Behavioral task
behavioral1
Sample
2024-05-10_b06bf04820174c8e0d136e428a78e304_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-10_b06bf04820174c8e0d136e428a78e304_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_b06bf04820174c8e0d136e428a78e304_cryptolocker
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Size
56KB
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MD5
b06bf04820174c8e0d136e428a78e304
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SHA1
9a728c7dd3194ba465a3233afe7249f76425de3a
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SHA256
37f630025a343655576afa036da34250dc7512c6aa37eed72c76a9d01eb6b2e6
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SHA512
f2fe6e46a6553a54556ba61108b5dcd5a43eb5f9aa3473394a09800590b50b6a3d96c98527aa54acd6f6d164cbd3440fc4a8df14c77f7840bdfcc47f7a4572b7
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbw:bP9g/xtCS3Dxx0Aw
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 2024-05-10_b06bf04820174c8e0d136e428a78e304_cryptolocker
Files
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2024-05-10_b06bf04820174c8e0d136e428a78e304_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