Analysis
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max time kernel
145s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 23:43
Static task
static1
Behavioral task
behavioral1
Sample
7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe
Resource
win10v2004-20240508-en
General
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Target
7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe
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Size
225KB
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MD5
71d0e4035338c56678c8a479543b30b6
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SHA1
9ccfe26b50f6ed11f05ac5817c1a8792fb4e2a6e
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SHA256
7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972
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SHA512
bc4d4b44e534f53bdb4d67d570f259acc4e93d3f201bcd0658fa69f248d56184249d9b3168b4e2e2c4c4968048698330b7b311e8bd8b1686e86f03d3c58ecc3d
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SSDEEP
6144:DA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:DATuTAnKGwUAW3ycQqgf
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 3488 3512 WerFault.exe winver.exe 3068 4236 WerFault.exe 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3460 Explorer.EXE Token: SeCreatePagefilePrivilege 3460 Explorer.EXE Token: SeShutdownPrivilege 3460 Explorer.EXE Token: SeCreatePagefilePrivilege 3460 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exepid process 3512 winver.exe 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exewinver.exedescription pid process target process PID 4236 wrote to memory of 3512 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe winver.exe PID 4236 wrote to memory of 3512 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe winver.exe PID 4236 wrote to memory of 3512 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe winver.exe PID 4236 wrote to memory of 3512 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe winver.exe PID 3512 wrote to memory of 3460 3512 winver.exe Explorer.EXE PID 4236 wrote to memory of 3460 4236 7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe"C:\Users\Admin\AppData\Local\Temp\7afdad98f4d9c944bc734f252fe1072e754cf9bc9d904d7fc859afdc91ceb972.exe"2⤵
- 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 3512 -s 1924⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 7843⤵
- 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 208 -p 3512 -ip 35121⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4236 -ip 42361⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/3460-4-0x0000000000C50000-0x0000000000C56000-memory.dmpFilesize
24KB
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memory/3460-5-0x0000000000C50000-0x0000000000C56000-memory.dmpFilesize
24KB
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memory/3460-9-0x0000000000C60000-0x0000000000C66000-memory.dmpFilesize
24KB
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memory/4236-1-0x00000000046C0000-0x0000000004D18000-memory.dmpFilesize
6.3MB
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memory/4236-2-0x00000000024B0000-0x00000000024B1000-memory.dmpFilesize
4KB
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memory/4236-6-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4236-12-0x00000000046C0000-0x0000000004D18000-memory.dmpFilesize
6.3MB