Behavioral task
behavioral1
Sample
2024-04-30_3c967c0086bc366cebc97f5fb9c2dec1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-30_3c967c0086bc366cebc97f5fb9c2dec1_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_3c967c0086bc366cebc97f5fb9c2dec1_cryptolocker
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Size
55KB
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MD5
3c967c0086bc366cebc97f5fb9c2dec1
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SHA1
8983df67f5eee2d5b91975526011cfd7c8a978a7
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SHA256
0c808ba475b732bb6c9ccd8b9bd6a1bd6d7ce5932775eaccc3b81b6c50c69773
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SHA512
a7fdebae1e666a066d1a0e3287bc17811c765de03c919360a007f52fb471b04546dcb5e4d5d358ce292bcc9c347bc7777715c99f8bcc5a52ddfd03411c0c250c
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNw:bP9g/xtCS3Dxx0D
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 2024-04-30_3c967c0086bc366cebc97f5fb9c2dec1_cryptolocker
Files
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2024-04-30_3c967c0086bc366cebc97f5fb9c2dec1_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