Behavioral task
behavioral1
Sample
2024-04-17_3eeeac5a53b00b3461931d5dcd158d15_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_3eeeac5a53b00b3461931d5dcd158d15_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_3eeeac5a53b00b3461931d5dcd158d15_cryptolocker
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Size
54KB
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MD5
3eeeac5a53b00b3461931d5dcd158d15
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SHA1
78fe4dc59da105d8dcd6bac69af8310086a01120
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SHA256
f897dc7f183cae31eb69652aca9639c4f9474436247603ba4a76ff54612e67ff
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SHA512
42aec26d3d487aa295b02b8bcc542777cb8a3af3158b0e81081cfbc9e12371b470993f7ad18df22c5fb516397dfac8294d721a5512df14eb0cc57139a23e4f7e
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgULt:bP9g/xtCS3Dxx0M
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 2024-04-17_3eeeac5a53b00b3461931d5dcd158d15_cryptolocker
Files
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2024-04-17_3eeeac5a53b00b3461931d5dcd158d15_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