Analysis
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max time kernel
170s -
max time network
84s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 11:07
Static task
static1
Behavioral task
behavioral1
Sample
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe
Resource
win10v2004-20221111-en
General
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Target
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe
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Size
132KB
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MD5
2b4fe245df64b7cdeb44e6121d0b7bcc
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SHA1
1bf119e14a8ad39db0f8049a72aa5cb691909dc0
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SHA256
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3
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SHA512
8eac5cd8f2e3b59bceecc7f5f7d8d9a6cb75e66060d97ad9ecc6ef2623cdc14c88cef45bff7ed86f3b328189757ee47ac1c8eeae14a928505ad81370351dd5d7
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SSDEEP
3072:67rL0ZWRAarPsmCAbgDL5Lb2/gY/o/wbw9be86WTApqPPnQM/R:0cRarUmCAYb2e/Aw3zYqAYR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
windowsnnt.exepid process 952 windowsnnt.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
windowsnnt.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run windowsnnt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft® ActiveX Debuguer XP = "\"c:\\windows\\windowsnnt.exe\"" windowsnnt.exe -
Drops file in Windows directory 3 IoCs
Processes:
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exewindowsnnt.exedescription ioc process File created \??\c:\windows\windowsnnt.exe bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe File opened for modification \??\c:\windows\windowsnnt.exe bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe File created C:\Windows\ieupdate.dat windowsnnt.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exewindowsnnt.exepid process 1756 bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe 952 windowsnnt.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exedescription pid process target process PID 1756 wrote to memory of 952 1756 bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe windowsnnt.exe PID 1756 wrote to memory of 952 1756 bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe windowsnnt.exe PID 1756 wrote to memory of 952 1756 bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe windowsnnt.exe PID 1756 wrote to memory of 952 1756 bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe windowsnnt.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe"C:\Users\Admin\AppData\Local\Temp\bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3.exe"1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756 -
\??\c:\windows\windowsnnt.exec:\windows\windowsnnt.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:952
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
132KB
MD52b4fe245df64b7cdeb44e6121d0b7bcc
SHA11bf119e14a8ad39db0f8049a72aa5cb691909dc0
SHA256bae97fa7db6958f006d8751cdc838d8cf9025c7da85fac33aedf96d6d0d6eeb3
SHA5128eac5cd8f2e3b59bceecc7f5f7d8d9a6cb75e66060d97ad9ecc6ef2623cdc14c88cef45bff7ed86f3b328189757ee47ac1c8eeae14a928505ad81370351dd5d7