Behavioral task
behavioral1
Sample
2024-04-16_86f154041c4f08ec1db27f7e14e6ca4e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_86f154041c4f08ec1db27f7e14e6ca4e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_86f154041c4f08ec1db27f7e14e6ca4e_cryptolocker
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Size
54KB
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MD5
86f154041c4f08ec1db27f7e14e6ca4e
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SHA1
3922361a4db64b7913b2a0ee7079d7a899fc4d4b
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SHA256
cade548e691bb18949968a1e86c6bdfce2bec7992a676bfa4d505a197bcbaa01
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SHA512
237f9992364e35e8d6b5fa665f6971df23b2d3fc8ee298c4ccf8308c31caa020d29a2123fc78ece551ac9544d05acb43c6b89c9f4d86d46c6f540b8bae633634
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjle:bP9g/xtCS3Dxx0p
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-16_86f154041c4f08ec1db27f7e14e6ca4e_cryptolocker
Files
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2024-04-16_86f154041c4f08ec1db27f7e14e6ca4e_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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