Behavioral task
behavioral1
Sample
2024-06-08_d7a6af958c9e220887417408b1653339_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-08_d7a6af958c9e220887417408b1653339_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-08_d7a6af958c9e220887417408b1653339_cryptolocker
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Size
57KB
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MD5
d7a6af958c9e220887417408b1653339
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SHA1
c628b05f21c636e32bcc04624bbb2c63af238a0d
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SHA256
63e4f6f6abafbdf9c0cba77228a182040c9f248b85948250a395e4c2ba40d0fa
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SHA512
dd0d1e2c2fe14f4292068a6452ac3e792d5ec62bd7f9320682dc6d22299c0b8d5d7000966cb6c9e5150606390fb228144c4c941cf861b27ce58b56dab508c4cb
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzCG:bP9g/xtCS3Dxx0nCG
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 2024-06-08_d7a6af958c9e220887417408b1653339_cryptolocker
Files
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2024-06-08_d7a6af958c9e220887417408b1653339_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