Analysis
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max time kernel
143s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2024, 18:38
Behavioral task
behavioral1
Sample
ECC.5.3/ECC.5.3.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ECC.5.3/ECC.5.3.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
ECC.5.3/ECC.5.3.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
ECC.5.3/ECC.5.3.exe
Resource
win10v2004-20240226-en
General
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Target
ECC.5.3/ECC.5.3.dll
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Size
216KB
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MD5
e3a93be8df617779d35992a87ff548b5
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SHA1
8553df58567b39d1f848bae6cd9d463a2a5d99b9
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SHA256
1c9e9a1e3691ebf8b32ddba9033b6fd7bd028cc539e36ff2d3db3cb807dbf790
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SHA512
107d5fbcd78caf11eac0e651073be2c0472e8da04ed5eb78b7fb3ec2053dbd33428d1c8024a3a4b2dc1bbb1cac6aa7333e7fdcb77d99551fa819aa66c678505a
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SSDEEP
3072:09HOUXjmrIu9yJ+d5zqQrL6K/sL1QEauRelEzMz0jt+rRtVlUlxup:0xmrr55eQvTg1hElEYz0sglxu
Malware Config
Signatures
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Program crash 2 IoCs
pid pid_target Process procid_target 4232 2396 WerFault.exe 89 4564 2396 WerFault.exe 89 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3460 wrote to memory of 2396 3460 rundll32.exe 89 PID 3460 wrote to memory of 2396 3460 rundll32.exe 89 PID 3460 wrote to memory of 2396 3460 rundll32.exe 89
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ECC.5.3\ECC.5.3.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3460 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ECC.5.3\ECC.5.3.dll,#12⤵PID:2396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 5883⤵
- Program crash
PID:4232
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 7923⤵
- Program crash
PID:4564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2396 -ip 23961⤵PID:3408
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 2396 -ip 23961⤵PID:452