832-6NG4-5RWLD3LL406E} d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3136IS50-K1MT-6832-6NG4-5RWLD3LL406E}\StubPath = "C:\\Windows\\system32\\MsnSettings\\Updates.exe Restart" d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
resource yara_rule behavioral2/memory/1916-143-0x0000000024010000-0x000000002406F000-memory.dmp upx behavioral2/memory/1916-148-0x0000000024070000-0x00000000240CF000-memory.dmp upx behavioral2/memory/1132-151-0x0000000024070000-0x00000000240CF000-memory.dmp upx behavioral2/memory/1132-152-0x0000000024070000-0x00000000240CF000-memory.dmp upx behavioral2/memory/1916-154-0x00000000240D0000-0x000000002412F000-memory.dmp upx behavioral2/memory/1916-161-0x0000000024130000-0x000000002418F000-memory.dmp upx behavioral2/memory/2440-164-0x0000000024130000-0x000000002418F000-memory.dmp upx behavioral2/memory/2440-166-0x0000000024130000-0x000000002418F000-memory.dmp upx behavioral2/memory/1132-168-0x0000000024070000-0x00000000240CF000-memory.dmp upx behavioral2/memory/2440-169-0x0000000024130000-0x000000002418F000-memory.dmp upx -
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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MsnPluss = "C:\\Windows\\system32\\MsnSettings\\Updates.exe" d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MsnPluss = "C:\\Windows\\system32\\MsnSettings\\Updates.exe" d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\MsnSettings\Updates.exe d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe File opened for modification C:\Windows\SysWOW64\MsnSettings\Updates.exe d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe File opened for modification C:\Windows\SysWOW64\MsnSettings\Updates.exe d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe File opened for modification C:\Windows\SysWOW64\MsnSettings\ d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1444 set thread context of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 2928 set thread context of 344 2928 Updates.exe 97 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 1592 344 WerFault.exe 97 -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2440 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2440 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe Token: SeDebugPrivilege 2440 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 2928 Updates.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1444 wrote to memory of 1916 1444 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 82 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44 PID 1916 wrote to memory of 388 1916 d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe 44
Processes
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C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"2⤵
- Adds policy Run key to start application
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- Modifies Installed Components in the registry
PID:1132
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵PID:1944
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C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"C:\Users\Admin\AppData\Local\Temp\d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24.exe"3⤵
- Checks computer location settings
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2440 -
C:\Windows\SysWOW64\MsnSettings\Updates.exe"C:\Windows\system32\MsnSettings\Updates.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
PID:2928 -
C:\Windows\SysWOW64\MsnSettings\Updates.exe"C:\Windows\SysWOW64\MsnSettings\Updates.exe"5⤵
- Executes dropped EXE
PID:344 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 344 -s 5766⤵
- Program crash
PID:1592
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 344 -ip 3441⤵PID:2028
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
219KB
MD5bbf4fe40815187a4869b736f1ebcc540
SHA1c2aeafafbbceec32125060f297694d2b4a452aed
SHA256dbce9c8651b488e79dab610eb269f57f737c71f57ba17461c1f30d347c6a2e5b
SHA512255f7ab8233a3e4819f496e6694d0071df6883542d88c15fac2df56a524780fb61047f503b74b607abbf3c19b4d6a7dd0d04e723d0c556ecbe03051568d6840d
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Filesize
529KB
MD5fb4d81ec0e4b961d1fed3c31d663a90a
SHA1a14307aef747edb356bdcaa643eea1e645342013
SHA256d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24
SHA51208a08716cdc6fdea8f5844c61a44541dc8ac31900624414d0326e4a8599a8444612d242a3d5a824f23fca316665a157e01a32c4c58aedeb8e2f060e3d36b257c
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Filesize
529KB
MD5fb4d81ec0e4b961d1fed3c31d663a90a
SHA1a14307aef747edb356bdcaa643eea1e645342013
SHA256d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24
SHA51208a08716cdc6fdea8f5844c61a44541dc8ac31900624414d0326e4a8599a8444612d242a3d5a824f23fca316665a157e01a32c4c58aedeb8e2f060e3d36b257c
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Filesize
529KB
MD5fb4d81ec0e4b961d1fed3c31d663a90a
SHA1a14307aef747edb356bdcaa643eea1e645342013
SHA256d37befc983e4585d2c5779de018cc527f517f3b3c98919555d0365fe701e1a24
SHA51208a08716cdc6fdea8f5844c61a44541dc8ac31900624414d0326e4a8599a8444612d242a3d5a824f23fca316665a157e01a32c4c58aedeb8e2f060e3d36b257c