Behavioral task
behavioral1
Sample
2024-05-05_a260d2dde7b14d6daab6e409d1e947f5_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_a260d2dde7b14d6daab6e409d1e947f5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-05_a260d2dde7b14d6daab6e409d1e947f5_cryptolocker
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Size
56KB
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MD5
a260d2dde7b14d6daab6e409d1e947f5
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SHA1
a685cfce349d8796c0ef18d5e61a17215fab57c3
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SHA256
adc6408fb9654b4cd9f6ef5e6f795620452219ba96f6608fe4425b681b00afdd
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SHA512
3279bd0601e6076ebaf6064c99ca5d633b891d51a15d3b8424aecfd592c9e1f718bbe5226254f378e4b69f1d8ffe307c5aa05d6f9efe35899668f4a56d8644f7
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzo:bP9g/xtCS3Dxx0no
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 2024-05-05_a260d2dde7b14d6daab6e409d1e947f5_cryptolocker
Files
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2024-05-05_a260d2dde7b14d6daab6e409d1e947f5_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