Behavioral task
behavioral1
Sample
2024-01-01_239e939a091ac5f723ef4b28f1a721b6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_239e939a091ac5f723ef4b28f1a721b6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_239e939a091ac5f723ef4b28f1a721b6_cryptolocker
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Size
33KB
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MD5
239e939a091ac5f723ef4b28f1a721b6
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SHA1
79822e109785b530725c5ff2c8a29b257735601a
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SHA256
9bac9ddca93489864a9c8c92ec88ebec055842c6da47040cdb9494b1101b9e38
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SHA512
5fd41aa510b11fc0b56678f8fd6ce4ec22ba58e3091c7f7c01e5d2199c6c5281b48351c43b46130f43697f2b0aa65f8976ba116c5d1f1b65deb5200cd123d6f9
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axzYfh:qUmnpomddpMOtEvwDpjjaYalgh
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_239e939a091ac5f723ef4b28f1a721b6_cryptolocker unpack001/out.upx
Files
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2024-01-01_239e939a091ac5f723ef4b28f1a721b6_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