Behavioral task
behavioral1
Sample
2024-03-12_5207e25bb0b030a6302b673f2742f5d2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_5207e25bb0b030a6302b673f2742f5d2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_5207e25bb0b030a6302b673f2742f5d2_cryptolocker
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Size
69KB
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MD5
5207e25bb0b030a6302b673f2742f5d2
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SHA1
b979d04b10e53cf03d90f8d231340881cc073977
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SHA256
9ea0b6a926772a4006a88809b1b5eab69f4f71b805f2ddc960208cda76197af9
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SHA512
1353016a2248cb372879b99fa6b17078a83db394496a9f40aa1dbe604e8034950fa195b0185026b81fcf579285fa1a750ecf739a40fa59d6f8d458780e137f44
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB+/:z6a+CdOOtEvwDpjQQ
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 2024-03-12_5207e25bb0b030a6302b673f2742f5d2_cryptolocker
Files
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2024-03-12_5207e25bb0b030a6302b673f2742f5d2_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