Analysis
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max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11-02-2023 13:11
Static task
static1
Behavioral task
behavioral1
Sample
bios.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
bios.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral3
Sample
project information.lnk
Resource
win7-20221111-en
Behavioral task
behavioral4
Sample
project information.lnk
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
topicsMain.bat
Resource
win7-20220812-en
General
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Target
topicsMain.bat
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Size
1KB
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MD5
5ac482d3d3dce722972fae6a69fc8bce
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SHA1
66744f07e3775b22572d1fd8fc60a58b47babc96
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SHA256
311b4dc7cb37d5e22502ac5e6e7414ed3fc94777dac8cb0d7f234e3fd6702143
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SHA512
abea1cddd5ad90c7b1f2859a14724a04bcfab61f38cbb81686ecb338d8f70d040afe0eaf1f572dfb7be26a9c9605cd44682ffa6335f90bcc8993d1d4eba0dc8e
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1628 wrote to memory of 1376 1628 cmd.exe 29 PID 1628 wrote to memory of 1376 1628 cmd.exe 29 PID 1628 wrote to memory of 1376 1628 cmd.exe 29 PID 1376 wrote to memory of 632 1376 cmd.exe 30 PID 1376 wrote to memory of 632 1376 cmd.exe 30 PID 1376 wrote to memory of 632 1376 cmd.exe 30
Processes
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C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\topicsMain.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\system32\cmd.execmd.exe /c start /b /min copy /Y C:\Windows\System32\rundll32.exe C:\ProgramData\TUmLJFkwKhG.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /K copy /Y C:\Windows\System32\rundll32.exe C:\ProgramData\TUmLJFkwKhG.exe3⤵PID:632
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