Analysis
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max time kernel
148s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
21/01/2024, 09:19
Static task
static1
Behavioral task
behavioral1
Sample
6ceef262ae79d08819ff56e76ea48dca.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
6ceef262ae79d08819ff56e76ea48dca.exe
Resource
win10v2004-20231215-en
General
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Target
6ceef262ae79d08819ff56e76ea48dca.exe
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Size
139KB
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MD5
6ceef262ae79d08819ff56e76ea48dca
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SHA1
26e363aa952bab7a55b70640964c43acc9983303
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SHA256
386607167eaf8859eb668cfb05f11fb43cd2f6510b29cac1e1a301986580ea71
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SHA512
a5f74fd5a27c41a03173b198ed66d465d982add9da32b0782038716ca1f8406e9acd1c09e2728cf1955323ad2653a90af33dc083d5668c3d3d40f27858530d7c
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SSDEEP
3072:I22Oan9S2UkvtlcTPbsrHdc6RNkFs/2MiHBrU2GNEKbTsSNlBG0HEMcj:QtcPIULgTRNkFO2MSrU2uE+JNlj9cj
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
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List igfxdt86.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdt86.exe = "C:\\Windows\\SysWOW64\\igfxdt86.exe:*:Enabled:Intel Wifi Protocal" igfxdt86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxdt86.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdt86.exe = "C:\\Windows\\SysWOW64\\igfxdt86.exe:*:Enabled:Intel Wifi Protocal" igfxdt86.exe -
Deletes itself 1 IoCs
pid Process 2696 igfxdt86.exe -
Executes dropped EXE 2 IoCs
pid Process 2768 igfxdt86.exe 2696 igfxdt86.exe -
Loads dropped DLL 3 IoCs
pid Process 1988 6ceef262ae79d08819ff56e76ea48dca.exe 1988 6ceef262ae79d08819ff56e76ea48dca.exe 2768 igfxdt86.exe -
resource yara_rule behavioral1/memory/1988-2-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-4-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-5-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-7-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-8-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-9-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-10-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-11-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2696-31-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/1988-33-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2696-37-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2696-40-0x0000000000400000-0x000000000044C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Wifi Protocal = "C:\\Windows\\SysWOW64\\igfxdt86.exe" igfxdt86.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 igfxdt86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 6ceef262ae79d08819ff56e76ea48dca.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 6ceef262ae79d08819ff56e76ea48dca.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum igfxdt86.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\igfxdt86.exe 6ceef262ae79d08819ff56e76ea48dca.exe File opened for modification C:\Windows\SysWOW64\ igfxdt86.exe File opened for modification C:\Windows\SysWOW64\ 6ceef262ae79d08819ff56e76ea48dca.exe File opened for modification C:\Windows\SysWOW64\igfxdt86.exe 6ceef262ae79d08819ff56e76ea48dca.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2444 set thread context of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2768 set thread context of 2696 2768 igfxdt86.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1988 6ceef262ae79d08819ff56e76ea48dca.exe 1988 6ceef262ae79d08819ff56e76ea48dca.exe 2696 igfxdt86.exe 2696 igfxdt86.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 2444 wrote to memory of 1988 2444 6ceef262ae79d08819ff56e76ea48dca.exe 28 PID 1988 wrote to memory of 2768 1988 6ceef262ae79d08819ff56e76ea48dca.exe 29 PID 1988 wrote to memory of 2768 1988 6ceef262ae79d08819ff56e76ea48dca.exe 29 PID 1988 wrote to memory of 2768 1988 6ceef262ae79d08819ff56e76ea48dca.exe 29 PID 1988 wrote to memory of 2768 1988 6ceef262ae79d08819ff56e76ea48dca.exe 29 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2768 wrote to memory of 2696 2768 igfxdt86.exe 30 PID 2696 wrote to memory of 1068 2696 igfxdt86.exe 10 PID 2696 wrote to memory of 1068 2696 igfxdt86.exe 10
Processes
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C:\Users\Admin\AppData\Local\Temp\6ceef262ae79d08819ff56e76ea48dca.exe"C:\Users\Admin\AppData\Local\Temp\6ceef262ae79d08819ff56e76ea48dca.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Users\Admin\AppData\Local\Temp\6ceef262ae79d08819ff56e76ea48dca.exe"C:\Users\Admin\AppData\Local\Temp\6ceef262ae79d08819ff56e76ea48dca.exe"2⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\SysWOW64\igfxdt86.exe"C:\Windows\SysWOW64\igfxdt86.exe" C:\Users\Admin\AppData\Local\Temp\6CEEF2~1.EXE3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Windows\SysWOW64\igfxdt86.exe"C:\Windows\SysWOW64\igfxdt86.exe" C:\Users\Admin\AppData\Local\Temp\6CEEF2~1.EXE4⤵
- Modifies firewall policy service
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2696
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1068
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
139KB
MD56ceef262ae79d08819ff56e76ea48dca
SHA126e363aa952bab7a55b70640964c43acc9983303
SHA256386607167eaf8859eb668cfb05f11fb43cd2f6510b29cac1e1a301986580ea71
SHA512a5f74fd5a27c41a03173b198ed66d465d982add9da32b0782038716ca1f8406e9acd1c09e2728cf1955323ad2653a90af33dc083d5668c3d3d40f27858530d7c