Behavioral task
behavioral1
Sample
rizzler.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
rizzler.exe
Resource
win10v2004-20240730-en
General
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Target
rizzler.exe
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Size
348KB
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MD5
fc031cdd7fe84e5221305c87e6375e13
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SHA1
57f0e3cd6bf5dc09fbaacd0d9fcb7bf35af8eed7
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SHA256
1e93d49cb048b0bf26ddd4cf728fc9e7900b33222de596140cac44dc41bc14f4
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SHA512
67f4094e826d990e26de3e0770ad7eb87046dc6fefdc1278ebe0995b5e33282dc05b025f9b49aafedcaca491f563f48963be559456c1fe1b6e401250e8659546
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SSDEEP
6144:Ic9HqFqv+GIIIIIIIhIIIIIIIIIIIIIIIU:7qkQ
Malware Config
Signatures
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Chaos Ransomware 1 IoCs
resource yara_rule sample family_chaos -
Chaos family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource rizzler.exe
Files
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rizzler.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 81KB - Virtual size: 81KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 265KB - Virtual size: 265KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ