Analysis
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max time kernel
176s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 13:26
Behavioral task
behavioral1
Sample
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
General
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Target
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
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Size
839KB
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MD5
f908b20304aadf00d5a0e107679bf442
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SHA1
2415c69b8b653d471ded52919bc115b9eb4e09ac
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SHA256
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd
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SHA512
b24a316057b6ecd5969c54735fc66c66d2ced313157cbc4e039b323d0dc36eeecd9d88ff0f8a0b2f1955af6bb59097ef5fae0978b65513263bccd794232c9837
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SSDEEP
24576:b/S8IpR72uoyJajtBc3CWhNpLOA2vWDqMq/qBq:7OavmkmCWpL+FtSs
Malware Config
Signatures
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Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
Processes:
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe -
Processes:
resource yara_rule behavioral2/memory/2492-132-0x0000000000400000-0x0000000000554000-memory.dmp upx behavioral2/memory/2492-146-0x0000000000400000-0x0000000000554000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exedescription pid process target process PID 2492 set thread context of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3008 4264 WerFault.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exepid process 4264 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe 4264 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exedescription pid process target process PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe PID 2492 wrote to memory of 4264 2492 a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe"C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exeC:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe2⤵
- Enumerates VirtualBox registry keys
- Suspicious behavior: EnumeratesProcesses
PID:4264 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 5323⤵
- Program crash
PID:3008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4264 -ip 42641⤵PID:1992