Analysis
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max time kernel
288s -
max time network
280s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2024 03:56
Static task
static1
Behavioral task
behavioral1
Sample
5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe
Resource
win10-20240221-en
Behavioral task
behavioral2
Sample
5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe
Resource
win10v2004-20240226-en
General
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Target
5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe
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Size
680KB
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MD5
bc7f80814ad63a035fbf8e0b67b02155
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SHA1
a7d76dd02b12bb250f9f42101fda1fa235154710
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SHA256
5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c
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SHA512
ac336b61ad93d51e68784350d59d56d08ac947426c3570ed7f0dfbbbdfce24bd0c495c6f626d3edeb8de47a0f0a3a09701b33b78dbb7a7a1e0b1cd32f8d0991a
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SSDEEP
6144:nSiQrg69p5Ozn2zdCQ2I8EXAOteqM+Z4q6NHnfmDZET62KGUXtkJwov56hL:eBIzn2zd6EX6qM+Z4qufG6/PUyJw+A
Malware Config
Signatures
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Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm svchost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1148 4760 WerFault.exe 87 -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000_Classes\Local Settings mspaint.exe Key created \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000_Classes\Local Settings mspaint.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2648 mspaint.exe 2648 mspaint.exe 2908 mspaint.exe 2908 mspaint.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeManageVolumePrivilege 1892 svchost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2648 mspaint.exe 2908 mspaint.exe 4284 OpenWith.exe 5056 OpenWith.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4760 wrote to memory of 4624 4760 5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe 88 PID 4760 wrote to memory of 4624 4760 5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe 88 PID 4760 wrote to memory of 4624 4760 5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe"C:\Users\Admin\AppData\Local\Temp\5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Users\Admin\AppData\Local\Temp\5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe"C:\Users\Admin\AppData\Local\Temp\5cd0759c1e566b6e74ef3f29a49a34a08ded2dc44408fccd41b5a9845573a34c.exe"2⤵PID:4624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 4002⤵
- Program crash
PID:1148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4760 -ip 47601⤵PID:3924
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\ShowStop.jpg" /ForceBootstrapPaint3D1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2648
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc1⤵
- Drops file in System32 directory
PID:3100
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\ShowStop.jpg" /ForceBootstrapPaint3D1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2908
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
PID:5056
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
PID:4284
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:3140
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1892