Behavioral task
behavioral1
Sample
2024-03-10_9453b8aa12a8304e25f87a05d2a90898_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_9453b8aa12a8304e25f87a05d2a90898_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_9453b8aa12a8304e25f87a05d2a90898_cryptolocker
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Size
78KB
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MD5
9453b8aa12a8304e25f87a05d2a90898
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SHA1
654a48b872cb7a4931f9b9cd2b518ddd17caf86d
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SHA256
bed9f56d5a955bb675e1548247d78bf83e4a4c9c427dcced627a8755acd841f7
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SHA512
e5e6dd5d41bd94d4bebf7086e4509cd900ec4b10d690e12e136f4d8252a55b213c594ac42a91c9de82eb9e7e64117c2d3324885977b887b59f2591b5ab0e5886
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBO:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyE
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 2024-03-10_9453b8aa12a8304e25f87a05d2a90898_cryptolocker
Files
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2024-03-10_9453b8aa12a8304e25f87a05d2a90898_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