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Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27/03/2024, 19:56
Static task
static1
Behavioral task
behavioral1
Sample
4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe
Resource
win10v2004-20240226-en
General
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Target
4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe
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Size
1.1MB
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MD5
b93479f08d381d5e2e88a14163b7e1d2
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SHA1
e53978f28c27eb4f4a1383445d992070ab4aee6c
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SHA256
4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05
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SHA512
4a41c417747223d60a3d1a21d30ef49e31ff797ecf98ed24b4ea4860ca118758745f1989b50d442aea5b1239274da46a957cfd5fb8fe259919273a87f6887ec0
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SSDEEP
12288:0thlUijvH9IVyDgaLjjVDa/ZS4fD7HnhvMCtjW:0thlUamEDzLRa/ZS4fDDueC
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe -
Loads dropped DLL 4 IoCs
pid Process 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 2820 WerFault.exe 2820 WerFault.exe 2820 WerFault.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2820 2152 WerFault.exe 29 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1640 wrote to memory of 2152 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 29 PID 1640 wrote to memory of 2152 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 29 PID 1640 wrote to memory of 2152 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 29 PID 1640 wrote to memory of 2152 1640 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 29 PID 2152 wrote to memory of 2820 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 30 PID 2152 wrote to memory of 2820 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 30 PID 2152 wrote to memory of 2820 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 30 PID 2152 wrote to memory of 2820 2152 4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe"C:\Users\Admin\AppData\Local\Temp\4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exeC:\Users\Admin\AppData\Local\Temp\4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe2⤵
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 1443⤵
- Loads dropped DLL
- Program crash
PID:2820
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\4bc0c6bbea024b48d3428ebbf8d2fabe644c246e1a2453d8c0f48512ff4b3e05.exe
Filesize1.1MB
MD56a1db2fa976f051bafc2eb7279eb21e5
SHA10a3d25699949849d785f7f78c60faf19f5ef8d96
SHA2566f358b04c6d8e76efafc6626c54089432997d67955d8a041f71aadc125d66c9d
SHA512c9f351d6de7c5077d857f5ce8a8494d1eec1255e1d3a151b1debdaef2a06214517f534c4ee45cb0164204896b7a15aa0ac2daf7984f47cd01c1d5bca679c2fc9