Analysis
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max time kernel
118s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
18-07-2024 21:43
Static task
static1
Behavioral task
behavioral1
Sample
11075ee45fb5c2a2646dbaa03719dd50N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
11075ee45fb5c2a2646dbaa03719dd50N.exe
Resource
win10v2004-20240709-en
General
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Target
11075ee45fb5c2a2646dbaa03719dd50N.exe
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Size
225KB
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MD5
11075ee45fb5c2a2646dbaa03719dd50
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SHA1
708a0b8084fec49e00cadc3057ec8373fa3fa063
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SHA256
6e08236e7841a48248e7f86cbb71dd1f2a32c049f9233a296d7866bffb959eb9
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SHA512
9865ae520d91596e9f34427ab67dcdafa8185098987f51a78c29353d52a0f3c2ce51f8001232f01c5d93e6fe176a174ffd90f57d5416aa2fcde38ce72e9a785d
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SSDEEP
6144:QA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:QATuTAnKGwUAW3ycQqgf
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3796 3556 WerFault.exe winver.exe 1220 1396 WerFault.exe 11075ee45fb5c2a2646dbaa03719dd50N.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
11075ee45fb5c2a2646dbaa03719dd50N.exepid process 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3448 Explorer.EXE Token: SeCreatePagefilePrivilege 3448 Explorer.EXE Token: SeShutdownPrivilege 3448 Explorer.EXE Token: SeCreatePagefilePrivilege 3448 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe11075ee45fb5c2a2646dbaa03719dd50N.exepid process 3556 winver.exe 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3448 Explorer.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
11075ee45fb5c2a2646dbaa03719dd50N.exewinver.exedescription pid process target process PID 1396 wrote to memory of 3556 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe winver.exe PID 1396 wrote to memory of 3556 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe winver.exe PID 1396 wrote to memory of 3556 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe winver.exe PID 1396 wrote to memory of 3556 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe winver.exe PID 3556 wrote to memory of 3448 3556 winver.exe Explorer.EXE PID 1396 wrote to memory of 3448 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe Explorer.EXE PID 1396 wrote to memory of 1044 1396 11075ee45fb5c2a2646dbaa03719dd50N.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\11075ee45fb5c2a2646dbaa03719dd50N.exe"C:\Users\Admin\AppData\Local\Temp\11075ee45fb5c2a2646dbaa03719dd50N.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 3004⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 9923⤵
- Program crash
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3556 -ip 35561⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1396 -ip 13961⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1044-13-0x0000000000B90000-0x0000000000B96000-memory.dmpFilesize
24KB
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memory/1044-19-0x0000000000B90000-0x0000000000B96000-memory.dmpFilesize
24KB
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memory/1396-1-0x0000000004540000-0x0000000004B98000-memory.dmpFilesize
6.3MB
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memory/1396-2-0x0000000003DD0000-0x0000000003DD1000-memory.dmpFilesize
4KB
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memory/1396-6-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1396-10-0x0000000005750000-0x0000000006150000-memory.dmpFilesize
10.0MB
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memory/1396-14-0x0000000005750000-0x0000000006150000-memory.dmpFilesize
10.0MB
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memory/1396-18-0x0000000004540000-0x0000000004B98000-memory.dmpFilesize
6.3MB
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memory/3448-4-0x0000000000D40000-0x0000000000D46000-memory.dmpFilesize
24KB
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memory/3448-5-0x0000000000D40000-0x0000000000D46000-memory.dmpFilesize
24KB
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memory/3448-11-0x0000000002C90000-0x0000000002C96000-memory.dmpFilesize
24KB