Behavioral task
behavioral1
Sample
2024-05-21_f8ff2bad3583824a0bed859c91c935d0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-21_f8ff2bad3583824a0bed859c91c935d0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_f8ff2bad3583824a0bed859c91c935d0_cryptolocker
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Size
57KB
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MD5
f8ff2bad3583824a0bed859c91c935d0
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SHA1
f415bee8d626a5fa3bc3bdc4530daedc127deba5
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SHA256
f547e3112c788189cce1eb5fec12720b7d1fe7519306526ece0fd91bebf08685
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SHA512
636f2ed447ec4e5cbf1b6fad414bfb580590fa02c59452785d2b2aa1bcd6d06c320275857525cba02cad9d2fbde601455f3fcaf62cbe0091f107a3ff0d59c70c
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbQ9mEq:bP9g/xtCS3Dxx0AQU1
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 2024-05-21_f8ff2bad3583824a0bed859c91c935d0_cryptolocker
Files
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2024-05-21_f8ff2bad3583824a0bed859c91c935d0_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