Analysis
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max time kernel
60s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2022 08:39
Static task
static1
Behavioral task
behavioral1
Sample
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe
Resource
win7-20220812-en
General
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Target
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe
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Size
524KB
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MD5
2d66d5b6dbd25544368cba771513e858
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SHA1
d64a8d21cd36657168e818dc7eeedff52aa86976
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SHA256
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4
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SHA512
a34d13da811bec4df06f26405b4542488db4719bf83fb4f7bf2c37e6c8e7e0fc03427f0e92235eca2a7e6b1a43d04dd2c73d0e9c14f0f0ed363497e3e0a4504f
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SSDEEP
12288:PV15wLR2ts0EXSoGGMKpMG7cIdV6yY/lNRT2Khdt6LkokUkkkkUeGWlpkkkk6kkp:PH8Rg9StGGjyK1dVjY/lNRCUhLLp
Malware Config
Extracted
cybergate
v3.4.2.2
RPC GTA
94.102.53.192:1616
56MM714CB7PJXN
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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
explorer.exe
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install_dir
install
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install_file
server.exe
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install_flag
false
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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
cybergate
Signatures
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Modifies WinLogon for persistence 2 TTPs 2 IoCs
Processes:
Defender.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Program Files (x86)\\MicrosoftServices\\MicrosoftServices\\Defender.exe" Defender.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Program Files (x86)\\MicrosoftServices\\MicrosoftServices\\Defender.exe" Defender.exe -
Executes dropped EXE 2 IoCs
Processes:
Defender.execsrss.exepid process 1704 Defender.exe 2340 csrss.exe -
Processes:
resource yara_rule behavioral2/memory/1100-152-0x0000000010410000-0x0000000010480000-memory.dmp upx behavioral2/memory/2004-155-0x0000000010410000-0x0000000010480000-memory.dmp upx behavioral2/memory/2004-157-0x0000000010410000-0x0000000010480000-memory.dmp upx -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Defender.exe35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation Defender.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Defender.exedescription pid process target process PID 1704 set thread context of 1100 1704 Defender.exe AppLaunch.exe -
Drops file in Program Files directory 7 IoCs
Processes:
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exeDefender.exedescription ioc process File created C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe File opened for modification C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe File opened for modification C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe Defender.exe File opened for modification C:\Program Files (x86)\MicrosoftServices\ Defender.exe File opened for modification C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\ Defender.exe File created C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exe Defender.exe File opened for modification C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exe Defender.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
Defender.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Defender.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exeDefender.exepid process 4964 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe 1704 Defender.exe 1704 Defender.exe 1704 Defender.exe 1704 Defender.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exeDefender.exeAppLaunch.exedescription pid process Token: SeDebugPrivilege 4964 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe Token: SeDebugPrivilege 1704 Defender.exe Token: SeDebugPrivilege 1704 Defender.exe Token: SeDebugPrivilege 2004 AppLaunch.exe Token: SeDebugPrivilege 2004 AppLaunch.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exeDefender.exeAppLaunch.exedescription pid process target process PID 4964 wrote to memory of 1704 4964 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe Defender.exe PID 4964 wrote to memory of 1704 4964 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe Defender.exe PID 4964 wrote to memory of 1704 4964 35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe Defender.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 1100 1704 Defender.exe AppLaunch.exe PID 1704 wrote to memory of 2340 1704 Defender.exe csrss.exe PID 1704 wrote to memory of 2340 1704 Defender.exe csrss.exe PID 1704 wrote to memory of 2340 1704 Defender.exe csrss.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe PID 1100 wrote to memory of 2004 1100 AppLaunch.exe AppLaunch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe"C:\Users\Admin\AppData\Local\Temp\35cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe"C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe"C:\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\AppLaunch.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe"4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exe"C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exe" -keyhide -prochide 1100 -reg C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe -avkill-proc 1100 C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exe3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exeFilesize
524KB
MD52d66d5b6dbd25544368cba771513e858
SHA1d64a8d21cd36657168e818dc7eeedff52aa86976
SHA25635cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4
SHA512a34d13da811bec4df06f26405b4542488db4719bf83fb4f7bf2c37e6c8e7e0fc03427f0e92235eca2a7e6b1a43d04dd2c73d0e9c14f0f0ed363497e3e0a4504f
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\Defender.exeFilesize
524KB
MD52d66d5b6dbd25544368cba771513e858
SHA1d64a8d21cd36657168e818dc7eeedff52aa86976
SHA25635cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4
SHA512a34d13da811bec4df06f26405b4542488db4719bf83fb4f7bf2c37e6c8e7e0fc03427f0e92235eca2a7e6b1a43d04dd2c73d0e9c14f0f0ed363497e3e0a4504f
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exeFilesize
524KB
MD52d66d5b6dbd25544368cba771513e858
SHA1d64a8d21cd36657168e818dc7eeedff52aa86976
SHA25635cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4
SHA512a34d13da811bec4df06f26405b4542488db4719bf83fb4f7bf2c37e6c8e7e0fc03427f0e92235eca2a7e6b1a43d04dd2c73d0e9c14f0f0ed363497e3e0a4504f
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C:\Program Files (x86)\MicrosoftServices\MicrosoftServices\csrss.exeFilesize
524KB
MD52d66d5b6dbd25544368cba771513e858
SHA1d64a8d21cd36657168e818dc7eeedff52aa86976
SHA25635cb0ceef3f5542a5c6f3e0585eb07c0041df4b695ac92834b621c549a733bc4
SHA512a34d13da811bec4df06f26405b4542488db4719bf83fb4f7bf2c37e6c8e7e0fc03427f0e92235eca2a7e6b1a43d04dd2c73d0e9c14f0f0ed363497e3e0a4504f
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C:\Users\Admin\AppData\Local\Temp\Admin2.txtFilesize
234KB
MD5be6c709b461180a89cca1ba71cf200fe
SHA140fc7fda2220f00609c73ad05d1235b891abf2ab
SHA256cb2560aa344e9b0b96df9e3bced1516a562753d3b3e635367ab41d19b48c786e
SHA512f96648a749d34af53082ead5373111c2f52a2b6a8b75f9620d5c24fae29ffb412b466b82cf9f322fc4309d6b15168416bfd00fe5ab49374eac2611e5593c33f3
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memory/1100-143-0x0000000000400000-0x000000000044B000-memory.dmpFilesize
300KB
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memory/1100-144-0x0000000000400000-0x000000000044B000-memory.dmpFilesize
300KB
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memory/1100-152-0x0000000010410000-0x0000000010480000-memory.dmpFilesize
448KB
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memory/1100-140-0x0000000000000000-mapping.dmp
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memory/1100-142-0x0000000000400000-0x000000000044B000-memory.dmpFilesize
300KB
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memory/1100-141-0x0000000000400000-0x000000000044B000-memory.dmpFilesize
300KB
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memory/1704-138-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/1704-134-0x0000000000000000-mapping.dmp
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memory/1704-148-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/1704-139-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/2004-155-0x0000000010410000-0x0000000010480000-memory.dmpFilesize
448KB
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memory/2004-157-0x0000000010410000-0x0000000010480000-memory.dmpFilesize
448KB
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memory/2004-150-0x0000000000000000-mapping.dmp
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memory/2340-145-0x0000000000000000-mapping.dmp
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memory/2340-151-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/4964-132-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/4964-133-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB
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memory/4964-137-0x0000000074B10000-0x00000000750C1000-memory.dmpFilesize
5.7MB