Behavioral task
behavioral1
Sample
2024-05-05_27ad69670f647f7deb23703edb4d0dd4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_27ad69670f647f7deb23703edb4d0dd4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-05_27ad69670f647f7deb23703edb4d0dd4_cryptolocker
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Size
55KB
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MD5
27ad69670f647f7deb23703edb4d0dd4
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SHA1
26815883ce778f05c0d146a412ad7f9687d1b029
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SHA256
a8177a44a7bc20c8ebf0810c9ea2c3b70fd9d51a2a22cc3430f534928e67e415
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SHA512
2250b9acc04e95cc3c229e1a28df2d8a3467232985be252164d0a7abdc26e57d9e1a17a545d461c0355764f8a723eab10ce9020f319e574b1985cd688c287a3f
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlK:bP9g/xtCS3Dxx0F
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_27ad69670f647f7deb23703edb4d0dd4_cryptolocker
Files
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2024-05-05_27ad69670f647f7deb23703edb4d0dd4_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