Analysis
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max time kernel
166s -
max time network
226s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
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submitted
29-11-2022 16:09
General
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Target
35baf6f8455ddb5dbac2a40ffdbbdae04b24f2c34af9dc4eabd7d4acded031cc.exe
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Size
205KB
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MD5
bd718e216ccae05a3d9258ee9e8d2cf3
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SHA1
ea5110f9040d9b5af98aa902f2ad6516e95144ab
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SHA256
35baf6f8455ddb5dbac2a40ffdbbdae04b24f2c34af9dc4eabd7d4acded031cc
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SHA512
9822b2a190032c2937700288b84c4dee72a9bf4ac931a4e68aa0c3b5bfe21c2a62c4381bd6fb956838895334519dd5f0d31f1ecbbdc67306da3395ffcb4d293d
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SSDEEP
3072:a22O81KXCQu7d1sc1/1QB9EHazy+gSqbncI2i2gV+dwYun6g3Yu06ZoQs:a22TQu7dJXa3qjv2c55n6qYupS7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
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Deletes itself 1 IoCs
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Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Drops desktop.ini file(s) 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 5 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of SendNotifyMessage 2 IoCs
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Suspicious use of UnmapMainImage 2 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Windows\system32\csrss.exe%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=161⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\35baf6f8455ddb5dbac2a40ffdbbdae04b24f2c34af9dc4eabd7d4acded031cc.exe"C:\Users\Admin\AppData\Local\Temp\35baf6f8455ddb5dbac2a40ffdbbdae04b24f2c34af9dc4eabd7d4acded031cc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
52KB
MD56bf2039986af96d98e08824ac6c383fd
SHA10bb6384656a96943cb427baa92446f987219a02e
SHA256a3e03454ff636f4cdd0a95b856ea9e7857cd3ce0fd2bc6d528ab45781349103f
SHA512fae378badcd6b45d69705d11fe5feb2d9f93fa444249c13aff9b150359ffdbcfe2b160731e193d3e19b6eef18d2ef01de41549a1c2bbdf59501f901511f9068e
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Filesize
2KB
MD549aa256538cc98345b626858a522c85d
SHA1debad895426b3b11ca92a241414c8fd9b09fefa6
SHA2568bc9b7eaafde53d3408a1c9b9fe99bd30a7079b1d070e596ca72e391cf6d6ae2
SHA512f608e620f352d6ab59ee791cb513e960bc41868b66f3ddb827d21dd70b639414297e78d092e514c255f531449bd0bb2a2ee0ee83e6b373a3e21a4c95e98db56f
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Filesize
52KB
MD56bf2039986af96d98e08824ac6c383fd
SHA10bb6384656a96943cb427baa92446f987219a02e
SHA256a3e03454ff636f4cdd0a95b856ea9e7857cd3ce0fd2bc6d528ab45781349103f
SHA512fae378badcd6b45d69705d11fe5feb2d9f93fa444249c13aff9b150359ffdbcfe2b160731e193d3e19b6eef18d2ef01de41549a1c2bbdf59501f901511f9068e
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Filesize
68KB
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Filesize
284KB
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Filesize
284KB
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Filesize
284KB
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Filesize
284KB
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Filesize
284KB
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Filesize
284KB
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Filesize
284KB
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Filesize
44KB
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Filesize
44KB
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Filesize
44KB
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Filesize
32KB
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Filesize
44KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB