Behavioral task
behavioral1
Sample
2024-03-09_1a6bd19b2b40dae28da714dd7aad2043_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-09_1a6bd19b2b40dae28da714dd7aad2043_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_1a6bd19b2b40dae28da714dd7aad2043_cryptolocker
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Size
109KB
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MD5
1a6bd19b2b40dae28da714dd7aad2043
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SHA1
656f9f894f0421421e3d4bf6e4fcf2cd479ede1a
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SHA256
c879075e40b924ce9b25bd7f24eba7d52295ac281f8b5eb0f9812b9f5ebca3c1
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SHA512
ddd28ef7cf7bdb46dc647951d51aa609ff46c9cb64aaadc36563761d8b651c2f86ed5de4ba30988823d75315d0735795faab0682ffb730e5cef17d697d1cdf8e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMghJOvjO:z6a+CdOOtEvwDpjcz3
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 2024-03-09_1a6bd19b2b40dae28da714dd7aad2043_cryptolocker
Files
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2024-03-09_1a6bd19b2b40dae28da714dd7aad2043_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_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