Behavioral task
behavioral1
Sample
2024-01-01_4d8aa1696e33d1a194ce6abd5c2e7764_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_4d8aa1696e33d1a194ce6abd5c2e7764_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_4d8aa1696e33d1a194ce6abd5c2e7764_cryptolocker
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Size
33KB
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MD5
4d8aa1696e33d1a194ce6abd5c2e7764
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SHA1
ff41e8599cc192eb2a68fe21b1a9605a1a1f2d7e
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SHA256
d4f516a02de1b65fdf698635b151c5208effeb0b27da812c3d7fedd1f90ea135
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SHA512
81889670259e615ff1d0a0f4aa7fed97e98c87cd785295a1ae35a18de7f29b849c7754123a989c653eef65b9b4fb662a106bcdce542f7ff0773b6e91b8719cea
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axzYfE:qUmnpomddpMOtEvwDpjjaYalgE
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-01-01_4d8aa1696e33d1a194ce6abd5c2e7764_cryptolocker unpack001/out.upx
Files
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2024-01-01_4d8aa1696e33d1a194ce6abd5c2e7764_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ