Analysis
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max time kernel
149s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-10-2022 18:12
Static task
static1
Behavioral task
behavioral1
Sample
00f90fc0890f947bfdf43d41552e2900.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
00f90fc0890f947bfdf43d41552e2900.exe
Resource
win10v2004-20220812-en
General
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Target
00f90fc0890f947bfdf43d41552e2900.exe
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Size
4.1MB
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MD5
00f90fc0890f947bfdf43d41552e2900
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SHA1
66fbfc224ee19e1ae6937751016de44ce5c45a2e
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SHA256
62b5ea27124b3ab6c3a6f959395480bef69be1d40cae609c394db7a362dfbac9
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SHA512
b1c9d1d0f8b7cbdda8748eeeae72b8f8ef46681df4cde606e46c1ee96f42bee39a9eb97b15233ec24033c4ae711d3fc824f8b563c652dd9356c4f12754219e17
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SSDEEP
24576:rKPV0sGZSILwa6Y9UfUMSR9iUFqNLcrLfQkF2uU5J9VF/08ixUoNQhGnD58fKj7L:d
Malware Config
Extracted
bitrat
1.38
bendiciones5.con-ip.com:7777
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communication_password
202cb962ac59075b964b07152d234b70
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install_dir
AppData
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install_file
Discord.exe
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tor_process
tor
Signatures
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Processes:
resource yara_rule behavioral2/memory/216-144-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/216-145-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/216-146-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/216-147-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/216-148-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/216-151-0x0000000000400000-0x00000000007E4000-memory.dmp upx -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
00f90fc0890f947bfdf43d41552e2900.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 00f90fc0890f947bfdf43d41552e2900.exe -
Adds Run key to start application 2 TTPs 6 IoCs
Processes:
InstallUtil.exe00f90fc0890f947bfdf43d41552e2900.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Discord = "C:\\Users\\Admin\\AppData\\Local\\AppData\\Discord.exe䜀" InstallUtil.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Discord = "C:\\Users\\Admin\\AppData\\Local\\AppData\\Discord.exeȀ" InstallUtil.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Discord = "C:\\Users\\Admin\\AppData\\Local\\AppData\\Discord.exe䨀" InstallUtil.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Discord = "C:\\Users\\Admin\\AppData\\Local\\AppData\\Discord.exe䄀" InstallUtil.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\Qztqbstyd\\chrome.exe\"" 00f90fc0890f947bfdf43d41552e2900.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Discord = "C:\\Users\\Admin\\AppData\\Local\\AppData\\Discord.exe" InstallUtil.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
Processes:
InstallUtil.exepid process 216 InstallUtil.exe 216 InstallUtil.exe 216 InstallUtil.exe 216 InstallUtil.exe 216 InstallUtil.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
00f90fc0890f947bfdf43d41552e2900.exedescription pid process target process PID 4696 set thread context of 216 4696 00f90fc0890f947bfdf43d41552e2900.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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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exe00f90fc0890f947bfdf43d41552e2900.exepid process 1676 powershell.exe 1676 powershell.exe 4696 00f90fc0890f947bfdf43d41552e2900.exe 4696 00f90fc0890f947bfdf43d41552e2900.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exe00f90fc0890f947bfdf43d41552e2900.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1676 powershell.exe Token: SeDebugPrivilege 4696 00f90fc0890f947bfdf43d41552e2900.exe Token: SeShutdownPrivilege 216 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
InstallUtil.exepid process 216 InstallUtil.exe 216 InstallUtil.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
00f90fc0890f947bfdf43d41552e2900.exedescription pid process target process PID 4696 wrote to memory of 1676 4696 00f90fc0890f947bfdf43d41552e2900.exe powershell.exe PID 4696 wrote to memory of 1676 4696 00f90fc0890f947bfdf43d41552e2900.exe powershell.exe PID 4696 wrote to memory of 1676 4696 00f90fc0890f947bfdf43d41552e2900.exe powershell.exe PID 4696 wrote to memory of 4092 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 4092 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 4092 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe PID 4696 wrote to memory of 216 4696 00f90fc0890f947bfdf43d41552e2900.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\00f90fc0890f947bfdf43d41552e2900.exe"C:\Users\Admin\AppData\Local\Temp\00f90fc0890f947bfdf43d41552e2900.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
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/216-143-0x0000000000000000-mapping.dmp
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memory/216-152-0x00000000747E0000-0x0000000074819000-memory.dmpFilesize
228KB
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memory/216-151-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/216-150-0x00000000744A0000-0x00000000744D9000-memory.dmpFilesize
228KB
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memory/216-149-0x00000000747E0000-0x0000000074819000-memory.dmpFilesize
228KB
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memory/216-148-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/216-147-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/216-146-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/216-145-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/216-144-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/1676-137-0x0000000005B50000-0x0000000005BB6000-memory.dmpFilesize
408KB
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memory/1676-141-0x0000000006790000-0x00000000067AA000-memory.dmpFilesize
104KB
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memory/1676-140-0x00000000078E0000-0x0000000007F5A000-memory.dmpFilesize
6.5MB
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memory/1676-139-0x00000000062B0000-0x00000000062CE000-memory.dmpFilesize
120KB
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memory/1676-138-0x0000000005C70000-0x0000000005CD6000-memory.dmpFilesize
408KB
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memory/1676-136-0x0000000005430000-0x0000000005A58000-memory.dmpFilesize
6.2MB
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memory/1676-135-0x0000000004CF0000-0x0000000004D26000-memory.dmpFilesize
216KB
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memory/1676-134-0x0000000000000000-mapping.dmp
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memory/4092-142-0x0000000000000000-mapping.dmp
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memory/4696-132-0x0000000000030000-0x0000000000454000-memory.dmpFilesize
4.1MB
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memory/4696-133-0x0000000005960000-0x0000000005982000-memory.dmpFilesize
136KB