Behavioral task
behavioral1
Sample
2024-03-29_7c5f57083e51cddbc9b0ac4c75422aed_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-29_7c5f57083e51cddbc9b0ac4c75422aed_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_7c5f57083e51cddbc9b0ac4c75422aed_cryptolocker
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Size
82KB
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MD5
7c5f57083e51cddbc9b0ac4c75422aed
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SHA1
6a9646227d173603a2017a79963de45f447bbedc
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SHA256
f930bd45c52315d46ea50e83e4c7bf7a7594446182245e95d2517da21ceeefab
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SHA512
74a9108c017757a6c9937d0ade7e37468f68ac167dc1df733fdcd635defe1a8b52897118d6f03ff0d83e3766161f9f3e66252f5c68f6f56478a251bdabd6ee28
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7k:T6a+rdOOtEvwDpjNY
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 2024-03-29_7c5f57083e51cddbc9b0ac4c75422aed_cryptolocker
Files
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2024-03-29_7c5f57083e51cddbc9b0ac4c75422aed_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