Behavioral task
behavioral1
Sample
2024-06-06_a8c98bb2089821812759593b3d44aaa0_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-06_a8c98bb2089821812759593b3d44aaa0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-06_a8c98bb2089821812759593b3d44aaa0_cryptolocker
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Size
66KB
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MD5
a8c98bb2089821812759593b3d44aaa0
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SHA1
140b32025b4abc6012df5294c96a4a78ce297e22
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SHA256
3c5f9e04a0d1eceaebef4cd0fc9ab0fcd4025219a872ecba28d247036187bc2a
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SHA512
3ebbf1535d90440285b93dd3fddede8d9df0eb53c79e801428e30f1c4d40fbcfc9cc61772074499575e57f81e118ac240c8427b95e35d424dbf11eaec0bf11b0
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xZV+:1nK6a+qdOOtEvwDpjI
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 2024-06-06_a8c98bb2089821812759593b3d44aaa0_cryptolocker
Files
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2024-06-06_a8c98bb2089821812759593b3d44aaa0_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE