Behavioral task
behavioral1
Sample
2024-05-21_10371e68f07ba70c6a72680437a38471_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-21_10371e68f07ba70c6a72680437a38471_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_10371e68f07ba70c6a72680437a38471_cryptolocker
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Size
42KB
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MD5
10371e68f07ba70c6a72680437a38471
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SHA1
2559cebc266f45995ba747c165e7ed2faa33a5d3
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SHA256
e6833aca7e9f210eb69ef278716580928a9ba3560b44da4cdf3e28e10406f779
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SHA512
04a75872f1462a7d7ea3d8d62399ec16e7dbd293b2c483ec6793eaf7880b9c83cdf9b312ee21ece9f3954bb09548a874168ab5b6ae3ed4782c30708e688ca8c0
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWOd:ba6YcA/Xk3wXFXSqAJid
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_10371e68f07ba70c6a72680437a38471_cryptolocker
Files
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2024-05-21_10371e68f07ba70c6a72680437a38471_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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