Behavioral task
behavioral1
Sample
2024-05-31_573efc3b38e6d7fa1ad99d38ef52d46c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_573efc3b38e6d7fa1ad99d38ef52d46c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_573efc3b38e6d7fa1ad99d38ef52d46c_cryptolocker
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Size
92KB
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MD5
573efc3b38e6d7fa1ad99d38ef52d46c
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SHA1
356e5e7c54b60d13a54059e35fd372bd07a639dd
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SHA256
c91c4123648a3ffe9b376bd50c6c774876f81976e0ab9778fcfd710bb0e82bec
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SHA512
efe9a8744a0d8f780052e1440fe562a657e58ffcf63f8ed869f53baea7bdf74369fb78f29269cc5a832e5f15681b7f0f66f02df1d554d55eecdd499c02ec1e80
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DG:n6a+1SEOtEvwDpjYYvQd2PB
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 2024-05-31_573efc3b38e6d7fa1ad99d38ef52d46c_cryptolocker
Files
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2024-05-31_573efc3b38e6d7fa1ad99d38ef52d46c_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: 11KB - 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