Behavioral task
behavioral1
Sample
2024-01-25_a07f7ab2a50632f9c2269d9179c427a8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_a07f7ab2a50632f9c2269d9179c427a8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_a07f7ab2a50632f9c2269d9179c427a8_cryptolocker
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Size
64KB
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MD5
a07f7ab2a50632f9c2269d9179c427a8
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SHA1
8c412f563392fb4287f25a0269ab902425ce8c15
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SHA256
d0fb98dda69ae50e7c7d9c8acacfbb9af28071a94ed82e80f627e82231d1a817
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SHA512
3a933d26211ac16d644f88f3e5ce7a4d7cf4751e83db170e372916e0356b746c3942f0b792cba9033c78a4cae532223f35d51f1d5bf1ab0b4d07582137dbee52
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+g0mum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+g0fmddpMOtEvwDpj
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-01-25_a07f7ab2a50632f9c2269d9179c427a8_cryptolocker
Files
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2024-01-25_a07f7ab2a50632f9c2269d9179c427a8_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE