Behavioral task
behavioral1
Sample
2024-04-09_28437bcee950bcdc998c8ef96ebfe6ea_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-09_28437bcee950bcdc998c8ef96ebfe6ea_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_28437bcee950bcdc998c8ef96ebfe6ea_cryptolocker
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Size
53KB
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MD5
28437bcee950bcdc998c8ef96ebfe6ea
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SHA1
8dedba5b22cf8270e5248fd9462a3f3a544a80d4
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SHA256
dbf12909a1533844fa90de1f2c6e6b445c72afe2f65669186c85519f1df85329
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SHA512
5954a0a7217b376b31701c67c409ae6a82da5d2be57d25eb5a1ffcb6df953e488b90ca0f47da14df305825a65db306371e25c8ba7cec035706734730e4aeeac3
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUU:bP9g/xtCS3Dxx0B
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 2024-04-09_28437bcee950bcdc998c8ef96ebfe6ea_cryptolocker
Files
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2024-04-09_28437bcee950bcdc998c8ef96ebfe6ea_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