Behavioral task
behavioral1
Sample
2024-03-13_374e2b7599aeb75e88308d84b7c07613_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-13_374e2b7599aeb75e88308d84b7c07613_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_374e2b7599aeb75e88308d84b7c07613_cryptolocker
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Size
80KB
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MD5
374e2b7599aeb75e88308d84b7c07613
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SHA1
7d67d3c93f1bbbec55af582a03cbf849f651785f
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SHA256
cfbd7c4120fc3a257d4823cd818177f7cddb869a1de1774bc4df48dd43972e32
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SHA512
f24f4d1d93005a3d3198e7a16b32fe5d407025ff5e50ee4f5b294219055dfe099872db7611a210bfb3f3039cd6feaef0d0429d9e3f97d502c172469464b8cbe7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyS2zZ5:zCsanOtEvwDpjY
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 2024-03-13_374e2b7599aeb75e88308d84b7c07613_cryptolocker
Files
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2024-03-13_374e2b7599aeb75e88308d84b7c07613_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