Behavioral task
behavioral1
Sample
2024-03-11_4a425e2f349d0059c8c60f44702de732_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_4a425e2f349d0059c8c60f44702de732_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_4a425e2f349d0059c8c60f44702de732_cryptolocker
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Size
80KB
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MD5
4a425e2f349d0059c8c60f44702de732
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SHA1
c80f36cdd709c093c6d047935efc7a09bc7befd5
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SHA256
d374cee7e7999930cb4e9c9d77ad5d479b772ef5b57795b18161b93739c8bedb
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SHA512
4025ffe42fc7e5eeedc33993febf299401b867c808bd6e585bc14fc829c635fa4b6f15d871a1fdaa8c0c27757fe243153c9c863da98e35fa06298893cb1868af
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyTgh5a:zCsanOtEvwDpj+
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 2024-03-11_4a425e2f349d0059c8c60f44702de732_cryptolocker
Files
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2024-03-11_4a425e2f349d0059c8c60f44702de732_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