Analysis
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max time kernel
107s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 00:43
Static task
static1
Behavioral task
behavioral1
Sample
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe
Resource
win10v2004-20220901-en
General
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Target
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe
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Size
167KB
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MD5
75a4bb32f0c21fef986fc173da1f4ecd
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SHA1
c4bdb42e05e9097ba2ae739806f4300fa651427d
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SHA256
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
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SHA512
85894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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SSDEEP
3072:0LPfd85kN4bZF+WSUVwoludo+EryI2zgbXsVYQ4qiturfOnPtT34:6a5k4ZFPSUGfdoj127NZOna
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
igfxnd86.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxnd86.exe = "C:\\Windows\\SysWOW64\\igfxnd86.exe:*:Enabled:Intel Networking Service" igfxnd86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxnd86.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxnd86.exe = "C:\\Windows\\SysWOW64\\igfxnd86.exe:*:Enabled:Intel Networking Service" igfxnd86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List igfxnd86.exe -
Executes dropped EXE 2 IoCs
Processes:
igfxnd86.exeigfxnd86.exepid process 1912 igfxnd86.exe 2012 igfxnd86.exe -
Processes:
resource yara_rule behavioral1/memory/1232-62-0x0000000000400000-0x0000000000401000-memory.dmp upx behavioral1/memory/1232-63-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral1/memory/2012-71-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-73-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-74-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-78-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-79-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-80-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2012-81-0x0000000000400000-0x000000000044C000-memory.dmp upx -
Deletes itself 1 IoCs
Processes:
igfxnd86.exepid process 2012 igfxnd86.exe -
Loads dropped DLL 2 IoCs
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exepid process 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
igfxnd86.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run igfxnd86.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Networking Service = "C:\\Windows\\SysWOW64\\igfxnd86.exe" igfxnd86.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exeigfxnd86.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum igfxnd86.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 igfxnd86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe -
Drops file in System32 directory 4 IoCs
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exeigfxnd86.exedescription ioc process File opened for modification C:\Windows\SysWOW64\ 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe File opened for modification C:\Windows\SysWOW64\igfxnd86.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe File created C:\Windows\SysWOW64\igfxnd86.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe File opened for modification C:\Windows\SysWOW64\ igfxnd86.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exeigfxnd86.exedescription pid process target process PID 832 set thread context of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 1912 set thread context of 2012 1912 igfxnd86.exe igfxnd86.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:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exeigfxnd86.exepid process 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 2012 igfxnd86.exe 2012 igfxnd86.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exepid process 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exeigfxnd86.exeigfxnd86.exedescription pid process target process PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 832 wrote to memory of 1232 832 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe PID 1232 wrote to memory of 1912 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe igfxnd86.exe PID 1232 wrote to memory of 1912 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe igfxnd86.exe PID 1232 wrote to memory of 1912 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe igfxnd86.exe PID 1232 wrote to memory of 1912 1232 79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 1912 wrote to memory of 2012 1912 igfxnd86.exe igfxnd86.exe PID 2012 wrote to memory of 1276 2012 igfxnd86.exe Explorer.EXE PID 2012 wrote to memory of 1276 2012 igfxnd86.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe"C:\Users\Admin\AppData\Local\Temp\79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe"C:\Users\Admin\AppData\Local\Temp\79f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e.exe"3⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\igfxnd86.exe"C:\Windows\SysWOW64\igfxnd86.exe" C:\Users\Admin\AppData\Local\Temp\79F7A5~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\igfxnd86.exe"C:\Windows\SysWOW64\igfxnd86.exe" C:\Users\Admin\AppData\Local\Temp\79F7A5~1.EXE5⤵
- Modifies firewall policy service
- Executes dropped EXE
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Windows\SysWOW64\igfxnd86.exeFilesize
167KB
MD575a4bb32f0c21fef986fc173da1f4ecd
SHA1c4bdb42e05e9097ba2ae739806f4300fa651427d
SHA25679f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
SHA51285894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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C:\Windows\SysWOW64\igfxnd86.exeFilesize
167KB
MD575a4bb32f0c21fef986fc173da1f4ecd
SHA1c4bdb42e05e9097ba2ae739806f4300fa651427d
SHA25679f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
SHA51285894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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C:\Windows\SysWOW64\igfxnd86.exeFilesize
167KB
MD575a4bb32f0c21fef986fc173da1f4ecd
SHA1c4bdb42e05e9097ba2ae739806f4300fa651427d
SHA25679f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
SHA51285894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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\Windows\SysWOW64\igfxnd86.exeFilesize
167KB
MD575a4bb32f0c21fef986fc173da1f4ecd
SHA1c4bdb42e05e9097ba2ae739806f4300fa651427d
SHA25679f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
SHA51285894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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\Windows\SysWOW64\igfxnd86.exeFilesize
167KB
MD575a4bb32f0c21fef986fc173da1f4ecd
SHA1c4bdb42e05e9097ba2ae739806f4300fa651427d
SHA25679f7a5eb9379ddf6573ceb766fb8d75cd8d8a2e56f25ce58eddee1bcbb4af97e
SHA51285894bf419ca4cf6ee073530d508a43b859f002cc3b7c6b1a37c6670724aa872dfd5de280b995c3131f3de1aa972ceabcd46738e586e6be89137c1c88e74d231
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memory/1232-61-0x000000000044B000-0x000000000044C000-memory.dmpFilesize
4KB
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memory/1232-55-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1232-62-0x0000000000400000-0x0000000000401000-memory.dmpFilesize
4KB
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memory/1232-63-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/1232-60-0x0000000075F51000-0x0000000075F53000-memory.dmpFilesize
8KB
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memory/1232-54-0x0000000000000000-mapping.dmp
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memory/1232-59-0x000000000044B000-0x000000000044C000-memory.dmpFilesize
4KB
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memory/1232-56-0x0000000000432000-0x000000000044B000-memory.dmpFilesize
100KB
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memory/1232-58-0x0000000000432000-0x000000000044AA00-memory.dmpFilesize
98KB
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memory/1276-82-0x0000000002970000-0x000000000298E000-memory.dmpFilesize
120KB
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memory/1912-66-0x0000000000000000-mapping.dmp
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memory/2012-73-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-71-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-74-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-78-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-79-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-80-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-81-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2012-69-0x0000000000000000-mapping.dmp