Behavioral task
behavioral1
Sample
2024-05-04_9ca7b3a9fa41a0e1a77df03910baeece_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_9ca7b3a9fa41a0e1a77df03910baeece_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-04_9ca7b3a9fa41a0e1a77df03910baeece_cryptolocker
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Size
54KB
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MD5
9ca7b3a9fa41a0e1a77df03910baeece
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SHA1
95e98e59234a92aad7fd0ae06f2f48584b28b00c
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SHA256
68498107c741747f40c11ec367295e34876036e0594c353bf7afa94181b82025
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SHA512
8ad1aae2396369590d005ba773a88956572bcfcd089b29ad5d1f75b083325a6e8d305ed9b79205879c4f10f5da83256787dd58f66e486f4770fced8dd3fa4a4b
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNH:bP9g/xtCS3Dxx0s
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 2024-05-04_9ca7b3a9fa41a0e1a77df03910baeece_cryptolocker
Files
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2024-05-04_9ca7b3a9fa41a0e1a77df03910baeece_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