Behavioral task
behavioral1
Sample
2024-05-09_073f76175d5248a55351e3f67825dfc7_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-09_073f76175d5248a55351e3f67825dfc7_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_073f76175d5248a55351e3f67825dfc7_cryptolocker
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Size
55KB
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MD5
073f76175d5248a55351e3f67825dfc7
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SHA1
97a107155f2369d2bb0f91638d0472feac080230
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SHA256
76ffe9fb5c7baffff2e4c9161e3376726a3f8295c9ab722a5e985e1529d3b845
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SHA512
2bfd46d361b734f40619550bc470ff9b62dfcefa7f09efbe268d6b35d0d63a1133c88e6901b1514054a57d24c80c2b69e8dbcd89c84b9cb62ad8e53064b3a62a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYf:bP9g/xtCS3Dxx0Lf
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 2024-05-09_073f76175d5248a55351e3f67825dfc7_cryptolocker
Files
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2024-05-09_073f76175d5248a55351e3f67825dfc7_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