Analysis
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max time kernel
117s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10/09/2023, 17:49
Behavioral task
behavioral1
Sample
2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe
Resource
win10v2004-20230831-en
General
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Target
2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe
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Size
22KB
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MD5
c43d181633c16373b6025dd3d3414ffe
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SHA1
16494905cb2b13e789b64fe4932fdf6faba18207
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SHA256
abf85354b2b5c121e86e1c832e1700aad23c4de4f31d97a532b655307266b26a
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SHA512
a0fdf71fc4662c81cd8f10b22e3f09ff30031f3ec91b1e8da3ab9d57218983e3723a78eadc6f106d1d3c1d8899846fd1932da5a5c8ef731aac3fa9f34dc53c78
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SSDEEP
384:R3MLWHn3kIGPcSxlR2CpkXsQJHdtKXRIJtwr91Czxb500eG:xn3kIF6jpkNRfKXRACr9ixby0eG
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 1 IoCs
resource yara_rule behavioral1/memory/2260-0-0x00000000009C0000-0x00000000009CC000-memory.dmp family_chaos -
Program crash 1 IoCs
pid pid_target Process procid_target 2092 2260 WerFault.exe 27 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2260 wrote to memory of 2092 2260 2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe 28 PID 2260 wrote to memory of 2092 2260 2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe 28 PID 2260 wrote to memory of 2092 2260 2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe"C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2260 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2260 -s 4802⤵
- Program crash
PID:2092
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