Analysis
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max time kernel
117s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
13-07-2024 05:34
Behavioral task
behavioral1
Sample
52d43c43ebc0b912e7b5d29718fd3f30N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
52d43c43ebc0b912e7b5d29718fd3f30N.exe
Resource
win10v2004-20240709-en
General
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Target
52d43c43ebc0b912e7b5d29718fd3f30N.exe
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Size
45KB
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MD5
52d43c43ebc0b912e7b5d29718fd3f30
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SHA1
1a29b6f4668cfa7390419bb8a3cc1984b42b5c41
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SHA256
2563c92188cd82c2479fc87055c27451556861ca291f8d5094acaba37eedff9f
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SHA512
6e536e2750d0f61c48133b5217d6cec3262b228f614c4058700d01aab3878b6777f5869c5204508fb032d27c45e971b3e94148fe6cae6e77247b48ff09f5a95e
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SSDEEP
768:7hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:9sWE9N5dFu53dsniQaB/xZ14n7zIF+qr
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4896-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\F9D42905 = "C:\\Users\\Admin\\AppData\\Roaming\\F9D42905\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1352 2440 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 2440 winver.exe 2440 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3344 Explorer.EXE Token: SeCreatePagefilePrivilege 3344 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 2440 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3344 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
52d43c43ebc0b912e7b5d29718fd3f30N.exewinver.exedescription pid process target process PID 4896 wrote to memory of 2440 4896 52d43c43ebc0b912e7b5d29718fd3f30N.exe winver.exe PID 4896 wrote to memory of 2440 4896 52d43c43ebc0b912e7b5d29718fd3f30N.exe winver.exe PID 4896 wrote to memory of 2440 4896 52d43c43ebc0b912e7b5d29718fd3f30N.exe winver.exe PID 4896 wrote to memory of 2440 4896 52d43c43ebc0b912e7b5d29718fd3f30N.exe winver.exe PID 2440 wrote to memory of 3344 2440 winver.exe Explorer.EXE PID 2440 wrote to memory of 2692 2440 winver.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\52d43c43ebc0b912e7b5d29718fd3f30N.exe"C:\Users\Admin\AppData\Local\Temp\52d43c43ebc0b912e7b5d29718fd3f30N.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 3524⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2440 -ip 24401⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2440-6-0x0000000076FD2000-0x0000000076FD3000-memory.dmpFilesize
4KB
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memory/2440-16-0x0000000000F60000-0x0000000000F66000-memory.dmpFilesize
24KB
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memory/2440-8-0x00007FFC44B30000-0x00007FFC44D25000-memory.dmpFilesize
2.0MB
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memory/2440-5-0x0000000000F60000-0x0000000000F66000-memory.dmpFilesize
24KB
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memory/2692-15-0x0000000000040000-0x0000000000046000-memory.dmpFilesize
24KB
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memory/3344-7-0x00007FFC44BCD000-0x00007FFC44BCE000-memory.dmpFilesize
4KB
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memory/3344-2-0x00000000011E0000-0x00000000011E6000-memory.dmpFilesize
24KB
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memory/3344-9-0x00007FFC44D60000-0x00007FFC44D61000-memory.dmpFilesize
4KB
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memory/3344-3-0x00000000011E0000-0x00000000011E6000-memory.dmpFilesize
24KB
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memory/4896-0-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/4896-4-0x0000000002270000-0x0000000002C70000-memory.dmpFilesize
10.0MB
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memory/4896-10-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/4896-11-0x0000000002270000-0x0000000002C70000-memory.dmpFilesize
10.0MB
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memory/4896-1-0x0000000000580000-0x0000000000581000-memory.dmpFilesize
4KB