Behavioral task
behavioral1
Sample
2024-05-01_f4b73962b81acc17f4edadaec63f372b_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-01_f4b73962b81acc17f4edadaec63f372b_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_f4b73962b81acc17f4edadaec63f372b_cryptolocker
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Size
56KB
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MD5
f4b73962b81acc17f4edadaec63f372b
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SHA1
171877fc20798826ec1c347e6a5e056abc95d034
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SHA256
3233390ba54a9e414f3ad0f06fb312c0739c17ebcabd58fa33e93d3e43f7f77c
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SHA512
6262a3556e05989755853a01a7ba8d17d3c7ac680f8eb1adbb4b9c85d5ab3ed460bbb9b008eb1fb04c57fdbb76c47224499708a78833ca202977751153b08433
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+S6C:bP9g/xtCS3Dxx0JS6C
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-01_f4b73962b81acc17f4edadaec63f372b_cryptolocker
Files
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2024-05-01_f4b73962b81acc17f4edadaec63f372b_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE